Evidence row 76901

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://kair-os.trade/tx-diagnostic/diagnose"
    ]
  ],
  "name": "kair-os.trade/tx-diagnostic/diagnose",
  "owner_address": "0x2a40c1e882e511e363fb5eda842ac4cb50cdca2f",
  "raw": {
    "accepts": [
      {
        "amount": "10000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x2A40C1E882e511e363Fb5EdA842Ac4Cb50cDcA2F",
        "scheme": "exact"
      }
    ],
    "description": "Diagnose a failed Solana or Base transaction from on-chain evidence. Returns cause, supporting evidence and a proposed correction with explicit simulation limits.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "chain": "base",
              "transaction": "0x0000000000000000000000000000000000000000000000000000000000000000"
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "cause": {
                "code": "gas_sensitive_failure",
                "confidence": "simulation"
              },
              "chain": "base",
              "correction": {
                "action": "estimate_and_simulate_before_resubmission",
                "guaranteed": false
              },
              "evidence": {},
              "limitations": [
                "Simulation does not guarantee a future transaction succeeds."
              ],
              "status": "failed",
              "transaction": "0x0000000000000000000000000000000000000000000000000000000000000000"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "additionalProperties": false,
                  "properties": {
                    "chain": {
                      "description": "Transaction network: Base mainnet or Solana mainnet.",
                      "enum": [
                        "base",
                        "solana"
                      ],
                      "type": "string"
                    },
                    "transaction": {
                      "description": "Base transaction hash (0x plus 64 hex characters), or Solana base58 transaction signature.",
                      "type": "string"
                    }
                  },
                  "required": [
                    "chain",
                    "transaction"
                  ],
                  "type": "object"
                },
                "bodyType": {
                  "enum": [
                    "json",
                    "form-data",
                    "text"
                  ],
                  "type": "string"
                },
                "method": {
                  "enum": [
                    "POST"
                  ],
                  "type": "string"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method",
                "bodyType",
                "body"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-24T18:25:22.591Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-24T18:25:22.056Z"
    },
    "resource": "https://kair-os.trade/tx-diagnostic/diagnose",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Diagnose a failed Solana or Base transaction from on-chain evidence. Returns cause, supporting evidence and a proposed correction with explicit simulation limits."
}

What the leaf hashes

{"body":"1a93705c3ad7ca3386f4364801622f9e78a548c0befe0634304ac110e4b09848","id":76901,"kind":"listing","method":"baseline/1","observed_us":1793025493102876,"prev":null,"subject":"x402_bazaar:https://kair-os.trade/tx-diagnostic/diagnose","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. 0x42095a700ac73afc0a68ab6b0547bc2b18f3e949bcbba69ef63b86a4f2cd2618
2. 0xd22603b358b35981326bae9bd3e681e4d32a5394b8b7b580ef073bbf8b966aa0
3. 0x9f46ff4504e16eb4fc1a17e18b01b877bcd0397a85f8693b6cd2a7977eb824c1
4. 0x032d617690c94ffcc1e352b3994be000dfa72aa29366ce66ea4eeab65e4df18d
5. 0xccd24aa3658133d68abaf7b35cc1489813072e2c55075069ce228f368b204f12
6. 0x2d95bfee495e5b1d30974ff169e48d9486cb5cb7dcc01e8dcd88c1eb0c87b5e7
7. 0x957c7b9c4e6db646ca278dbb1419d9e17965aa53d9a59825311047ebf10f3b1f
8. 0x5b24de25e0efbd884f8044e6997cd406ced1524715287b3bc1f1241717da28ad
9. 0xe4b55fb5554028f40e1fa2447d497ac34765aa2f6342a542f4bd2ed3677ec55b
10. 0xfeffd663d71e06910d19eae83256a9e7825e132ad736c20f6e71e3ac2dec7d86
11. 0x40430b285418db6d3a5a2c626d90ef47fc069d45eb9e4fbee49da2a4e637758f
12. 0x58f4330f9ac32da273a2a76d85bc0768d037638cddbd3d1f09d9b64094bfd942
13. 0xd406739acce2ba016f8d49081b15f266a4ea4a0b0fc5ef171c89c8fd2dda4d80
14. 0x8b27a4c21bf4ba962fd008c8f4300bc6953764a5032b9ab0cfe696b318c45326
15. 0x4b52a97f7a80ff7778a702b85267b8d2e5c93ce160942656435c29ae7be68bf4
16. 0x2e6a32eb32761c210560e852405e2f865f958ddbe01027894f8b9c1b3433b9f0
17. 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae