Evidence row 67974

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.particle.pro/v1/podcasts/guests"
    ]
  ],
  "name": "Particle Pro",
  "owner_address": "0x59f3a6dcb6f482c53872dd8f8f9e1f9161a1c5f7",
  "raw": {
    "accepts": [
      {
        "amount": "30000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x59f3a6dcb6f482c53872dd8f8f9e1f9161a1c5f7",
        "scheme": "exact"
      }
    ],
    "description": "List podcast guests. Returns a paginated directory of Persons who have appeared on at least one podcast episode in a non-host listing role.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "type": "http"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "appeared_since": {
                      "description": "Only include guests with at least one appearance published on or after this ISO 8601 date",
                      "type": "string"
                    },
                    "cursor": {
                      "description": "Opaque pagination cursor from previous response",
                      "type": "string"
                    },
                    "limit": {
                      "description": "Results per page",
                      "format": "int64",
                      "type": "integer"
                    },
                    "min_appearances": {
                      "description": "Minimum lifetime appearance count to include (default 1)",
                      "format": "int64",
                      "type": "integer"
                    },
                    "podcast_id": {
                      "description": "Restrict to guests who have appeared on this podcast (slug or ID)",
                      "type": "string"
                    },
                    "q": {
                      "description": "Case-insensitive substring match against the guest's display name",
                      "type": "string"
                    },
                    "sort": {
                      "description": "Sort order (default: appearances)",
                      "enum": [
                        "appearances",
                        "recency"
                      ],
                      "type": "string"
                    },
                    "suitability_tier_max": {
                      "description": "Restrict to guests whose appearances are on podcasts at or below this IAB Tech Lab brand-safety tier",
                      "enum": [
                        "SAFE",
                        "LIMITED",
                        "SENSITIVE",
                        "UNSAFE"
                      ],
                      "type": "string"
                    },
                    "topic_id": {
                      "description": "Restrict to guests with at least one appearance on an episode classified under this topic",
                      "type": "string"
                    }
                  },
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-09-29T17:31:56.84Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-09-29T17:31:56.548Z"
    },
    "resource": "https://api.particle.pro/v1/podcasts/guests",
    "serviceName": "Particle Pro",
    "tags": [
      "podcast guests",
      "podcasts",
      "media intelligence",
      "particle pro"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "List podcast guests. Returns a paginated directory of Persons who have appeared on at least one podcast episode in a non-host listing role."
}

What the leaf hashes

{"body":"4c709990e8175dab7909db6988de7d00553941309419440afa5e0928839bf948","id":67974,"kind":"listing","method":"baseline/1","observed_us":1793025465478248,"prev":null,"subject":"x402_bazaar:https://api.particle.pro/v1/podcasts/guests","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. 0x261ae6bae1e05b4664db4c1074b3f70d931ffefa2f8cce62b8938a70e27b2419
2. 0xdcc42d75e2e90d36b2d3533114eb02accd54cbac743d871a53847a125028d5d1
3. 0xc9d79d9bc5969b47d956c1946cbd8c0c04cb856bc6e393ad2d59c86fed54e5f1
4. 0xcce6e55b2bc6980f68b23e54552320e1a9302523d92c4bc60b838a1dad63476b
5. 0x64e732a5f73c57bf4175820788769d1a8dfd9a9869969bd5a49318ae50aa9057
6. 0x110f878a9c572de2c04f227f8c37747c8e75940963503ed2e44b86045c5127b5
7. 0x9d191857d08ab0248c924f7c4e582afa73771814d56da9c3878dbb599e3d0758
8. 0xf3f23ece4a483566b86b802924a404fcd648679efab847be74d40aef795c6156
9. 0xa1f62782a8d46832b22b875d7a7b4a3065122b84ff867e215c84a5c3cd56537a
10. 0x21a7cf99ef81ffd43b25c97835cc100421f018b92fa922aa035d34db9079e57c
11. 0xd59298b1ed461f406932ca0ca85948982d67f90463e31e5b2c45ab2a35eacd3f
12. 0x266d991b0a994042474d2789bd5d3ba2433a122ae3c1027e2ccd7c0f4cf63071
13. 0x830b2c874449c7499489eba2baa67d49f991298225763c0161b471621038d0fb
14. 0xd843afcced75dedd39194ff9bd12326b88099e6112686db2299392d022dc3146
15. 0xc3a6a3ae44ec0da1848b16d40c45d7aac97a67352eea8df18e0f26edabea8a2f
16. 0x06d71bfa7d8b41d62c8836efc2c601e1cc3772d9453596b2ae4950887f3310ca
17. 0x8c756542e482157df0c36464d75c937b845e4423dbbcfad08f0cf8d5a16b9a13
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae