← The evidence ledger
Evidence row 125412
Observed , by baseline/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://x402-research-iota.vercel.app/api/x402/approval-enumerate
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 73b9f5e22d7f71d06f22e4010016117e46991a909d5b269371e9d6b35f2f46cd
- Leaf
- 0x76ac429479e220c90e8651700753774e894fe6bdb5c9673cf88f5eeba1c38aac
What was observed
{
"endpoints": [
[
"x402",
"https://x402-research-iota.vercel.app/api/x402/approval-enumerate"
]
],
"name": "x402-research-iota.vercel.app/api/x402/approval-enumerate",
"owner_address": "0xa26f179e42836bc4ae0cea997fdfc9602d5b8147",
"raw": {
"accepts": [
{
"amount": "30000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:8453",
"payTo": "0xa26f179e42836bc4ae0cea997fdfc9602d5b8147",
"scheme": "exact"
}
],
"description": "List live ERC-20 approvals for a Base (8453) address: token, spender, current allowance, unlimited flag. status ok (complete, approvals found) / none (complete, zero active) / unknown (data incomplete; reason given; never reported as none). Pass ?address=0x... Errors: 400 invalid address; 503 indexer/RPC unavailable (not charged). Read-only; never signs.",
"extensions": {
"bazaar": {
"info": {
"input": {
"method": "GET",
"queryParams": {
"address": "0xf9623fab6780984eacac443158c0309519451afa"
},
"type": "http"
},
"output": {
"example": {
"address": "0xf962...1afa",
"approvals": [
{
"allowance": "115792089237316195423570985008687907853269984665640564039457584007913129639935",
"allowanceFormatted": "unlimited",
"decimals": 6,
"lastApprovalBlock": 30000000,
"lastApprovalTx": "0x...",
"risk": "high",
"spender": "0x111111125421ca6dc452d289314280a0f8842a65",
"symbol": "USDC",
"token": "0x833589fcd6edb6e08f4c7c32d4f71b54bda02913",
"unlimited": true
}
],
"chainId": 8453,
"complete": true,
"counts": {
"active": 1,
"approvalEvents": 12,
"pairsChecked": 5,
"pairsSeen": 5,
"unreadable": 0
},
"coverageNote": "ERC-20 allowances only: Permit2 sub-allowances and NFT operator approvals (setApprovalForAll) are not covered. \"none\" does not mean the wallet is safe.",
"highRiskCount": 1,
"reason": null,
"reasons": [],
"signed": false,
"status": "ok"
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET"
],
"type": "string"
},
"queryParams": {
"properties": {
"address": {
"pattern": "^0x[0-9a-fA-F]{40}$",
"type": "string"
}
},
"required": [
"address"
],
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"properties": {
"address": {
"type": "string"
},
"approvals": {
"items": {
"type": "object"
},
"type": "array"
},
"chainId": {
"type": "number"
},
"complete": {
"type": "boolean"
},
"counts": {
"type": "object"
},
"coverage": {
"type": "object"
},
"coverageNote": {
"type": "string"
},
"highRiskCount": {
"type": "number"
},
"limitations": {
"items": {
"type": "string"
},
"type": "array"
},
"reason": {
"type": [
"string",
"null"
]
},
"reasons": {
"items": {
"type": "string"
},
"type": "array"
},
"signed": {
"type": "boolean"
},
"status": {
"enum": [
"ok",
"none",
"unknown"
],
"type": "string"
}
},
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
}
},
"lastUpdated": "2026-10-25T01:47:20.092Z",
"quality": {
"l30DaysTotalCalls": 2,
"l30DaysUniquePayers": 1,
"lastCalledAt": "2026-10-25T01:47:19.973Z"
},
"resource": "https://x402-research-iota.vercel.app/api/x402/approval-enumerate",
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "List live ERC-20 approvals for a Base (8453) address: token, spender, current allowance, unlimited flag. status ok (complete, approvals found) / none (complete, zero active) / unknown (data incomplete; reason given; never reported as none). Pass ?address=0x... Errors: 400 invalid address; 503 indexer/RPC unavailable (not charged). Read-only; never signs."
}What the leaf hashes
{"body":"73b9f5e22d7f71d06f22e4010016117e46991a909d5b269371e9d6b35f2f46cd","id":125412,"kind":"listing","method":"baseline/1","observed_us":1793025626164718,"prev":null,"subject":"x402_bazaar:https://x402-research-iota.vercel.app/api/x402/approval-enumerate","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).
- 0x76ac42ea36bd25f4d77471d8f2fddedd785f4404c23250993b26563e5aba9371
- 0xfd2719a6e00f681093e7ffedff593650b3668c7b5a87aa1acf405f9ff1bfd20b
- 0x659a996fef139ce3ef367ac6ba4e99d37c52d25a4ed7e0f436592b9839e3e056
- 0xde3b445e9afd220d433c5647a8fb59580b554c1d666d6eae6d7e94432c6e9941
- 0xe7fe3fd6ee74074323061d45068d3665ed3f471e32e6f28f8cdd408676beb0d2
- 0xdb7c0d0a8aac77bd080b8948095e40d1bbce47d9ca35cff64a26fe0942c9db6a
- 0xe8203eba871d4a6ed39a89c667e3a798894796c3eb182ebaf8f1f51880f194eb
- 0x42eacf0c2f1325762511e2e4ab7fa6146cbe416b7b2bedc564922527062cf628
- 0x12a8628644add05d9c2cce99c77be571b84868246cc33afc7daf5d11fe55b57e
- 0xf99eec69e7b273c29cfbdaac6b9d0d445684d8769e059a72e77ed52679165ecc
- 0x2b0f6f9a9d5201404fd0cd99316c4ea1c2b3853278de26cb244fc2433c8b6831
- 0x8fdfac9874f184de58b63efbdab0fc27674958d741146d02f58b04d3c559cabf
- 0xdef3cab0b4070d8ad7f4f91288da4881d19789f131b1b353621df79df04a0617
- 0xc4fe2177880ea1b0e82b6fe4c270090fd0fbe5af3a42a8cbf6a6ba2fa35625f6
- 0x15039087bf60ae9b06b756ec3cbc299760e59923a438bbd91e34d105186db0ed
- 0x2b6e23e3624a1b66e1d2298cfbce99a93ce6b13d24a58112a71802d79c5f7a76
- 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
- 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
- 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae