addrbookFor publishers
← The evidence ledger

Evidence row 67968

Observed , by baseline/1.

Kind
listing
About
source_record x402_bazaar:https://api.particle.pro/v1/podcasts/advertising/leaderboard/preview
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
cd7cc9e9a7754220ac7cadb20ed36db04e70a111617e61194e746bfeef744307
Leaf
0x54e5ae375aa506c3b8dc68c6268a42a9b3d7edb7b5e714786a9c516fa4182e6e

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.particle.pro/v1/podcasts/advertising/leaderboard/preview"
    ]
  ],
  "name": "Particle Pro",
  "owner_address": "0x59f3a6dcb6f482c53872dd8f8f9e1f9161a1c5f7",
  "raw": {
    "accepts": [
      {
        "amount": "10000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x59f3a6dcb6f482c53872dd8f8f9e1f9161a1c5f7",
        "scheme": "exact"
      }
    ],
    "description": "Get advertising leaderboard preview. Returns the top 10 advertising sponsors of the trailing 7 days ranked by the chosen metric, each with its rank movement versus the equivalent 7-day window ending 30 days ago.",
    "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": {
                    "metric": {
                      "description": "Metric to rank sponsors by",
                      "enum": [
                        "ad_count",
                        "podcast_reach",
                        "episode_reach"
                      ],
                      "type": "string"
                    }
                  },
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-08T05:38:27.426Z",
    "quality": {
      "l30DaysTotalCalls": 3,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-10-08T05:38:27.241Z"
    },
    "resource": "https://api.particle.pro/v1/podcasts/advertising/leaderboard/preview",
    "serviceName": "Particle Pro",
    "tags": [
      "podcast advertising",
      "podcasts",
      "media intelligence",
      "particle pro"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Get advertising leaderboard preview. Returns the top 10 advertising sponsors of the trailing 7 days ranked by the chosen metric, each with its rank movement versus the equivalent 7-day window ending 30 days ago."
}

What the leaf hashes

{"body":"cd7cc9e9a7754220ac7cadb20ed36db04e70a111617e61194e746bfeef744307","id":67968,"kind":"listing","method":"baseline/1","observed_us":1793025465469650,"prev":null,"subject":"x402_bazaar:https://api.particle.pro/v1/podcasts/advertising/leaderboard/preview","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (296695 rows).

  1. 0x54e586536b1db88c452ba45a7657223ed9b772fee53d854792729c0b32ec7736
  2. 0xfa636874ece8762013bbd41aab1aa370b9f12afd7d7c0f5d47639e6c122f36f8
  3. 0xd3b0c55a33f8dbab0d731e2e34a1e2e8fcdbdf9b050276a41d303190cc47b314
  4. 0x4b1baa3457506fe97d59904c1c89474a16328aaf874afe392e72d314e329bcd8
  5. 0x600b4fa5d35ca659289b513d70d73d21495505a31b0dbff963c9ac5bab3dd10e
  6. 0x0906c1e4c7d0a12f4c7654fd0cfa1bb446c654ba1f6761c5cf0a1f9cd7d8db24
  7. 0x133ccfdb59ba5d9d2844e113a83dfeb69d18055ee5936caa6c27b7da0761d2be
  8. 0x0a95466af3f9fca8bd6d0496ad67dd297a4416f0839862b6f23230209e55357a
  9. 0x676d16479f4b0971511125f567e45fd6b7f3901b33f7d8229532f348fd0c04eb
  10. 0x8e8c9b31337ede7207f8e4fe9c7366ca7f86d7b9cb07433912898a3bd07a6373
  11. 0xec824c3c9c635c0935294afc42b42d41176d63a67e608b45abf49b05e262e664
  12. 0x774d66905c34a786c6d34bf1c4491dbdb08f534c9eb5f76cf3de03385d28f388
  13. 0xd830c52e1e8095e014510110592485afcb02b9c9a36f85653e4891a8de941246
  14. 0x0733993143f0230e79482cef2c38e95d98f9eafbe64a43cdc74a4545938a4167
  15. 0x2be1e80e065dd6b2cc75a7142be22225acd144ac975d70bf24b4f01fd76dc497
  16. 0x2e6a32eb32761c210560e852405e2f865f958ddbe01027894f8b9c1b3433b9f0
  17. 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
  18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
  19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
Day root
0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
Chained
0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
Published
On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae

How to check it · This row as JSON