Evidence row 278285

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://agents.ai-rook.com/api/gas-tracker"
    ]
  ],
  "name": "agents.ai-rook.com/api/gas-tracker",
  "owner_address": "0xd5f96558fcb1f127c77c7d95eea067f526d08618",
  "raw": {
    "accepts": [
      {
        "amount": "1000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0xd5f96558FCb1f127c77C7d95EEa067F526d08618",
        "scheme": "exact"
      },
      {
        "amount": "1000",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "BENrLoUbndxoNMUS5JXApGMtNykLjFXXixMtpDwDR9SP"
        },
        "maxTimeoutSeconds": 300,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "7qXhgSHxsYG5yDBUDi2KN6NnXydBfyvQDkB6APfq96x9",
        "scheme": "exact"
      }
    ],
    "description": "Current Base mainnet gas prices. Slow, standard, fast in gwei.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {},
            "type": "http"
          },
          "output": {
            "example": {
              "elapsed_ms": 120,
              "fast_gwei": "0.02",
              "gas_price_gwei": "0.02",
              "gas_price_wei": "15000000",
              "network": "base",
              "slow_gwei": "0.02",
              "standard_gwei": "0.02"
            },
            "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"
        }
      },
      "docs": {
        "llms_txt": "https://agents.ai-rook.com/llms.txt",
        "manifest": "https://agents.ai-rook.com/.well-known/x402.json",
        "openapi": "https://agents.ai-rook.com/openapi.json",
        "status": "https://agents.ai-rook.com/status.html"
      },
      "eip2612GasSponsoring": {},
      "erc20ApprovalGasSponsoring": {}
    },
    "lastUpdated": "2026-10-26T14:00:16.852Z",
    "quality": {
      "l30DaysTotalCalls": 63,
      "l30DaysUniquePayers": 5,
      "lastCalledAt": "2026-10-26T14:00:34.021Z"
    },
    "resource": "https://agents.ai-rook.com/api/gas-tracker",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Current Base mainnet gas prices. Slow, standard, fast in gwei."
}

What the leaf hashes

{"body":"265cc0ab8880548db4f7bac50dd455b1b0c7049523af0ddb83cdacd4f87c4467","id":278285,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793042063131215,"prev":7789,"subject":"x402_bazaar:https://agents.ai-rook.com/api/gas-tracker","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. 0xabd2d0d0734d38729b1986ff63d9251c8525349ec50f8a121ca95b7458f4832f
2. 0xa00e51b5199492f715d0a0ba51386eb51c3e7857b2f0a0f344732430b90ff2ef
3. 0x328271e4ee8fc09a9ad467af56085712dbb6dee60ac6c1e78a75e9301ff2bac7
4. 0xd9c27d20035276e5ef6c837de2a94cf43637339662ea54ff23a0926f9033cf04
5. 0x06bbe59fda81272a927de1cda892d5a59d6dfab9bddb785a568becde3756a0b9
6. 0x55d2483106998455624c5cf97dee28a8398c91e5e5b125d124d838bbccc2e2b5
7. 0x29c45cc5497cfc9c9ff34b6bc7d73388f04eb3826f7d0141a0ab3f1833b9ef6f
8. 0xebb6049e417318afbfff7a6ebe0c8b6f413f33b346f4a2459d5064bb11352a4b
9. 0xa4f59800b0bebd4b878392131b9045ba6400f102985af38c318245edfedadec3
10. 0xc7cacc2d01c3e1b7ffb7608f2b307b4082bdded2ad2fc7c4373e088c0cadb4c9
11. 0xe285855b14529e4bf6d93d3ce05a3365dcfc651d48b9dfeb5c229a51822613eb
12. 0xb7fae69bb7bd717d54a83df961404a3e4de2a5cfbcfa013fd83a38627fe13f7e
13. 0x4700d6dfdb40e52e2ceb8ffe62c75f3f708d23452f828255fd003d795f5d9d66
14. 0x3b4dba7d874fc323b0a364140a9c60f37bf547fe671897653118a9873fe03420
15. 0x1a74ed3b3756b9cd946da49701bcec120ec88645013da99fa9eea60b39e1a570
16. 0x123ec8bee20ddc55223eeef5a4f4d6c4b6416515adbb911c56759f5cde56e452
17. 0xd0651cb9bc8155eb52b5247d506e74b8a935057dc190ba52091702ac25ed3a40
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae