Evidence row 278801

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.x402ai.dev/api/summarize"
    ]
  ],
  "name": "x402ai",
  "owner_address": "0xece637d74ab1a000abcf69956e22f1131501ae8b",
  "raw": {
    "accepts": [
      {
        "amount": "20000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0xecE637d74aB1a000abcf69956e22f1131501ae8b",
        "scheme": "exact"
      }
    ],
    "description": "Summarize a passage of text into a short, concise summary with no preamble (qwen3.5 2B model). Good for condensing articles, emails, logs or documents before passing them to another agent. POST JSON {\"input\": string}, up to 3000 characters; returns {summary, model, elapsed_ms}. Typically 5-15 s. Small model: may miss nuance in technical or long text. Text only.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "input": "A long passage of text to condense..."
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "elapsed_ms": 9000,
              "model": "qwen3.5-nothink:2b",
              "summary": "A concise summary of the passage."
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "properties": {
                    "input": {
                      "description": "Passage to summarize. 1-3000 characters; longer input is rejected with HTTP 400.",
                      "maxLength": 3000,
                      "minLength": 1,
                      "type": "string"
                    }
                  },
                  "required": [
                    "input"
                  ]
                },
                "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": "2026-10-26T14:22:52.849Z",
    "quality": {
      "l30DaysTotalCalls": 5,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-10-26T14:22:52.28Z"
    },
    "resource": "https://api.x402ai.dev/api/summarize",
    "serviceName": "x402ai",
    "tags": [
      "summarization",
      "summarize",
      "text",
      "nlp",
      "llm"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Summarize a passage of text into a short, concise summary with no preamble (qwen3.5 2B model). Good for condensing articles, emails, logs or documents before passing them to another agent. POST JSON {\"input\": string}, up to 3000 characters; returns {summary, model, elapsed_ms}. Typically 5-15 s. Small model: may miss nuance in technical or long text. Text only."
}

What the leaf hashes

{"body":"8459cfcf5e3cc922c6fe507df6f7d589238a6d9ffa489a2659537f2aedbb52b3","id":278801,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793042079369467,"prev":15735,"subject":"x402_bazaar:https://api.x402ai.dev/api/summarize","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. 0x7fe6bc202ba0552a517e8d10908a1ac439fb6dc6d535c3a0ed5905735be791b9
2. 0x7b6be163c98d940a6f6ccec926d8bf1d2bdf6a3820aff2b10027e64b23759c68
3. 0x15d31a85bd0a6f3821c1953e1b280127c6f334cb19c2cfc2e8636c2bd100f56c
4. 0x379e8bb97f99e9301dde2790a409a97630a653784a57ce670c8ea141599c1385
5. 0xba91be6f0abe1505bf5f2df551bce0c8b14d61f65b39115a85f70e2310ac3be5
6. 0xf115fb881f0d4c5d7e72e3ea79c7cd0897cb44e85aa07bb41e5787c24b54d17b
7. 0x4341459c3b267c13e747f5a296dd17eede88533546436e2f1fe968f22213d852
8. 0xa4b6e906fba1806c0ae64d73e80e96c87ad5f70fad846b31e10664c5458f3a79
9. 0x3633249228aebc9afb9d891c0a3bdcd8274006622c91dfba98f75689462ed7a6
10. 0x4ac6e7b8710a19dd69c1ac61f6e5bc5b40663b9f632b7d8a1515e0c4fc86564d
11. 0x94ff6a1838bb06ac09899310e3d37518c2cdbae79f32eb90e1b61eb995aed881
12. 0xb9c4107c5cbaf0844324e5ba287c90e0643bb7b9e48e7877adda9372132cf0ea
13. 0x4d2ee986a690e903126f449b4e9e62d5572b350357ab4496a83488949b131c29
14. 0x0eff463856b0992d53ab7d8c0b97c71541413358bdd445710c1e4b6aeb4d8f78
15. 0x7eb603d37f0f22dae1ea013e391889906ffc0139ff26e25b044bee38eec8f9b2
16. 0x2b6e23e3624a1b66e1d2298cfbce99a93ce6b13d24a58112a71802d79c5f7a76
17. 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae