Evidence row 72143

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://cc0.company/api/store/agent-services/van-gogh-gen/invoke"
    ]
  ],
  "name": "cc0.company/api/store/agent-services/van-gogh-gen/invoke",
  "owner_address": "0xba816f0708a91a2cde866f70e931d93e83dd6ef5",
  "raw": {
    "accepts": [
      {
        "amount": "69000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 3600,
        "network": "eip155:8453",
        "payTo": "0xBA816F0708a91A2CDe866F70e931D93e83Dd6eF5",
        "scheme": "exact"
      }
    ],
    "description": "cc0.company — x402 agent-services marketplace on Base (USDC): CC0 image generation, market-data digests, and third-party agent tools. This endpoint: Van Gogh Generator, Post-impressionist oil paintings in the Van Gogh style. Visible brushstrokes, swirling skies, wheat fields, cypress trees, self-portraits, sunflowers. Fine-tuned on Art Institute of Chicago archival public-domain works. CC0 output. Async — returns a job_id to poll.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "prompt": "The image features a swirling night sky over a quiet village, post-impressionist painting with visible brushstrokes."
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "job_id": "agentservicejob_xxxxxxxx",
              "message": "Generation started. Poll the job_id until status is 'succeeded'.",
              "poll_url": "https://cc0.company/api/store/agent-services/jobs/agentservicejob_xxxxxxxx",
              "status": "processing",
              "success": true
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "properties": {
                    "prompt": {
                      "description": "Text prompt describing the scene. Match the van-gogh-gen caption register — see https://cc0.company/skill/van-gogh-gen.md for canonical templates. Max 1000 characters.",
                      "type": "string"
                    }
                  },
                  "required": [
                    "prompt"
                  ]
                },
                "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": "2026-10-22T15:46:21.179Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-22T15:46:20.851Z"
    },
    "resource": "https://cc0.company/api/store/agent-services/van-gogh-gen/invoke",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "cc0.company — x402 agent-services marketplace on Base (USDC): CC0 image generation, market-data digests, and third-party agent tools. This endpoint: Van Gogh Generator, Post-impressionist oil paintings in the Van Gogh style. Visible brushstrokes, swirling skies, wheat fields, cypress trees, self-portraits, sunflowers. Fine-tuned on Art Institute of Chicago archival public-domain works. CC0 output. Async — returns a job_id to poll."
}

What the leaf hashes

{"body":"8aed0123f0d7d20104ab53ffb41754e4eb1d574fc08024a28f8da62b0ecab3d9","id":72143,"kind":"listing","method":"baseline/1","observed_us":1793025485436290,"prev":null,"subject":"x402_bazaar:https://cc0.company/api/store/agent-services/van-gogh-gen/invoke","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. 0x87a28bd46087dedaec7bc1a0574de47973a139cdae37771323b696a41bbcf7e0
2. 0x5659ab3eab7d7dee600cb61871d11dae12cfee7d9234d9eb7b14ec5da9d744b1
3. 0xb6f0c0c9450420bb9092875ee5e7a601bac3f72c4468264e261bb100cb2a438b
4. 0xfa33805436642b9706afe1ce5cce794ad42b8ca5a71a2d5547ce7b2c4abf13be
5. 0x19823c6ad27db153abeb02dad33f085e09fe9fe5adb7465178b28db7229523bf
6. 0x4fc3fa45b0202f0c876f9d6dfcc117ad51187b950128b7babc1283b80eccff80
7. 0x95ef106c127fe98583881f9763ebc49178615527ccfd3d342a07f272f338a8b5
8. 0x858d0e4e5396e8c56717334acbaf20c63e2f671cc964c80685435196f1c78328
9. 0x839abfa1824d480bed5cc8d80800127bd639ede8584876e29d2899c3132f94a9
10. 0xe0e4a60716d95ec12c35a9b9e1bff1012120a026fa97f38064a594590f5c029f
11. 0xab0c5c1fde083e427b8955a771d679773808751fc069bed2944e88e84fcb655e
12. 0x099dd43573993f2a1bea674129b7ed050429a0ac76c3bfda8aaf82a3af126469
13. 0x49d11be052a4c069b10250aaba214f566b3f2e5aaa7a98e82ccc6a71c0e801a0
14. 0x78ac2b34737774659a6a411f4d10b8ba570d40699d9f277321c3a32ff03d1dc9
15. 0x7eb603d37f0f22dae1ea013e391889906ffc0139ff26e25b044bee38eec8f9b2
16. 0x2b6e23e3624a1b66e1d2298cfbce99a93ce6b13d24a58112a71802d79c5f7a76
17. 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae