← The evidence ledger
Evidence row 750595
Observed , by sync.agentic_market/1.
- Kind
- listing
- About
- source_record agentic_market:api-maximusmediahouse-com
- Recorded
- Previous row
- #525580
- Body SHA-256
- 4d3857ed4300527f38332d4b7c5c947c9b6203f8a21e56b5a519049a9069489a
- Leaf
- 0x4062aeb6c6ac24d8eea96e195d58d0a42b3384ea4e523aba04f39c8303ed0596
What was observed
{
"endpoints": [
[
"x402",
"https://api.maximusmediahouse.com/v1/batch"
],
[
"x402",
"https://api.maximusmediahouse.com/v1/chunk"
],
[
"x402",
"https://api.maximusmediahouse.com/v1/classify"
],
[
"x402",
"https://api.maximusmediahouse.com/v1/dedupe"
],
[
"x402",
"https://api.maximusmediahouse.com/v1/diff"
],
[
"x402",
"https://api.maximusmediahouse.com/v1/extract"
],
[
"x402",
"https://api.maximusmediahouse.com/v1/extract_custom"
],
[
"x402",
"https://api.maximusmediahouse.com/v1/hash"
],
[
"x402",
"https://api.maximusmediahouse.com/v1/normalize"
],
[
"x402",
"https://api.maximusmediahouse.com/v1/redact"
],
[
"x402",
"https://api.maximusmediahouse.com/v1/slugify"
],
[
"x402",
"https://api.maximusmediahouse.com/v1/validate"
],
[
"x402",
"https://api.maximusmediahouse.com/v1/validate_json"
]
],
"name": "api.maximusmediahouse.com",
"owner_address": null,
"raw": {
"caip2_networks": [
"eip155:8453"
],
"category": "",
"description": "",
"domain": "api.maximusmediahouse.com",
"endpoints": [
{
"description": "Run up to 10 primitive calls in one round trip. One x402 payment of $0.40 (=$0.04 per call, 20% off the single-call price). Each request specifies an `endpoint` (normalize, validate, extract, redact, classify, dedupe, diff, chunk, extract_custom, validate_json, slugify, hash) and the input for it; the response carries 10 results in the same order. Single-call batch — no streaming.",
"method": "POST",
"parameters": [
{
"default": null,
"description": "",
"enumValues": [],
"example": [],
"group": "body",
"name": "requests",
"required": false,
"type": "array"
}
],
"pricing": {
"amount": "0.4",
"currency": "USDC",
"maxAmount": "",
"minAmount": "",
"network": "eip155:8453",
"scheme": "exact"
},
"providerName": "",
"quality": {
"l30DaysTotalCalls": "1",
"l30DaysUniquePayers": "1"
},
"serviceName": "PrepLayer.ai",
"tags": [
"text-processing",
"deterministic",
"preprocessing",
"x402",
"agents"
],
"url": "https://api.maximusmediahouse.com/v1/batch"
},
{
"description": "Split long text into pieces for RAG retrieval. Strategies: 'sentence' packs whole sentences into a size budget and never splits mid-sentence; 'paragraph' prefers \\n\\n boundaries; 'fixed' is a hard char window with overlap. The highest-value endpoint for agents that build retrieval pipelines.",
"method": "POST",
"parameters": [
{
"default": null,
"description": "",
"enumValues": [],
"example": 100,
"group": "body",
"name": "overlap",
"required": false,
"type": "number"
},
{
"default": null,
"description": "",
"enumValues": [],
"example": 1000,
"group": "body",
"name": "size",
"required": false,
"type": "number"
},
{
"default": null,
"description": "",
"enumValues": [],
"example": "sentence",
"group": "body",
"name": "strategy",
"required": false,
"type": "string"
},
{
"default": null,
"description": "",
"enumValues": [],
"example": "…",
"group": "body",
"name": "text",
"required": false,
"type": "string"
}
],
"pricing": {
"amount": "0.005",
"currency": "USDC",
"maxAmount": "",
"minAmount": "",
"network": "eip155:8453",
"scheme": "exact"
},
"providerName": "",
"quality": {
"l30DaysTotalCalls": "2",
"l30DaysUniquePayers": "2"
},
"serviceName": "PrepLayer.ai",
"tags": [
"text-processing",
"deterministic",
"preprocessing",
"x402",
"agents"
],
"url": "https://api.maximusmediahouse.com/v1/chunk"
},
{
"description": "Rule-based multi-label text classification over a fixed taxonomy (urgency, financial_promise, credential_request, crypto_mention, cta, legal_offer, medical_claim, seo_spam, url_shortener, press_release, question, has_contact). Deterministic - identical text always yields identical labels.",
"method": "POST",
"parameters": [
{
"default": null,
"description": "",
"enumValues": [],
"example": "The quick brown fox jumps over the lazy dog.",
"group": "body",
"name": "text",
"required": false,
"type": "string"
}
],
"pricing": {
"amount": "0.003",
"currency": "USDC",
"maxAmount": "",
"minAmount": "",
"network": "eip155:8453",
"scheme": "exact"
},
"providerName": "",
"quality": {
"l30DaysTotalCalls": "5",
"l30DaysUniquePayers": "2"
},
"serviceName": "PrepLayer.ai",
"tags": [
"text-processing",
"deterministic",
"preprocessing",
"x402",
"agents"
],
"url": "https://api.maximusmediahouse.com/v1/classify"
},
{
"description": "Near-duplicate detection across a batch of documents. Exact Jaccard similarity over word-3-shingle sets decides duplication; a 64-bit SimHash is returned per document as a compact content fingerprint. Up to 200 documents per call.",
"method": "POST",
"parameters": [
{
"default": null,
"description": "",
"enumValues": [],
"example": [],
"group": "body",
"name": "documents",
"required": false,
"type": "array"
},
{
"default": null,
"description": "",
"enumValues": [],
"example": 60,
"group": "body",
"name": "threshold",
"required": false,
"type": "number"
}
],
"pricing": {
"amount": "0.01",
"currency": "USDC",
"maxAmount": "",
"minAmount": "",
"network": "eip155:8453",
"scheme": "exact"
},
"providerName": "",
"quality": {
"l30DaysTotalCalls": "8",
"l30DaysUniquePayers": "3"
},
"serviceName": "PrepLayer.ai",
"tags": [
"text-processing",
"deterministic",
"preprocessing",
"x402",
"agents"
],
"url": "https://api.maximusmediahouse.com/v1/dedupe"
},
{
"description": "Line-level LCS diff of two text blobs. Returns a structured edit script with insertions, deletions, unchanged line counts and per-operation metadata; with format='unified' also returns a unified-diff string.",
"method": "POST",
"parameters": [
{
"default": null,
"description": "",
"enumValues": [],
"example": "the quick brown fox",
"group": "body",
"name": "a",
"required": false,
"type": "string"
},
{
"default": null,
"description": "",
"enumValues": [],
"example": "the quick red fox",
"group": "body",
"name": "b",
"required": false,
"type": "string"
},
{
"default": null,
"description": "",
"enumValues": [],
"example": "unified",
"group": "body",
"name": "format",
"required": false,
"type": "string"
}
],
"pricing": {
"amount": "0.005",
"currency": "USDC",
"maxAmount": "",
"minAmount": "",
"network": "eip155:8453",
"scheme": "exact"
},
"providerName": "",
"quality": {
"l30DaysTotalCalls": "2",
"l30DaysUniquePayers": "2"
},
"serviceName": "PrepLayer.ai",
"tags": [
"text-processing",
"deterministic",
"preprocessing",
"x402",
"agents"
],
"url": "https://api.maximusmediahouse.com/v1/diff"
},
{
"description": "Extract structured fields from unstructured text with byte offsets and normalized values: emails, URLs, IPv4, phones, money amounts, ISO dates, UUIDs, EVM addresses, SKUs, semver.",
"method": "POST",
"parameters": [
{
"default": null,
"description": "",
"enumValues": [],
"example": "Mail user@example.com or visit https://example.com",
"group": "body",
"name": "text",
"required": false,
"type": "string"
},
{
"default": null,
"description": "",
"enumValues": [],
"example": [],
"group": "body",
"name": "types",
"required": false,
"type": "array"
}
],
"pricing": {
"amount": "0.005",
"currency": "USDC",
"maxAmount": "",
"minAmount": "",
"network": "eip155:8453",
"scheme": "exact"
},
"providerName": "",
"quality": {
"l30DaysTotalCalls": "2",
"l30DaysUniquePayers": "2"
},
"serviceName": "PrepLayer.ai",
"tags": [
"text-processing",
"deterministic",
"preprocessing",
"x402",
"agents"
],
"url": "https://api.maximusmediahouse.com/v1/extract"
},
{
"description": "Pull caller-defined structured fields from text using regex patterns with deterministic type coercion. Supported types: string, bool, date, url, email, number. Returns {fields: {name: value|null}, found, missing}. Pure deterministic — no LLM call.",
"method": "POST",
"parameters": [
{
"default": null,
"description": "",
"enumValues": [],
"example": [],
"group": "body",
"name": "fields",
"required": false,
"type": "array"
},
{
"default": null,
"description": "",
"enumValues": [],
"example": "Ticket TKT-1234 for $42.00",
"group": "body",
"name": "text",
"required": false,
"type": "string"
}
],
"pricing": {
"amount": "0.005",
"currency": "USDC",
"maxAmount": "",
"minAmount": "",
"network": "eip155:8453",
"scheme": "exact"
},
"providerName": "",
"quality": {
"l30DaysTotalCalls": "3",
"l30DaysUniquePayers": "2"
},
"serviceName": "PrepLayer.ai",
"tags": [
"text-processing",
"deterministic",
"preprocessing",
"x402",
"agents"
],
"url": "https://api.maximusmediahouse.com/v1/extract_custom"
},
{
"description": "Content-addressable hashing for caching and dedup. Three algorithms: sha256 (via node:crypto / Web Crypto), xxhash64 and murmur3 (inline pure-JS, deterministic across runs). Returns hex digest + algorithm + byte count.",
"method": "POST",
"parameters": [
{
"default": null,
"description": "",
"enumValues": [],
"example": "sha256",
"group": "body",
"name": "algo",
"required": false,
"type": "string"
},
{
"default": null,
"description": "",
"enumValues": [],
"example": "some content",
"group": "body",
"name": "text",
"required": false,
"type": "string"
}
],
"pricing": {
"amount": "0.002",
"currency": "USDC",
"maxAmount": "",
"minAmount": "",
"network": "eip155:8453",
"scheme": "exact"
},
"providerName": "",
"quality": {
"l30DaysTotalCalls": "3",
"l30DaysUniquePayers": "3"
},
"serviceName": "PrepLayer.ai",
"tags": [
"text-processing",
"deterministic",
"preprocessing",
"x402",
"agents"
],
"url": "https://api.maximusmediahouse.com/v1/hash"
},
{
"description": "Deterministic text normalization: Unicode NFKC, zero-width/bidi stripping, smart-quote and dash folding, whitespace collapse, case folding. Returns a stable content hash so two texts can be compared for exact equality.",
"method": "POST",
"parameters": [
{
"default": null,
"description": "",
"enumValues": [],
"example": "Hello, world—",
"group": "body",
"name": "text",
"required": false,
"type": "string"
}
],
"pricing": {
"amount": "0.002",
"currency": "USDC",
"maxAmount": "",
"minAmount": "",
"network": "eip155:8453",
"scheme": "exact"
},
"providerName": "",
"quality": {
"l30DaysTotalCalls": "8",
"l30DaysUniquePayers": "2"
},
"serviceName": "PrepLayer.ai",
"tags": [
"text-processing",
"deterministic",
"preprocessing",
"x402",
"agents"
],
"url": "https://api.maximusmediahouse.com/v1/normalize"
},
{
"description": "Redact PII from text before it is stored or logged. Returns redacted text plus exact byte spans and counts per class: credit_card, iban, email, private_key, evm_address, phone, ipv4, url.",
"method": "POST",
"parameters": [
{
"default": null,
"description": "",
"enumValues": [],
"example": [],
"group": "body",
"name": "classes",
"required": false,
"type": "array"
},
{
"default": null,
"description": "",
"enumValues": [],
"example": "SSN 123-45-6789",
"group": "body",
"name": "text",
"required": false,
"type": "string"
}
],
"pricing": {
"amount": "0.005",
"currency": "USDC",
"maxAmount": "",
"minAmount": "",
"network": "eip155:8453",
"scheme": "exact"
},
"providerName": "",
"quality": {
"l30DaysTotalCalls": "2",
"l30DaysUniquePayers": "2"
},
"serviceName": "PrepLayer.ai",
"tags": [
"text-processing",
"deterministic",
"preprocessing",
"x402",
"agents"
],
"url": "https://api.maximusmediahouse.com/v1/redact"
},
{
"description": "URL-safe slug from arbitrary text. NFKD-decomposes unicode (é -> e), lowercases, replaces every non-[a-z0-9] run with a separator, strips leading/trailing separators, truncates on separator boundaries (never mid-word).",
"method": "POST",
"parameters": [
{
"default": null,
"description": "",
"enumValues": [],
"example": "Café Déjà Vu — Episode 1",
"group": "body",
"name": "text",
"required": false,
"type": "string"
}
],
"pricing": {
"amount": "0.002",
"currency": "USDC",
"maxAmount": "",
"minAmount": "",
"network": "eip155:8453",
"scheme": "exact"
},
"providerName": "",
"quality": {
"l30DaysTotalCalls": "3",
"l30DaysUniquePayers": "3"
},
"serviceName": "PrepLayer.ai",
"tags": [
"text-processing",
"deterministic",
"preprocessing",
"x402",
"agents"
],
"url": "https://api.maximusmediahouse.com/v1/slugify"
},
{
"description": "Validate and canonicalize one identifier: email, URL, E.164 phone, IBAN (mod-97), payment card (Luhn), UUID, SHA-256, git SHA, EVM address (EIP-55) or domain. Returns {valid, canonical, fingerprint}.",
"method": "POST",
"parameters": [
{
"default": null,
"description": "",
"enumValues": [],
"example": "email",
"group": "body",
"name": "kind",
"required": false,
"type": "string"
},
{
"default": null,
"description": "",
"enumValues": [],
"example": "User@Example.COM",
"group": "body",
"name": "value",
"required": false,
"type": "string"
}
],
"pricing": {
"amount": "0.002",
"currency": "USDC",
"maxAmount": "",
"minAmount": "",
"network": "eip155:8453",
"scheme": "exact"
},
"providerName": "",
"quality": {
"l30DaysTotalCalls": "6",
"l30DaysUniquePayers": "4"
},
"serviceName": "PrepLayer.ai",
"tags": [
"text-processing",
"deterministic",
"preprocessing",
"x402",
"agents"
],
"url": "https://api.maximusmediahouse.com/v1/validate"
},
{
"description": "Deterministic JSON-Schema subset validator. Catches malformed JSON before it breaks a pipeline. Supports: type, required, properties, items, minLength, maxLength, pattern, enum, minimum, maximum, additionalProperties. No external dependencies.",
"method": "POST",
"parameters": [
{
"default": null,
"description": "",
"enumValues": [],
"example": "{\"b\":2,\"a\":1}",
"group": "body",
"name": "json",
"required": false,
"type": "string"
}
],
"pricing": {
"amount": "0.003",
"currency": "USDC",
"maxAmount": "",
"minAmount": "",
"network": "eip155:8453",
"scheme": "exact"
},
"providerName": "",
"quality": {
"l30DaysTotalCalls": "2",
"l30DaysUniquePayers": "2"
},
"serviceName": "PrepLayer.ai",
"tags": [
"text-processing",
"deterministic",
"preprocessing",
"x402",
"agents"
],
"url": "https://api.maximusmediahouse.com/v1/validate_json"
}
],
"enriched": false,
"iconUrl": "",
"id": "api-maximusmediahouse-com",
"integrationType": "",
"isNew": false,
"name": "api.maximusmediahouse.com",
"networks": [
"Base"
],
"priceSummary": {
"avgCostBasis": "exact",
"avgCostPerTransaction": "0.034538",
"currency": "USDC",
"maxAmount": "0.4",
"minAmount": "0.002"
},
"provider": "api.maximusmediahouse.com",
"providerUrl": "",
"serviceName": "PrepLayer.ai",
"tags": [
"text-processing",
"deterministic",
"preprocessing",
"x402",
"agents"
]
},
"source": "agentic_market",
"summary": ""
}What the leaf hashes
{"body":"4d3857ed4300527f38332d4b7c5c947c9b6203f8a21e56b5a519049a9069489a","id":750595,"kind":"listing","method":"sync.agentic_market/1","observed_us":1793178684669584,"prev":525580,"subject":"agentic_market:api-maximusmediahouse-com","subject_kind":"source_record"}Proof
Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (231336 rows).
- 0x406273881fe11d52b5471185096382b42a15d0f55dfe821422a476ff9c74d29a
- 0x803fca5ec96f669393008b28d2c29544ccfcbc0331a3471f08529d02c109748d
- 0x563055306da3c0bda634c39ef292659b50b60f0131dfd313d02ca353672ae451
- 0x7a765cf7eb0bee3c1f13f12c936899d5258ec9c3fe934e5933d3c90cd4281a91
- 0xf55d2951703a04c366403888fdc38639d26d3155b5e87969487df141ca2a3a3d
- 0xd23546c20186e4b7c56132967008a77c9c61d9b68fc2f08feb61879638ac5b55
- 0xce57583cc04debd6866e8e8d96e300d69f7dcbb3a0277a8fa701281bb6259728
- 0x2f3602a55e684a5aa22f4285938d0c56ef7678d9964f6fa148b962eb7afdc636
- 0xb98470cdc1fece160548d6ab077a0a704f133b787c11427d09af51475c17455e
- 0xc2f869bf400d12179b2c416791a6fa6fc275c8d7aef06916f5d09dce2e315102
- 0x2c8b565004fd4778bbff693f09ab69dd5052ef0f847de4c9e37c037239e65f11
- 0x75b425639318adc77b442ffb0cda65282d18ebe0032df7bd0bb30bbd2c432d10
- 0x841629d527795b61c59c0b999252514adeab15cb795954e683b606eb8aab3585
- 0xb8468b110fdd4b1ba83cf25249a313b6361839956c4e0f61b3f3edfce5fe58d8
- 0x91690f98682e078d41b8b72edeaea70473545a876fc3baa645fc988225096386
- 0xaeb1503e5d0d358b256ba97a10178c357ddb8f55cc961925ccf0458aae5ebcae
- 0xf078ea7d84d98dbeffed23d8e67b36751e60464ffd4cfdc005e0aa6f8cb9b459
- 0xe027395fafb7fc41921c42ca0542524ea22204cbd5908b70b27f3d5fb26f5d0f
- Day root
- 0x2c19037464cc4c493624565f01775d6446fc78eaa118fc6865bfe2bfca9ff78e
- Chained
- 0xd1d7dee8322ceff8f4c8d83aa1fe4a4466825c2af1c97dbde3d35db61234f7be
- Published
- On Arc Testnet, block 69584042: 0x8bae2b1d097834c8b458513862d70d29ee807e98dc2e863b27250131c15b35ae