← The evidence ledger
Evidence row 72448
Observed , by baseline/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://cloud.trycorpus.ai/v1/spot/events
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 07d3074f09b56373b34cf3d2163b9d320e172def703cdb3da635027a5823a2dd
- Leaf
- 0x426b3cff9c568797b8c37aeed867c7a4d3c8a1e64404607d1e117a6f8c6ef997
What was observed
{
"endpoints": [
[
"x402",
"https://cloud.trycorpus.ai/v1/spot/events"
]
],
"name": "cloud.trycorpus.ai/v1/spot/events",
"owner_address": "0x4dfbc274fd84b67dfcb4b01a188c37ad28177a95",
"raw": {
"accepts": [
{
"amount": "10000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:8453",
"payTo": "0x4DfBc274fD84b67DfcB4B01A188c37aD28177a95",
"scheme": "exact"
},
{
"amount": "10000",
"asset": "0x754704Bc059F8C67012fEd69BC8A327a5aafb603",
"extra": {
"name": "USDC",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:143",
"payTo": "0x4DfBc274fD84b67DfcB4B01A188c37aD28177a95",
"scheme": "exact"
},
{
"amount": "10000",
"asset": "0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48",
"extra": {
"assets": [
{
"address": "0xa0b86991c6218b36c1d19d4a2e9eb0ce3606eb48",
"authorizationVersions": [
"1",
"2"
],
"decimals": 6,
"symbol": "USDC"
}
],
"minValiditySeconds": 604800,
"name": "GatewayWalletBatched",
"verifyingContract": "0x77777777dcc4d5a8b6e418fd04d8997ef11000ee",
"version": "1"
},
"maxTimeoutSeconds": 604900,
"network": "eip155:1",
"payTo": "0x4DfBc274fD84b67DfcB4B01A188c37aD28177a95",
"scheme": "exact"
},
{
"amount": "10000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"assets": [
{
"address": "0x833589fcd6edb6e08f4c7c32d4f71b54bda02913",
"authorizationVersions": [
"1",
"2"
],
"decimals": 6,
"symbol": "USDC"
}
],
"minValiditySeconds": 604800,
"name": "GatewayWalletBatched",
"verifyingContract": "0x77777777dcc4d5a8b6e418fd04d8997ef11000ee",
"version": "1"
},
"maxTimeoutSeconds": 604900,
"network": "eip155:8453",
"payTo": "0x4DfBc274fD84b67DfcB4B01A188c37aD28177a95",
"scheme": "exact"
},
{
"amount": "10000",
"asset": "0xB97EF9Ef8734C71904D8002F8b6Bc66Dd9c48a6E",
"extra": {
"assets": [
{
"address": "0xb97ef9ef8734c71904d8002f8b6bc66dd9c48a6e",
"authorizationVersions": [
"1",
"2"
],
"decimals": 6,
"symbol": "USDC"
}
],
"minValiditySeconds": 604800,
"name": "GatewayWalletBatched",
"verifyingContract": "0x77777777dcc4d5a8b6e418fd04d8997ef11000ee",
"version": "1"
},
"maxTimeoutSeconds": 604900,
"network": "eip155:43114",
"payTo": "0x4DfBc274fD84b67DfcB4B01A188c37aD28177a95",
"scheme": "exact"
},
{
"amount": "10000",
"asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
"extra": {
"assets": [
{
"address": "0xaf88d065e77c8cc2239327c5edb3a432268e5831",
"authorizationVersions": [
"1",
"2"
],
"decimals": 6,
"symbol": "USDC"
}
],
"minValiditySeconds": 604800,
"name": "GatewayWalletBatched",
"verifyingContract": "0x77777777dcc4d5a8b6e418fd04d8997ef11000ee",
"version": "1"
},
"maxTimeoutSeconds": 604900,
"network": "eip155:42161",
"payTo": "0x4DfBc274fD84b67DfcB4B01A188c37aD28177a95",
"scheme": "exact"
},
{
"amount": "10000",
"asset": "0x0b2C639c533813f4Aa9D7837CAf62653d097Ff85",
"extra": {
"assets": [
{
"address": "0x0b2c639c533813f4aa9d7837caf62653d097ff85",
"authorizationVersions": [
"1",
"2"
],
"decimals": 6,
"symbol": "USDC"
}
],
"minValiditySeconds": 604800,
"name": "GatewayWalletBatched",
"verifyingContract": "0x77777777dcc4d5a8b6e418fd04d8997ef11000ee",
"version": "1"
},
"maxTimeoutSeconds": 604900,
"network": "eip155:10",
"payTo": "0x4DfBc274fD84b67DfcB4B01A188c37aD28177a95",
"scheme": "exact"
},
{
"amount": "10000",
"asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
"extra": {
"assets": [
{
"address": "0x3c499c542cef5e3811e1192ce70d8cc03d5c3359",
"authorizationVersions": [
"1",
"2"
],
"decimals": 6,
"symbol": "USDC"
}
],
"minValiditySeconds": 604800,
"name": "GatewayWalletBatched",
"verifyingContract": "0x77777777dcc4d5a8b6e418fd04d8997ef11000ee",
"version": "1"
},
"maxTimeoutSeconds": 604900,
"network": "eip155:137",
"payTo": "0x4DfBc274fD84b67DfcB4B01A188c37aD28177a95",
"scheme": "exact"
},
{
"amount": "10000",
"asset": "0x078D782b760474a361dDA0AF3839290b0EF57AD6",
"extra": {
"assets": [
{
"address": "0x078d782b760474a361dda0af3839290b0ef57ad6",
"authorizationVersions": [
"1",
"2"
],
"decimals": 6,
"symbol": "USDC"
}
],
"minValiditySeconds": 604800,
"name": "GatewayWalletBatched",
"verifyingContract": "0x77777777dcc4d5a8b6e418fd04d8997ef11000ee",
"version": "1"
},
"maxTimeoutSeconds": 604900,
"network": "eip155:130",
"payTo": "0x4DfBc274fD84b67DfcB4B01A188c37aD28177a95",
"scheme": "exact"
},
{
"amount": "10000",
"asset": "0x29219dd400f2Bf60E5a23d13Be72B486D4038894",
"extra": {
"assets": [
{
"address": "0x29219dd400f2bf60e5a23d13be72b486d4038894",
"authorizationVersions": [
"1",
"2"
],
"decimals": 6,
"symbol": "USDC"
}
],
"minValiditySeconds": 604800,
"name": "GatewayWalletBatched",
"verifyingContract": "0x77777777dcc4d5a8b6e418fd04d8997ef11000ee",
"version": "1"
},
"maxTimeoutSeconds": 604900,
"network": "eip155:146",
"payTo": "0x4DfBc274fD84b67DfcB4B01A188c37aD28177a95",
"scheme": "exact"
},
{
"amount": "10000",
"asset": "0x79A02482A880bCE3F13e09Da970dC34db4CD24d1",
"extra": {
"assets": [
{
"address": "0x79a02482a880bce3f13e09da970dc34db4cd24d1",
"authorizationVersions": [
"1",
"2"
],
"decimals": 6,
"symbol": "USDC"
}
],
"minValiditySeconds": 604800,
"name": "GatewayWalletBatched",
"verifyingContract": "0x77777777dcc4d5a8b6e418fd04d8997ef11000ee",
"version": "1"
},
"maxTimeoutSeconds": 604900,
"network": "eip155:480",
"payTo": "0x4DfBc274fD84b67DfcB4B01A188c37aD28177a95",
"scheme": "exact"
},
{
"amount": "10000",
"asset": "0xe15fC38F6D8c56aF07bbCBe3BAf5708A2Bf42392",
"extra": {
"assets": [
{
"address": "0xe15fc38f6d8c56af07bbcbe3baf5708a2bf42392",
"authorizationVersions": [
"1",
"2"
],
"decimals": 6,
"symbol": "USDC"
}
],
"minValiditySeconds": 604800,
"name": "GatewayWalletBatched",
"verifyingContract": "0x77777777dcc4d5a8b6e418fd04d8997ef11000ee",
"version": "1"
},
"maxTimeoutSeconds": 604900,
"network": "eip155:1329",
"payTo": "0x4DfBc274fD84b67DfcB4B01A188c37aD28177a95",
"scheme": "exact"
},
{
"amount": "10000",
"asset": "0xb88339CB7199b77E23DB6E890353E22632Ba630f",
"extra": {
"assets": [
{
"address": "0xb88339cb7199b77e23db6e890353e22632ba630f",
"authorizationVersions": [
"1",
"2"
],
"decimals": 6,
"symbol": "USDC"
}
],
"minValiditySeconds": 604800,
"name": "GatewayWalletBatched",
"verifyingContract": "0x77777777dcc4d5a8b6e418fd04d8997ef11000ee",
"version": "1"
},
"maxTimeoutSeconds": 604900,
"network": "eip155:999",
"payTo": "0x4DfBc274fD84b67DfcB4B01A188c37aD28177a95",
"scheme": "exact"
},
{
"amount": "10000",
"asset": "0x3600000000000000000000000000000000000000",
"extra": {
"assets": [
{
"address": "0x3600000000000000000000000000000000000000",
"authorizationVersions": [
"1",
"2"
],
"decimals": 6,
"symbol": "USDC"
}
],
"minValiditySeconds": 604800,
"name": "GatewayWalletBatched",
"verifyingContract": "0x77777777dcc4d5a8b6e418fd04d8997ef11000ee",
"version": "1"
},
"maxTimeoutSeconds": 604900,
"network": "eip155:5042",
"payTo": "0x4DfBc274fD84b67DfcB4B01A188c37aD28177a95",
"scheme": "exact"
}
],
"description": "corpusAI Cloud Pricing: Raw spot price-change events for one instance type.",
"extensions": {
"bazaar": {
"info": {
"input": {
"method": "GET",
"queryParams": {
"instance": "c5.large",
"provider": "aws",
"region": "us-east-1"
},
"type": "http"
},
"output": {
"example": {},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET",
"HEAD",
"DELETE"
],
"type": "string"
},
"queryParams": {
"properties": {
"az": {
"description": "Restrict to one availability zone / zone id (for example `use1-az1`). Default: all zones.",
"type": "string"
},
"from": {
"description": "Start of the window (inclusive), ISO 8601 UTC. Default: 7 days before `to`.",
"format": "date-time",
"type": "string"
},
"include_repeats": {
"default": false,
"description": "Keep events whose price equals the previous event of the same (az, product) series. Default false.",
"type": "boolean"
},
"instance": {
"description": "Instance / machine / SKU type name exactly as listed by /instances (for example `c5.large`, `n2-standard-4`, `D2s_v5`).",
"examples": [
"c5.large"
],
"type": "string"
},
"limit": {
"default": 5000,
"description": "Maximum rows to return (1 to 10000). Default 5000.",
"maximum": 10000,
"minimum": 1,
"type": "integer"
},
"product": {
"description": "Restrict to one product / OS string (for example `Linux/UNIX`, `Spot`, `Linux`). Default: all.",
"type": "string"
},
"provider": {
"description": "Cloud provider. One of `aws`, `gcp`, `azure`.",
"enum": [
"aws",
"gcp",
"azure"
],
"type": "string"
},
"region": {
"description": "Region slug as listed by /catalog (for example `us-east-1` for AWS, `us-central1` for GCP, `us-east` for Azure). Azure slugs map to `eastus`, `westus2`, `westeurope`.",
"examples": [
"us-east-1"
],
"type": "string"
},
"to": {
"description": "End of the window (exclusive), ISO 8601 UTC. Default: now.",
"format": "date-time",
"type": "string"
}
},
"required": [
"provider",
"region",
"instance"
],
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"properties": {
"count": {
"type": "integer"
},
"events": {
"items": {
"properties": {
"az": {
"description": "Availability zone or zone id; the region name for GCP.",
"type": "string"
},
"price": {
"description": "USD per hour.",
"type": "number"
},
"product": {
"description": "Product / OS the price applies to.",
"type": "string"
},
"ts": {
"description": "When the price took effect (UTC).",
"format": "date-time",
"type": "string"
}
},
"required": [
"ts",
"az",
"product",
"price"
],
"type": "object"
},
"type": "array"
},
"from": {
"format": "date-time",
"type": "string"
},
"instance": {
"type": "string"
},
"next_from": {
"description": "Pass as `from` to continue when truncated.",
"format": "date-time",
"type": [
"string",
"null"
]
},
"provider": {
"type": "string"
},
"region": {
"type": "string"
},
"to": {
"format": "date-time",
"type": "string"
},
"truncated": {
"description": "True when `limit` was hit.",
"type": "boolean"
}
},
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
}
},
"lastUpdated": "2026-10-20T12:41:44.679Z",
"quality": {
"l30DaysTotalCalls": 33,
"l30DaysUniquePayers": 32,
"lastCalledAt": "2026-10-20T12:41:44.42Z"
},
"resource": "https://cloud.trycorpus.ai/v1/spot/events",
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "corpusAI Cloud Pricing: Raw spot price-change events for one instance type."
}What the leaf hashes
{"body":"07d3074f09b56373b34cf3d2163b9d320e172def703cdb3da635027a5823a2dd","id":72448,"kind":"listing","method":"baseline/1","observed_us":1793025486059077,"prev":null,"subject":"x402_bazaar:https://cloud.trycorpus.ai/v1/spot/events","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).
- 0x426b549d2ded89b469c104c707747d623c39002a20eef9bf2316e0bb13d0fe56
- 0x87ed5fb270f53a98de9a724470e09f86566c443c4b698110c54c130e76be429f
- 0x9ae1441878245340c7e2f36d4ba2dcc43359ad88d79fc93a64a9036b9862d166
- 0xd1958e9ec3e51515de05808dc383d831be11c15ac202364c854c974413a9dd17
- 0x6e62847654b6ae39ab4baa31f2fc293366c5c6af8a428c22e12449ae4d7051f7
- 0xdf9e5f1da66b9ef6381f38c0e4e9b8f600010766c1e280fce2918cbf8c4fa362
- 0xbd31b8e9914c854b697dce22c445db93fe45528e30276f09193248afc5d9923e
- 0x38b4e8d9969b9389e177c6a7d8d7be43b197c7d46ebc7ee76a6f1c27929145e5
- 0xaa9a19de8f392eab87d48d82b970cbf83f2cd198f47497383023b342ae9229d1
- 0x1260fd52e56d736b42c74dfff845b63de8feedbacd9ad7a312040b8a7a1859cf
- 0x40430b285418db6d3a5a2c626d90ef47fc069d45eb9e4fbee49da2a4e637758f
- 0x58f4330f9ac32da273a2a76d85bc0768d037638cddbd3d1f09d9b64094bfd942
- 0xd406739acce2ba016f8d49081b15f266a4ea4a0b0fc5ef171c89c8fd2dda4d80
- 0x8b27a4c21bf4ba962fd008c8f4300bc6953764a5032b9ab0cfe696b318c45326
- 0x4b52a97f7a80ff7778a702b85267b8d2e5c93ce160942656435c29ae7be68bf4
- 0x2e6a32eb32761c210560e852405e2f865f958ddbe01027894f8b9c1b3433b9f0
- 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
- 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
- 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae