← The evidence ledger
Evidence row 61982
Observed , by baseline/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://agent402.tools/api/seller-payability
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 54ac430ace5e28f7d344cd7bc63e3d15bdae78b2b53b6804fc1b047b52a42354
- Leaf
- 0x9d2e88fe50c021daac19e89f8a116f4f3550b12fe9d6fb196d7df6377d38bc53
What was observed
{
"endpoints": [
[
"x402",
"https://agent402.tools/api/seller-payability"
]
],
"name": "x402 seller payability check",
"owner_address": "0xabf4fabd7c416fb67202e5f9002389fc75e2a9d0",
"raw": {
"accepts": [
{
"amount": "100000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:8453",
"outputSchema": {
"properties": {
"challenge": {
"type": "object"
},
"checkedAt": {
"type": "string"
},
"domainFindings": {
"type": "array"
},
"flags": {
"type": "array"
},
"method": {
"type": "string"
},
"payable": {
"type": "boolean"
},
"payment": {
"type": "object"
},
"responseSlice": {
"type": "string"
},
"unpaidCall": {
"type": "object"
},
"url": {
"type": "string"
}
},
"type": "object"
},
"payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
"scheme": "exact"
},
{
"amount": "100000",
"asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:137",
"payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
"scheme": "exact"
},
{
"amount": "100000",
"asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:42161",
"payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
"scheme": "exact"
},
{
"amount": "100000",
"asset": "0x754704Bc059F8C67012fEd69BC8A327a5aafb603",
"extra": {
"name": "USDC",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:143",
"payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
"scheme": "exact"
},
{
"amount": "100000",
"asset": "0xB97EF9Ef8734C71904D8002F8b6Bc66Dd9c48a6E",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:43114",
"payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
"scheme": "exact"
},
{
"amount": "100000",
"asset": "0xe15fC38F6D8c56aF07bbCBe3BAf5708A2Bf42392",
"extra": {
"name": "USDC",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:1329",
"payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
"scheme": "exact"
},
{
"amount": "101000",
"asset": "0x0b2C639c533813f4Aa9D7837CAf62653d097Ff85",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:10",
"payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
"scheme": "exact"
},
{
"amount": "100000",
"asset": "0x5fc5360D0400a0Fd4f2af552ADD042D716F1d168",
"extra": {
"name": "Global Dollar",
"version": "1"
},
"maxTimeoutSeconds": 300,
"network": "eip155:4663",
"payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
"scheme": "exact"
},
{
"amount": "100000",
"asset": "0xcebA9300f2b948710d2653dD7B07f33A8B32118C",
"extra": {
"name": "USDC",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:42220",
"payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
"scheme": "exact"
},
{
"amount": "100000",
"asset": "0x3600000000000000000000000000000000000000",
"extra": {
"name": "USDC",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:5042",
"payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
"scheme": "exact"
}
],
"description": "Buy one call from an x402 seller endpoint right now and report exactly what happened: the unpaid call's status, the 402 decoded (accepts, chains, payTo, asset, price), whether the accept's EIP-712 domain name matches the token it names (the defect that silently makes a whole catalog unpayable), whether a stock client's signed payment was accepted, the settlement receipt and transaction, a slice of the response body, and the time each leg took. Ends in plain-English flags, never a score.",
"extensions": {
"bazaar": {
"info": {
"input": {
"body": {
"body": {
"text": "hello"
},
"method": "POST",
"url": "https://agent402.tools/api/hash"
},
"bodyType": "json",
"method": "POST",
"type": "http"
},
"output": {
"example": {
"challenge": {
"accepts": [],
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"networks": [
"eip155:8453"
],
"payTo": "0x…",
"priceUsd": 0.01,
"pricedFrom": "eip155:8453",
"readable": true
},
"checkedAt": "2026-09-11T02:00:00.000Z",
"domainFindings": [
{
"advertisedName": "USD Coin",
"chain": "Base",
"expectedName": "USD Coin",
"network": "eip155:8453",
"verdict": "matches"
}
],
"flags": [
"a stock buyer can pay this endpoint and get a result: nothing to fix"
],
"method": "POST",
"payable": true,
"payment": {
"attempted": true,
"error": null,
"ms": 2400,
"receipt": {
"network": "eip155:8453",
"payer": "0x…",
"success": true,
"transaction": "0x…"
},
"settled": true,
"status": 200
},
"responseSlice": "{\"summary\":\"…\"}",
"unpaidCall": {
"bodySlice": "{}",
"contentType": "application/json",
"error": null,
"ms": 180,
"status": 402
},
"url": "https://agent402.tools/api/hash"
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"properties": {
"body": {
"description": "Optional JSON body the seller's route expects (POST only)",
"type": "object"
},
"maxUsd": {
"description": "Most to spend on the seller's own price, default 0.01, capped at 0.02",
"type": "number"
},
"method": {
"description": "GET or POST (default POST) - never a verb that could mutate the seller",
"type": "string"
},
"url": {
"description": "The seller endpoint to check (https), e.g. https://api.example.com/tools/summarize",
"type": "string"
}
},
"required": [
"url"
],
"type": "object"
},
"bodyType": {
"enum": [
"json",
"form-data",
"text"
],
"type": "string"
},
"method": {
"enum": [
"POST"
],
"type": "string"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method",
"bodyType",
"body"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"properties": {
"challenge": {
"type": "object"
},
"checkedAt": {
"type": "string"
},
"domainFindings": {
"type": "array"
},
"flags": {
"type": "array"
},
"method": {
"type": "string"
},
"payable": {
"type": "boolean"
},
"payment": {
"type": "object"
},
"responseSlice": {
"type": "string"
},
"unpaidCall": {
"type": "object"
},
"url": {
"type": "string"
}
},
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
},
"builder-code": {
"info": {
"a": "bc_b4aw4uzd"
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"additionalProperties": false,
"properties": {
"a": {
"description": "App builder code",
"pattern": "^[a-z0-9_]{1,32}$",
"type": "string"
},
"s": {
"description": "Service builder codes",
"items": {
"pattern": "^[a-z0-9_]{1,32}$",
"type": "string"
},
"maxItems": 11,
"type": "array"
},
"w": {
"description": "Wallet builder code",
"pattern": "^[a-z0-9_]{1,32}$",
"type": "string"
}
},
"type": "object"
}
},
"payment-identifier": {
"info": {
"required": false
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"id": {
"maxLength": 128,
"minLength": 16,
"pattern": "^[a-zA-Z0-9_-]+$",
"type": "string"
},
"required": {
"type": "boolean"
}
},
"required": [
"required"
],
"type": "object"
}
}
},
"iconUrl": "https://res.cloudinary.com/bdb-prod/image/upload/c_fill,ar_1:1,w_256,h_256,f_auto,q_auto/v1788138502/bazaar-icons/478aced8e219894c.png",
"lastUpdated": "2026-10-25T06:41:39.161Z",
"quality": {
"l30DaysTotalCalls": 13,
"l30DaysUniquePayers": 9,
"lastCalledAt": "2026-10-25T06:41:38.922Z"
},
"resource": "https://agent402.tools/api/seller-payability",
"serviceName": "x402 seller payability check",
"tags": [
"x402",
"seller",
"payability",
"payment",
"402"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Buy one call from an x402 seller endpoint right now and report exactly what happened: the unpaid call's status, the 402 decoded (accepts, chains, payTo, asset, price), whether the accept's EIP-712 domain name matches the token it names (the defect that silently makes a whole catalog unpayable), whether a stock client's signed payment was accepted, the settlement receipt and transaction, a slice of the response body, and the time each leg took. Ends in plain-English flags, never a score."
}What the leaf hashes
{"body":"54ac430ace5e28f7d344cd7bc63e3d15bdae78b2b53b6804fc1b047b52a42354","id":61982,"kind":"listing","method":"baseline/1","observed_us":1793025452248376,"prev":null,"subject":"x402_bazaar:https://agent402.tools/api/seller-payability","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).
- 0x9d2e8e0c0b4775c18a591b346bbb4722d48ff93c87104c84a353130773a36131
- 0xd9f933fcade65b997a0085bd1c3d9cbe35841e6c751ff9989b5e3807534825ba
- 0xf8d05addc970728432274219407d6be8017566f87e880e71156bf660c4cef862
- 0x991826f8f81c6d66218aa33385348318c118abaf8a70561c2c5067b147bb3572
- 0x53750f8d55750cb718e4404335736cee585de739916d531a21024010eaeee1d4
- 0xa9cce4763db7d145652d52820b74db273315a0322c9e2bd5423cb6bbd4afd8eb
- 0xff14c4fca8d69a514d2094297ebc481384fbefea02107d61cc83460d98e6a2e9
- 0xa5bbbc3b4d32c6210ec8d92dec916eb6ea49c981e729f2b56a106e7475c5d4d3
- 0x1bcbf8375aaf58d02b4aded4c7af71885f0b6b377c5f81833bf9c3798b73f819
- 0x76f7db8632e242ae6ea1dd18963ee2f7db2ce4bf8b0d87a280492cce08baa2cf
- 0x351390dbbaa59bf254610c44de6ad39906ad2c226e8f737f7d774c0b9d382abf
- 0x73cca5e5ba14c0aaa799d5324b89eb846e3c5546aab3b2cda0c05c5eeaa03168
- 0x99a4e0f8b23989f58b564c1b6e419578b4388f6e0dbf6e50177c1bd476302d0e
- 0x6713795704ddd9c528d421fadd9cc96b0200a4ddbba84f88e718d4968dde888b
- 0x62a900133713919f4eed33d8336876b7a6d538233b8a4f3ed03b29aa44f5bad0
- 0x1ac20d30773e1f4f2f811540e9a99b5cca9177c9e2e029acc0d80cf3f1d11f0f
- 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
- 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
- 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae