← The evidence ledger
Evidence row 118411
Observed , by baseline/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://paycheck.hectichustle.workers.dev/check/deep
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- e3497b679412c2082430b7b365eb938d25107104b2097e96dbff8211bbe049cb
- Leaf
- 0x6f212fb607c18072b1df15231a95b28beeff586a4e10b88928d3a2219978f6a2
What was observed
{
"endpoints": [
[
"x402",
"https://paycheck.hectichustle.workers.dev/check/deep"
]
],
"name": "Kertivo deep payment verify",
"owner_address": "0x509e55c4f898b43c856fb0e51048b1b7bfbc9ede",
"raw": {
"accepts": [
{
"amount": "50000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:8453",
"payTo": "0x509E55c4F898B43C856Fb0E51048B1b7bFBC9eDE",
"scheme": "exact"
}
],
"description": "Did this USDC payment settle, and who funded this wallet (the payer)? Deep Base verification: confirmations, payTo/amount match, fake-token and lookalike warnings, plus the payer's FULL inbound USDC history (no window), top funders, coverage stats and a recheckable sha256 receipt. Not charged if the index is down. Body {txHash, expectedPayTo?, expectedAmount?}.",
"extensions": {
"bazaar": {
"info": {
"input": {
"body": {
"expectedAmount": "1",
"expectedPayTo": "0x509E55c4F898B43C856Fb0E51048B1b7bFBC9eDE",
"txHash": "0xc37cbdfa44230f05129348d5160254abf354791d79de68228b201ba09de143c1"
},
"bodyType": "json",
"method": "POST",
"type": "http"
},
"output": {
"example": {
"block": 52409752,
"confirmations": 1200,
"confirmed": true,
"coverage": {
"blocksCovered": 52409753,
"complete": true,
"coveragePct": 100,
"endpoints": [
"quicknode (keyed)"
],
"getLogsChunks": 0,
"historyComplete": true,
"inboundTransfers": 2,
"indexer": "blockscout pro (keyed)",
"indexerPages": 1,
"rpcCalls": 4,
"source": "blockscout",
"uniqueFunders": 1,
"windowBlocks": 52409753,
"windowFrom": 0,
"windowTo": 52409752
},
"found": true,
"funding": {
"scannedBlocks": {
"complete": true,
"from": 0,
"history": "full",
"to": 52409752,
"windowBlocks": 52409753
},
"source": "blockscout",
"topFunders": [
{
"count": 2,
"from": "0x86bafb3916943fbba78e7add6c25a230ec27df44",
"total": "161.651325"
}
],
"verdict": "external"
},
"match": {
"amountMatch": true,
"ok": true,
"payToMatch": true
},
"mode": "live_paid_deep",
"payment": {
"amount": "1",
"from": "0xfc1e390266f3b29179b5d63a7937a689d1e5279a",
"to": "0x509e55c4f898b43c856fb0e51048b1b7bfbc9ede"
},
"receipt": {
"blocksScanned": {
"complete": true,
"from": 0,
"to": 52409752
},
"priceCharged": "0.05 USDC",
"reason": null,
"recheck": {
"hash": "0x…",
"hashAlg": "sha256(canonical JSON, keys sorted, no whitespace)",
"payload": {
"blockRange": {
"from": 0,
"to": 52409752
},
"chain": "eip155:8453",
"source": "blockscout",
"v": 2
}
},
"rpcCalls": 4,
"verdict": "external"
},
"summary": "1 USDC from 0xfc1e… to 0x509e… at block 52409752. Matches expected payment. Payer was funded externally.",
"warnings": []
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"description": "Provide txHash, or authorization (EIP-3009) when you have no tx hash, or both.",
"properties": {
"authorization": {
"description": "Optional EIP-3009 authorization (x402 exact payload) to check when there is no tx or the tx is not found",
"properties": {
"from": {
"pattern": "^0x[0-9a-fA-F]{40}$",
"type": "string"
},
"nonce": {
"pattern": "^0x[0-9a-fA-F]{64}$",
"type": "string"
},
"validAfter": {
"type": [
"string",
"integer"
]
},
"validBefore": {
"description": "unix seconds",
"type": [
"string",
"integer"
]
}
},
"required": [
"from",
"nonce"
],
"type": "object"
},
"expectedAmount": {
"description": "Expected USDC amount, decimal (e.g. \"0.01\")",
"type": [
"string",
"number"
]
},
"expectedPayTo": {
"description": "Expected recipient (full-address, case-insensitive compare)",
"pattern": "^0x[0-9a-fA-F]{40}$",
"type": "string"
},
"selfAddresses": {
"description": "Optional: other addresses you control; funding from them counts as self_funded",
"items": {
"type": "string"
},
"maxItems": 10,
"type": "array"
},
"txHash": {
"description": "Base mainnet transaction hash",
"pattern": "^0x[0-9a-fA-F]{64}$",
"type": "string"
}
},
"type": "object"
},
"bodyType": {
"enum": [
"json",
"form-data",
"text"
],
"type": "string"
},
"method": {
"enum": [
"POST"
],
"type": "string"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method",
"bodyType",
"body"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"properties": {
"attestation": {
"description": "Signed response (EIP-191 by the key at /.well-known/attestation, not a wallet) over sha256 of this body minus attestation; present when signing is enabled",
"type": "object"
},
"authorization": {
"description": "Present when authorization was given: {from, nonce, used, chainTime, validBefore, expired}",
"type": "object"
},
"block": {
"type": [
"integer",
"null"
]
},
"confirmations": {
"type": "integer"
},
"confirmed": {
"type": "boolean"
},
"coverage": {
"description": "Deep scan coverage stats",
"properties": {
"blocksCovered": {
"type": "integer"
},
"complete": {
"type": "boolean"
},
"coveragePct": {
"type": "number"
},
"endpoints": {
"items": {
"type": "string"
},
"type": "array"
},
"historyComplete": {
"type": "boolean"
},
"inboundTransfers": {
"type": "integer"
},
"indexer": {
"type": "string"
},
"indexerMode": {
"type": "string"
},
"indexerPages": {
"type": "integer"
},
"rpcCalls": {
"type": "integer"
},
"source": {
"type": "string"
},
"uniqueFunders": {
"type": "integer"
},
"windowBlocks": {
"type": "integer"
},
"windowFrom": {
"type": "integer"
},
"windowTo": {
"type": "integer"
}
},
"type": [
"object",
"null"
]
},
"found": {
"type": "boolean"
},
"funding": {
"properties": {
"payeeFundedPayer": {
"type": "boolean"
},
"reason": {
"description": "Only present when verdict=unknown",
"enum": [
"no_inbound_in_window",
"scan_incomplete"
],
"type": "string"
},
"scannedBlocks": {
"properties": {
"complete": {
"type": "boolean"
},
"from": {
"type": "integer"
},
"to": {
"type": "integer"
}
},
"type": "object"
},
"topFunders": {
"type": "array"
},
"verdict": {
"enum": [
"external",
"self_funded",
"unknown"
],
"type": "string"
}
},
"type": [
"object",
"null"
]
},
"match": {
"properties": {
"amountMatch": {
"type": [
"boolean",
"null"
]
},
"ok": {
"type": "boolean"
},
"payToMatch": {
"type": [
"boolean",
"null"
]
}
},
"type": [
"object",
"null"
]
},
"mode": {
"enum": [
"live_paid_deep"
],
"type": "string"
},
"payment": {
"properties": {
"amount": {
"type": "string"
},
"from": {
"type": "string"
},
"to": {
"type": "string"
}
},
"type": [
"object",
"null"
]
},
"receipt": {
"properties": {
"blocksScanned": {
"properties": {
"complete": {
"type": "boolean"
},
"from": {
"type": "integer"
},
"to": {
"type": "integer"
}
},
"type": [
"object",
"null"
]
},
"priceCharged": {
"description": "'0.01 USDC' on /check, '0' on /demo",
"type": "string"
},
"reason": {
"enum": [
"no_inbound_in_window",
"scan_incomplete",
null
],
"type": [
"string",
"null"
]
},
"rpcCalls": {
"type": "integer"
},
"verdict": {
"enum": [
"external",
"self_funded",
"unknown",
null
],
"type": [
"string",
"null"
]
}
},
"required": [
"blocksScanned",
"rpcCalls",
"priceCharged",
"verdict",
"reason"
],
"type": "object"
},
"settlement": {
"description": "Added field: did the payment settle on-chain?",
"properties": {
"note": {
"description": "For settled: delivery/response by the seller cannot be verified on-chain",
"type": "string"
},
"reason": {
"enum": [
"confirmed_onchain",
"pending_confirmation",
"authorization_used",
"tx_not_found",
"tx_reverted",
"no_usdc_transfer",
"zero_value_transfer",
"authorization_unused",
"authorization_unused_or_expired",
"authorization_unused_pending"
],
"type": "string"
},
"verdict": {
"enum": [
"settled",
"not_settled"
],
"type": "string"
}
},
"type": "object"
},
"status": {
"type": [
"string",
"null"
]
},
"summary": {
"type": "string"
},
"timestamp": {
"type": [
"string",
"null"
]
},
"usdcTransfers": {
"items": {
"properties": {
"amount": {
"type": "string"
},
"from": {
"type": "string"
},
"to": {
"type": "string"
}
},
"type": "object"
},
"type": "array"
},
"warnings": {
"items": {
"properties": {
"code": {
"enum": [
"fake_token",
"lookalike_address",
"tx_reverted",
"no_usdc_transfer",
"zero_value_transfer",
"bridged_usdbc"
],
"type": "string"
},
"message": {
"type": "string"
}
},
"type": "object"
},
"type": "array"
}
},
"required": [
"found",
"summary",
"mode",
"receipt"
],
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
}
},
"lastUpdated": "2026-10-14T12:24:22.933Z",
"quality": {
"l30DaysTotalCalls": 2,
"l30DaysUniquePayers": 1,
"lastCalledAt": "2026-10-14T12:24:22.737Z"
},
"resource": "https://paycheck.hectichustle.workers.dev/check/deep",
"serviceName": "Kertivo deep payment verify",
"tags": [
"payment-verification",
"base",
"usdc",
"funding-source",
"full-history"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Did this USDC payment settle, and who funded this wallet (the payer)? Deep Base verification: confirmations, payTo/amount match, fake-token and lookalike warnings, plus the payer's FULL inbound USDC history (no window), top funders, coverage stats and a recheckable sha256 receipt. Not charged if the index is down. Body {txHash, expectedPayTo?, expectedAmount?}."
}What the leaf hashes
{"body":"e3497b679412c2082430b7b365eb938d25107104b2097e96dbff8211bbe049cb","id":118411,"kind":"listing","method":"baseline/1","observed_us":1793025613002269,"prev":null,"subject":"x402_bazaar:https://paycheck.hectichustle.workers.dev/check/deep","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).
- 0x6f211f449d7d85d65869d84cdcd19b09874446f20076fc4fc6c4bcdba86ebb92
- 0x0d2995fab0b098148fab4d87b98f8f39202167612bd856585ef2a7d7c07d1182
- 0x6003e5600dd237e38c17e86dc320d035a580c9acf84957ff391cf7c23117bf26
- 0x4ab55d784a7b86df2104069227e781a429a0b88283d18e42de2b6bea0e805ebe
- 0xb2081fc8f454bc43ad472364044b386509699b17efc9c6488eb29787e30a8a80
- 0xf56692a84cd34dc275163a371406892a16e3f4f8efd7762b0cbd3a3eb5123eb5
- 0x479158b6463d586469c87553a87dc058d432a001a7fade17fa3e3428c4a53f8d
- 0x901881c977e3004d4b527bfb7bb50d1a16c8808745523debcbe7dc71da837ce2
- 0x3233ccff456551e58b13319f20aea0ad7617c984fa35496e2c86468f706b3400
- 0x21697b5033eab051196ecfd0591995e96b02c13cc0342e056b639cda759e3630
- 0xcea975b85294606fde77157e415805eb2b2339729d4782f73ff75ac4682fef10
- 0x134f9b6d26973548d1c789e6b61a12b25e2a5a8fb632e692cd20a1b08d766a1b
- 0x14b83e3bc6587240f31cd033d09d131e0775b7b00aada9042597008a70399013
- 0xfc9b5a81a7a83a1c735a4fe64590beb9db14d2366f463161358af28c3ea9a81d
- 0xa2d436d488e3600b0e5c3e3ed9c9234cd52853c59830b786334fd0c4292d9f40
- 0x47b89901b0f07938a6b9a66ddf35683903f79d756a7c7763665fd632758b08d0
- 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
- 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
- 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae