← The evidence ledger
Evidence row 236139
Observed , by sync.agentic_market/1.
- Kind
- listing
- About
- source_record agentic_market:api-maximusmediahouse-com
- Recorded
- Previous row
- #1305
- Body SHA-256
- 7c2eb06f2b49d56905264f1c2635994bdc274d018ce7634b44b4cfd50541ea58
- Leaf
- 0xfcaf5ebb95565191bbdee9e574787b7592a6ce09a2cdd0a41b2cef540ece1f7a
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": "7",
"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": "2",
"l30DaysUniquePayers": "2"
},
"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": "2",
"l30DaysUniquePayers": "2"
},
"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":"7c2eb06f2b49d56905264f1c2635994bdc274d018ce7634b44b4cfd50541ea58","id":236139,"kind":"listing","method":"sync.agentic_market/1","observed_us":1793028702714083,"prev":1305,"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 (296695 rows).
- 0xfcaf532fd36953218f0e25b48816d835b00cc43f4470cd3d034184c5677b7096
- 0x25443e4dffc40f67c813cafc5167eef495815f0e9611b3167f57c00c673e8f3b
- 0x427a26119c34f9c8024a8f9308b3115059152c8eea60724a5dfea22bd2c2d4f2
- 0x5fd12c66a8c577f679edb9bb1ac06dd895404850c0d0aec6b8b45117b6c103d2
- 0x1698fe80d8670a7552b087e325b454506037cbeba4ab41c35a5f75d42d55199d
- 0x9e9459808c89ec7c498089f6005439d041abdba3a95bdfcc9bf7db9fbd3d7e2c
- 0x51fb2ff91eac3cc93334dfc2c5215d730cbc1e19e75076041bf1c418740b31f2
- 0x2aee53afef01fa5aa7412ad5f8684bebda31dd229d44cc0de4395670f1d218c5
- 0x881216f8ea13569077ce68c3640681e030b3b6afc60317de87cf1c1c7d2f3851
- 0xf060241fb56836c62d3feefbc60d9401bb5e9f24893c10a5f67e7eab0a959c8a
- 0x2e09594bba0b7c90654eee0c9a8e6b9ed83ead47a7e7c90e73414beaf0ad4088
- 0xa1d268c111b09550fdb70b6d9d0b58c94dc828b083baa8f1360300aab6230a9c
- 0xbee644d57738676bfb20eb90d6021f364bf883a8d54f8d17e9dc4749b4074c3d
- 0x44945ea9ad8b24e723ad5a8fd6d014024a49531783f74ff9229c2ab6930e84c8
- 0x68d296b1e00b4899fb83c3fba36fffaefa311eac2903067dbebfe776a12b4a9a
- 0x5fb5dda563336cd1bc1b9f44c52b76237ae72ed2145cb9290f39f304ca7dd678
- 0x74a0a08e4e7ab9aa5bfbead33dec7e1c7e8e364cff69a63720d764bbe987aadc
- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae