← The evidence ledger
Evidence row 408918
Observed , by sync.x402_bazaar/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://agent-data-tools.revmesh2074.workers.dev/ink/allowance
- Recorded
- Previous row
- #61778
- Body SHA-256
- 6b32510764fd90c85f36bfbf81a7c0dfead53b0542b4dc5bbb7ebe1f0a40aa12
- Leaf
- 0xdcfb61c2cbbaa25910fdcf63a151a5d5574a455bde4e497ccee21246cb7ad9b4
What was observed
{
"endpoints": [
[
"x402",
"https://agent-data-tools.revmesh2074.workers.dev/ink/allowance"
]
],
"name": "Token allowance, Ink ERC-20",
"owner_address": "0x2074c40346ae2a90e0e4a391bcee6f16bf5277f5",
"raw": {
"accepts": [
{
"amount": "3000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:8453",
"payTo": "0x2074C40346Ae2A90e0E4A391bceE6F16BF5277f5",
"scheme": "exact"
},
{
"amount": "3000",
"asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:137",
"payTo": "0x2074C40346Ae2A90e0E4A391bceE6F16BF5277f5",
"scheme": "exact"
},
{
"amount": "3000",
"asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:42161",
"payTo": "0x2074C40346Ae2A90e0E4A391bceE6F16BF5277f5",
"scheme": "exact"
},
{
"amount": "3000",
"asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
"extra": {
"feePayer": "Hc3sdEAsCGQcpgfivywog9uwtk8gUBUZgsxdME1EJy88"
},
"maxTimeoutSeconds": 300,
"network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
"payTo": "82wfSCZhCmZA7zwqqt6Q3FG8nqYBwUvbThP6M97fa9Q6",
"scheme": "exact"
}
],
"description": "Token allowance, Ink ERC-20. ERC-20 token allowance on Ink: how much a spender may move from an owner's wallet (allowance), raw and in token units, and whether the approval is unlimited. Use to check an approval before a swap or to audit risky open approvals; for the owner's balance use ink_token_balance. Token is a ticker (USDC, USDT, WETH…) or a 0x contract; a missing contract is 404 and a non-ERC-20 422, both uncharged.",
"extensions": {
"bazaar": {
"info": {
"input": {
"method": "GET",
"queryParams": {
"owner": "0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045",
"spender": "0x000000000022D473030F116dDEE9F6B43aC78BA3",
"token": "0xF1815bd50389c46847f0Bda824eC8da914045D14"
},
"type": "http"
},
"output": {
"example": {
"allowance": "0",
"chain": "Ink",
"chainId": 57073,
"decimals": 6,
"owner": "0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045",
"raw": "0",
"spender": "0x000000000022D473030F116dDEE9F6B43aC78BA3",
"symbol": "USDC",
"token": "0xF1815bd50389c46847f0Bda824eC8da914045D14",
"unlimited": false
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET"
],
"type": "string"
},
"queryParams": {
"properties": {
"owner": {
"description": "0x wallet that gave the approval",
"examples": [
"0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045"
],
"pattern": "^0x[0-9a-fA-F]{40}$",
"type": "string"
},
"spender": {
"description": "0x contract or wallet allowed to spend (the example is Uniswap Permit2)",
"examples": [
"0x000000000022D473030F116dDEE9F6B43aC78BA3"
],
"pattern": "^0x[0-9a-fA-F]{40}$",
"type": "string"
},
"token": {
"description": "Token: a ticker such as USDC or WETH, or the 0x ERC-20 contract address",
"examples": [
"0xF1815bd50389c46847f0Bda824eC8da914045D14"
],
"pattern": "^0x[0-9a-fA-F]{40}$",
"type": "string"
}
},
"required": [
"token",
"owner",
"spender"
],
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"properties": {
"allowance": {
"type": "string"
},
"chain": {
"type": "string"
},
"chainId": {
"type": "number"
},
"decimals": {
"type": "number"
},
"owner": {
"type": "string"
},
"raw": {
"type": "string"
},
"spender": {
"type": "string"
},
"symbol": {
"type": "string"
},
"token": {
"type": "string"
},
"unlimited": {
"type": "boolean"
}
},
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
},
"builder-code": {
"info": {
"a": "bc_09e30bdm"
},
"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"
}
}
},
"iconUrl": "https://res.cloudinary.com/bdb-prod/image/upload/c_fill,ar_1:1,w_256,h_256,f_auto,q_auto/v1792567527/bazaar-icons/a67d2da18841a325.png",
"lastUpdated": "2026-10-27T04:33:01.793Z",
"quality": {
"l30DaysTotalCalls": 1,
"l30DaysUniquePayers": 1,
"lastCalledAt": "2026-10-26T12:16:54.434Z"
},
"resource": "https://agent-data-tools.revmesh2074.workers.dev/ink/allowance",
"serviceName": "Token allowance, Ink ERC-20",
"tags": [
"ink",
"erc20",
"allowance",
"approval",
"token"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Token allowance, Ink ERC-20. ERC-20 token allowance on Ink: how much a spender may move from an owner's wallet (allowance), raw and in token units, and whether the approval is unlimited. Use to check an approval before a swap or to audit risky open approvals; for the owner's balance use ink_token_balance. Token is a ticker (USDC, USDT, WETH…) or a 0x contract; a missing contract is 404 and a non-ERC-20 422, both uncharged."
}What the leaf hashes
{"body":"6b32510764fd90c85f36bfbf81a7c0dfead53b0542b4dc5bbb7ebe1f0a40aa12","id":408918,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793080338155557,"prev":61778,"subject":"x402_bazaar:https://agent-data-tools.revmesh2074.workers.dev/ink/allowance","subject_kind":"source_record"}Proof
Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (273461 rows).
- 0xdcfb744da3aa22757140de41bb9deaa272501679e222a38cabcc592b3bb1ab13
- 0x4790b0e034ff337acba2ef6e67865b665739dbbad12dcc41dfd8526785a066cf
- 0xd0d984285a28b9f455146d1602010e298a183902cb92381419666d6941d5cb84
- 0xa223ce8e4712dde910bef5cbcc292100df6c1c009b6171a1b1fbe1ac8d5034ba
- 0x3e14024dba15ab686f1074b0a3c982768677e1e30f228086290c6fdb3688aa5e
- 0x156fe3e8c01ed42386148d50bb6ad2fe19720a5e85ba03ffcfec52b6f0849b22
- 0xbe8a35d0129d64906d4ea211d53fc61bd74ded323fd519620bf2114cdf7e8c42
- 0x7d1ccd6447a447adb720716c3cc3104568a7928c309bffddc7bd9fdcbc6a229a
- 0x54d8ce3a1fe3b7bb24109fbc9aacfb7a6609fee099d55299638270599f05e161
- 0xd041fc31177f879025c438c75a3956c116173e7c79932bb41a72b95c68aadcf5
- 0xe7eebf475975d90d310c445a11de6a904d138911aeb29ce874f38db2815689d0
- 0x1269bf9fca7c16778dd2b72e0163a91a5a288ca31d13ad19673e0d6ecf6de8d5
- 0x9f8e192630bb5fc72241bfdb0460be2fccc141b3afd0197fe2e478dc28ce82a9
- 0xd59f3e577867f5105dd7f75598f16da8286185e426dfcdafb84e733fde2b2492
- 0x24e3e2bb8ee1e8d20756de35f0e0c4ec8eb1f193bd2cf3f077ee1f92f211c34d
- 0x8745bd887f5ce9f7a49558fd2b04cdcd97a05ea9f8a23f62d0e80cb13d328b0f
- 0xdf1105afdc109de3c09a98fc8a3864159ad964e6f49b635c105a27a1e1f14310
- 0x2bf8151e5f157dd183b9de6fa00469551932a7a6e3f33a694895000ac9061197
- 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699
- Day root
- 0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795
- Chained
- 0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4
- Published
- On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4