← The evidence ledger
Evidence row 61681
Observed , by baseline/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://agent402.tools/api/crypto-history
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 8bbd05afbe622629c26abb6468d4ca3860e62a32360882902b098d43b8bd984d
- Leaf
- 0xdbfb8eb8b743f7d4d74ec48ac70b081bc5f714c573d3632ca0e2d821b50de8f0
What was observed
{
"endpoints": [
[
"x402",
"https://agent402.tools/api/crypto-history"
]
],
"name": "Crypto price history",
"owner_address": "0xabf4fabd7c416fb67202e5f9002389fc75e2a9d0",
"raw": {
"accepts": [
{
"amount": "15000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:8453",
"outputSchema": {
"properties": {
"bars": {
"items": {
"properties": {
"marketCap": {
"type": "integer"
},
"price": {
"type": "number"
},
"time": {
"type": "string"
},
"volume": {
"type": "integer"
}
},
"type": "object"
},
"type": "array"
},
"coin": {
"type": "string"
},
"count": {
"type": "integer"
},
"currency": {
"type": "string"
},
"days": {
"type": "string"
}
},
"required": [
"coin",
"currency",
"days",
"count",
"bars"
],
"type": "object"
},
"payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
"scheme": "exact"
},
{
"amount": "15000",
"asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:137",
"payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
"scheme": "exact"
},
{
"amount": "15000",
"asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:42161",
"payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
"scheme": "exact"
},
{
"amount": "15000",
"asset": "0x754704Bc059F8C67012fEd69BC8A327a5aafb603",
"extra": {
"name": "USDC",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:143",
"payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
"scheme": "exact"
},
{
"amount": "15000",
"asset": "0xB97EF9Ef8734C71904D8002F8b6Bc66Dd9c48a6E",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:43114",
"payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
"scheme": "exact"
},
{
"amount": "15000",
"asset": "0xe15fC38F6D8c56aF07bbCBe3BAf5708A2Bf42392",
"extra": {
"name": "USDC",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:1329",
"payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
"scheme": "exact"
},
{
"amount": "16000",
"asset": "0x0b2C639c533813f4Aa9D7837CAf62653d097Ff85",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:10",
"payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
"scheme": "exact"
},
{
"amount": "15000",
"asset": "0x5fc5360D0400a0Fd4f2af552ADD042D716F1d168",
"extra": {
"name": "Global Dollar",
"version": "1"
},
"maxTimeoutSeconds": 300,
"network": "eip155:4663",
"payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
"scheme": "exact"
},
{
"amount": "15000",
"asset": "0xcebA9300f2b948710d2653dD7B07f33A8B32118C",
"extra": {
"name": "USDC",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:42220",
"payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
"scheme": "exact"
},
{
"amount": "15000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"assetTransferMethod": "permit2",
"facilitatorAddress": "0x14fDa13953Fc30428938E6BF950d036e77214e52",
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:8453",
"payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
"scheme": "upto"
},
{
"amount": "15000",
"asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
"extra": {
"feePayer": "BENrLoUbndxoNMUS5JXApGMtNykLjFXXixMtpDwDR9SP"
},
"maxTimeoutSeconds": 300,
"network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
"payTo": "J7aN3PLJnTCF5qpEnvJHJsnCjcGuqC2rYtEM8Gv3xwg",
"scheme": "exact"
},
{
"amount": "150000",
"asset": "CCW67TSZV3SSS2HXMBQ5JFGCKJNXKZM7UQUWUZPUTHXSTZLEO7SJMI75",
"extra": {
"areFeesSponsored": true
},
"maxTimeoutSeconds": 300,
"network": "stellar:pubnet",
"payTo": "GDNJXCKW7ZM7GEEVP674TWPU26YJNBQ2FI4ZIPRKTPTNUEJMDHFJWWRL",
"scheme": "exact"
},
{
"amount": "15000",
"asset": "31566704",
"extra": {
"feePayer": "ZMFK2OI7ZBD2U27ISERZC4S6LKM6WMFJPZQ4MYNJDZ2VNBNMBA67RA22AA",
"tag": "x402-global-challenge"
},
"maxTimeoutSeconds": 300,
"network": "algorand:wGHE2Pwdvd7S12BL5FaOP20EGYesN73ktiC1qzkkit8=",
"payTo": "C7IIHG7SPLPZ5H7ZT6HW3UV2OQMQQE6Y2HBNGZXSLRJULE42BEE2OY2XIE",
"scheme": "exact"
}
],
"description": "Historical price, market cap, and volume time series for a coin. Granularity is automatic: <=1 day = 5-min bars, 2-90 days = hourly, >90 days = daily. Days: 1, 7, 14, 30, 90, 180, 365, or \"max\". Returns aligned arrays of {time, price, marketCap, volume}. Data provided by CoinGecko.",
"extensions": {
"bazaar": {
"info": {
"input": {
"method": "GET",
"queryParams": {
"coin": "BTC",
"currency": "usd",
"days": "7"
},
"type": "http"
},
"output": {
"example": {
"bars": [
{
"marketCap": 1298000000000,
"price": 66120.45,
"time": "2026-06-13T00:00:00Z",
"volume": 27400000000
}
],
"coin": "bitcoin",
"count": 1,
"currency": "usd",
"days": "7"
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET"
],
"type": "string"
},
"queryParams": {
"properties": {
"coin": {
"description": "Symbol (BTC) or id (bitcoin)",
"type": "string"
},
"currency": {
"description": "vs_currency (default: usd)",
"type": "string"
},
"days": {
"description": "1, 7, 14, 30, 90, 180, 365, or \"max\" (default 7)",
"type": "string"
}
},
"required": [
"coin"
],
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"properties": {
"bars": {
"items": {
"properties": {
"marketCap": {
"type": "integer"
},
"price": {
"type": "number"
},
"time": {
"type": "string"
},
"volume": {
"type": "integer"
}
},
"type": "object"
},
"type": "array"
},
"coin": {
"type": "string"
},
"count": {
"type": "integer"
},
"currency": {
"type": "string"
},
"days": {
"type": "string"
}
},
"required": [
"coin",
"currency",
"days",
"count",
"bars"
],
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
},
"builder-code": {
"info": {
"a": "bc_b4aw4uzd"
},
"schema": {
"$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/v1784423094/bazaar-icons/478aced8e219894c.png",
"lastUpdated": "2026-10-20T01:49:23.532Z",
"quality": {
"l30DaysTotalCalls": 9,
"l30DaysUniquePayers": 4,
"lastCalledAt": "2026-10-20T01:49:23.359Z"
},
"resource": "https://agent402.tools/api/crypto-history",
"serviceName": "Crypto price history",
"tags": [
"data",
"crypto",
"history",
"chart",
"backtest"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Historical price, market cap, and volume time series for a coin. Granularity is automatic: <=1 day = 5-min bars, 2-90 days = hourly, >90 days = daily. Days: 1, 7, 14, 30, 90, 180, 365, or \"max\". Returns aligned arrays of {time, price, marketCap, volume}. Data provided by CoinGecko."
}What the leaf hashes
{"body":"8bbd05afbe622629c26abb6468d4ca3860e62a32360882902b098d43b8bd984d","id":61681,"kind":"listing","method":"baseline/1","observed_us":1793025451347770,"prev":null,"subject":"x402_bazaar:https://agent402.tools/api/crypto-history","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).
- 0xdbfb8fd5e72f98e7c42c7012d4798e681b285c37ab89f64ca26ddea3c2e67ec0
- 0xe36e07d76a181d031752f48498b7e784837d9ae37035a8874ae6b7dea1f2bd66
- 0x115672fbb0904ec88fb598a86a849ff5e2becc752464971e51b6f7abf4230d0c
- 0xdb37a4a6474153df128085996b7193533a097ec88800b3c52e1b1f8fbec3230f
- 0xca82a4043fe0c2fc1d036bc14c1bd29c7262dc4f9bb91cd714ebe1afaf75bd98
- 0xf28a08fc43f63feeb3dbe9cef1aff90119e7f443d1f32b900cb8a387ebb2426c
- 0xffc0b4e729102110071db0d918d18742e9135de24c7d66e94a1e71ff5d65a02a
- 0x951736d9d598e93f09efae42a84e08ef77bb5a21443df842f36a9d33f7f0cd81
- 0x4e1572e2e2ec907331277d3602fe8e09dd600e1fc06fc63e36876d8476f6f39a
- 0xafea070fa3cd55d0c50ec39d914de8a0022e87d64becb9dc6998df49697576c3
- 0x7ec512db50ffb560b82f17e53667bcea802a69de4d98e67a44363985fac7f4da
- 0x4b7a7525bd11eaa3154ce1b1171d1b54b83370163f39203e230c520e42560c4b
- 0xa4edde833302b48399053e2519aea1aed1074cd102bf4b553643df1866cce4ec
- 0x0b7541c75cc482a7134110311d7dbd02095d969ba21177de9b21a52a55981718
- 0x6dc40f983a3840a0ad927a9ca17f4ff1e3b649a6c735e2a09b140db7c2caf13b
- 0x703f95866af09c5e5d6ead7411e9a10f964a41a2aff64d4a55ff0053c023a023
- 0xd0651cb9bc8155eb52b5247d506e74b8a935057dc190ba52091702ac25ed3a40
- 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
- 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae