← The evidence ledger
Evidence row 123958
Observed , by baseline/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://wealth-agent.wealthagent-app.workers.dev/api/x402/url-meta
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 456aa19d44dd4e2d7ea119bafe18045ff173dbfdae7723f97c479b23323f0004
- Leaf
- 0x4a21706b2c97b0c93c308376db41d6ac953d6abf8e6c924b743776066c032352
What was observed
{
"endpoints": [
[
"x402",
"https://wealth-agent.wealthagent-app.workers.dev/api/x402/url-meta"
]
],
"name": "URL Metadata Extractor",
"owner_address": "0x3291398dc7070472cf2ed2e757246d089760ca91",
"raw": {
"accepts": [
{
"amount": "2000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"description": "Fetch one public URL and return machine-readable page metadata: HTTP status, title, meta/og description, canonical URL, language, link count and a short text sample. Honest 4xx/5xx statuses are returned as data, not as errors. Use it for link previews, source triage and citation checks.",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 60,
"mimeType": "application/json",
"network": "eip155:8453",
"payTo": "0x3291398dC7070472CF2ED2e757246d089760Ca91",
"resource": "https://wealth-agent.wealthagent-app.workers.dev/api/x402/url-meta",
"scheme": "exact"
},
{
"amount": "2000",
"asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
"description": "Fetch one public URL and return machine-readable page metadata: HTTP status, title, meta/og description, canonical URL, language, link count and a short text sample. Honest 4xx/5xx statuses are returned as data, not as errors. Use it for link previews, source triage and citation checks.",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 60,
"mimeType": "application/json",
"network": "eip155:42161",
"payTo": "0x3291398dC7070472CF2ED2e757246d089760Ca91",
"resource": "https://wealth-agent.wealthagent-app.workers.dev/api/x402/url-meta",
"scheme": "exact"
},
{
"amount": "2000",
"asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
"description": "Fetch one public URL and return machine-readable page metadata: HTTP status, title, meta/og description, canonical URL, language, link count and a short text sample. Honest 4xx/5xx statuses are returned as data, not as errors. Use it for link previews, source triage and citation checks.",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 60,
"mimeType": "application/json",
"network": "eip155:137",
"payTo": "0x3291398dC7070472CF2ED2e757246d089760Ca91",
"resource": "https://wealth-agent.wealthagent-app.workers.dev/api/x402/url-meta",
"scheme": "exact"
},
{
"amount": "2000",
"asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
"description": "Fetch one public URL and return machine-readable page metadata: HTTP status, title, meta/og description, canonical URL, language, link count and a short text sample. Honest 4xx/5xx statuses are returned as data, not as errors. Use it for link previews, source triage and citation checks.",
"extra": {
"feePayer": "Hc3sdEAsCGQcpgfivywog9uwtk8gUBUZgsxdME1EJy88"
},
"maxTimeoutSeconds": 60,
"mimeType": "application/json",
"network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
"payTo": "GgvECKqPR1LHdv9vvpi3bfqs2v9jEJsqdwbNT7DzouD",
"resource": "https://wealth-agent.wealthagent-app.workers.dev/api/x402/url-meta",
"scheme": "exact"
}
],
"description": "Fetch one public URL and return machine-readable page metadata: HTTP status, title, meta/og description, canonical URL, language, link count and a short text sample. Honest 4xx/5xx statuses are returned as data, not as errors. Use it for link previews, source triage and citation checks.",
"extensions": {
"bazaar": {
"info": {
"input": {
"body": {
"url": "https://x402.org/"
},
"bodyType": "json",
"method": "POST",
"type": "http"
},
"output": {
"example": {
"deliverable": {
"description": "Payment standard for the internet",
"kind": "url-meta",
"links_count": 42,
"status": 200,
"summary": "deliverable for url-meta",
"text_chars": 1830,
"title": "x402",
"took_ms": 240
},
"ok": true,
"resource": "url-meta",
"status": "delivered"
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"properties": {
"body": {
"properties": {
"url": {
"description": "Absolute http(s) URL of a public page",
"type": "string"
}
},
"required": [
"url"
],
"type": "object"
},
"bodyType": {
"enum": [
"json"
],
"type": "string"
},
"method": {
"enum": [
"POST"
],
"type": "string"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method",
"bodyType",
"body"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"properties": {
"deliverable": {
"properties": {},
"required": [
"kind",
"summary"
],
"type": [
"object",
"null"
]
},
"error": {
"type": [
"string",
"null"
]
},
"job_id": {
"type": [
"string",
"null"
]
},
"note": {
"type": "string"
},
"ok": {
"type": "boolean"
},
"receipt_id": {
"type": [
"string",
"null"
]
},
"resource": {
"type": "string"
},
"status": {
"enum": [
"delivered",
"paid_not_delivered"
],
"type": "string"
},
"tx": {
"type": [
"string",
"null"
]
}
},
"required": [
"ok",
"resource",
"status",
"deliverable"
],
"type": "object"
},
"type": {
"type": "string"
}
},
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
}
},
"lastUpdated": "2026-10-19T12:40:00.398Z",
"quality": {
"l30DaysTotalCalls": 1,
"l30DaysUniquePayers": 1,
"lastCalledAt": "2026-10-19T12:39:59.427Z"
},
"resource": "https://wealth-agent.wealthagent-app.workers.dev/api/x402/url-meta",
"serviceName": "URL Metadata Extractor",
"tags": [
"url",
"metadata",
"link preview",
"scraping",
"web"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Fetch one public URL and return machine-readable page metadata: HTTP status, title, meta/og description, canonical URL, language, link count and a short text sample. Honest 4xx/5xx statuses are returned as data, not as errors. Use it for link previews, source triage and citation checks."
}What the leaf hashes
{"body":"456aa19d44dd4e2d7ea119bafe18045ff173dbfdae7723f97c479b23323f0004","id":123958,"kind":"listing","method":"baseline/1","observed_us":1793025623932243,"prev":null,"subject":"x402_bazaar:https://wealth-agent.wealthagent-app.workers.dev/api/x402/url-meta","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).
- 0x4a20f66e64a4386a531d6c86a5b48ce85e8491bf6223e3b93d7227238a17f689
- 0x55d1cc29ec1d4202b5efd7ea3415391837df7c7f6df18989300ffbd42449c749
- 0x079960c33030cab86f680a824874ee4fdc83774558454bfa0d67f38d7b468352
- 0x702b9cf2a34facf74e04c11a73f46c613f0a92b5b2098e06e838ca2867294838
- 0x25e5adfc1d534d0638ec33ac2d29f81c94763effecff82cdf97ec64045748ca9
- 0x312e282d83e07f33581ecf5605548e1df8c90b26169da48647833f72dbf9ecbe
- 0x125f8015a8186a05f1d4f2c7f76c2643f1d8b7e195a038a160405bfa8ae59484
- 0x3e62c56dabcc8f497cc983313cc1cd74bd3c5bc5352923bd7dfdf3862c6c6e64
- 0x1962b9a6d7d1547f94fc172de26910e173a42a8aab7f7f96a5a9525fcb0ba8b7
- 0xff35957d30a52fe0e2689931f3ecb8ebbaf5d3e10aea8fff101120a9530edc59
- 0x36446ee01203fb6b2027599f737b7bdd64e3db182e50230f9c82fff4f67be776
- 0xee7d5711cd2515f4b08f3e4041d3d56304f9db6bffd82d82746f0f4ea43b8f26
- 0xb86fa861d04737cb507e721eefbb066d26528fdb6017b1145c18d1223b93ee21
- 0x88e326a39b26e2c125306c9d3805d14398ace088bba9a2a0aa376b811cfb201a
- 0x2be1e80e065dd6b2cc75a7142be22225acd144ac975d70bf24b4f01fd76dc497
- 0x2e6a32eb32761c210560e852405e2f865f958ddbe01027894f8b9c1b3433b9f0
- 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
- 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
- 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae