Evidence row 297312

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://www.blockchainiq.co/api/x402/v1/brief"
    ]
  ],
  "name": "Crypto Market Brief for Agents",
  "owner_address": "0x617da9383fba67e86137bc4924b8b7e400fb7c9e",
  "raw": {
    "accepts": [
      {
        "amount": "10000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x617dA9383fbA67e86137BC4924b8b7E400fB7C9e",
        "scheme": "exact"
      }
    ],
    "description": "Market brief in one parameter-free call: BTC, ETH, SOL and XRP prices with 24h, 7d and 30d moves and rank, scheduled macro and crypto events in the next 48 hours, and short risk flags. Use as the opening call of a trading, portfolio or research agent loop. Refreshed every minute. JSON, no API key. $0.01 per call. Blockchain IQ.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {},
            "type": "http"
          },
          "output": {
            "example": {
              "data": {
                "asOf": "2026-10-10T07:10:24.000Z",
                "coins": [
                  {
                    "change24h": 0.21,
                    "change30d": -8.7,
                    "change7d": -4.1,
                    "coinId": "bitcoin",
                    "marketCapRank": 1,
                    "price": 82655,
                    "symbol": "btc"
                  }
                ],
                "events": [
                  {
                    "category": "Macro",
                    "date": "2026-10-10",
                    "importance": 3,
                    "time": "08:30",
                    "title": "Producer Price Index (PPI)"
                  }
                ],
                "flags": [
                  "1 high-importance event in the next 48h: Producer Price Index (PPI) (2026-10-10 08:30 ET)"
                ]
              },
              "disclaimer": "Market data and analysis, not investment advice.",
              "eventCount": 1,
              "flagCount": 1,
              "source": "Blockchain IQ",
              "terms": "https://www.blockchainiq.co/terms"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {},
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-26T21:10:48.508Z",
    "quality": {
      "l30DaysTotalCalls": 15,
      "l30DaysUniquePayers": 9,
      "lastCalledAt": "2026-10-26T11:55:04.742Z"
    },
    "resource": "https://www.blockchainiq.co/api/x402/v1/brief",
    "serviceName": "Crypto Market Brief for Agents",
    "tags": [
      "crypto",
      "market-brief",
      "event-risk",
      "macro",
      "trading"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Market brief in one parameter-free call: BTC, ETH, SOL and XRP prices with 24h, 7d and 30d moves and rank, scheduled macro and crypto events in the next 48 hours, and short risk flags. Use as the opening call of a trading, portfolio or research agent loop. Refreshed every minute. JSON, no API key. $0.01 per call. Blockchain IQ."
}

What the leaf hashes

{"body":"4c8a8a061fc41733b6059fd061b79277470a371b655c88fc4470cdfc0e4db1d2","id":297312,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793052192636370,"prev":283010,"subject":"x402_bazaar:https://www.blockchainiq.co/api/x402/v1/brief","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-26 (296695 rows).

1. 0xcd03e21c78468dcf1b71d10480171ccd65066d15e9c350e7aaa422ce37399e53
2. 0x2724b0bcd8e9b6cd3cce9df6fbd85f56726b9df2aff72e7d2d939011a9e1a930
3. 0x9305d848b9d46a549c00bbee14a595367dd74714d8b7d7deec0e77fb3562fd9b
4. 0x39366d9e624c6372c8b377ef883e52150c9709ffeb7e28ab4a99cd316726f582
5. 0x64c4f3a2eadb0989f58051b44cbdbcd88b20b603129b63aeed222ba7296dc3ac
6. 0x32ca60dd8b679c0b41712b1bd66fdb9eac180e05e06a4d79d67d8b24b92b570b
7. 0xff38165c80e2228a6b129968e138617935a25feed7153faeb27ed3383a4d08a2
8. 0xc6c59994c85870a8cbfd814b9256512c8057337859214df9cb8d729228d74bbc
9. 0x9a8251a74ddd027a62738e2ca514d7dcd982202c4ad1f5f0a4f81e89ceff0fa6
10. 0x28f5e3a424e6df882445451ebbb98ea4799c643ef3231cda98518a826f880a47
11. 0x1233e806ac6f264fea872a85785df4b3024b89e9788bb6dfa89e28944cb30400
12. 0x85ea84dc356483b05e7ec8ed6e303988684070a1512dc756c8e64a7e3604feaf
13. 0x985acd37cc044d5aa6ad959194da8e91c81045df83517891ed92f1763a9ab825
14. 0x5b20d8aab05225a3497eadcce89d2e2a586a510fb31334793d3f46f88f0157c5
15. 0xe94ca5b798e9899ad611e57835af42266e20f53f44977e487d81365e30972beb
16. 0x703f95866af09c5e5d6ead7411e9a10f964a41a2aff64d4a55ff0053c023a023
17. 0xd0651cb9bc8155eb52b5247d506e74b8a935057dc190ba52091702ac25ed3a40
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae