addrbookFor publishers
← The evidence ledger

Evidence row 119060

Observed , by baseline/1.

Kind
listing
About
source_record x402_bazaar:https://random.openverbs.com/v1/sample
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
b78b0b220a7f91eccc7d5ff4d773f4bd599c56fc57a362af7599cf8d0ce73279
Leaf
0xd5c4fc0fc7b97cfeccfc639cc5629137a5810958cf452830d48c068121708be9

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://random.openverbs.com/v1/sample"
    ]
  ],
  "name": "Random sample",
  "owner_address": "0xb3f4de103f34b99f0da19b4f16d6b53a14c2194a",
  "raw": {
    "accepts": [
      {
        "amount": "2000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0xb3f4de103F34b99f0Da19B4F16D6B53a14C2194A",
        "scheme": "exact"
      }
    ],
    "description": "Draw a random sample from a provided array — without replacement by default (a fair shuffle), or with replacement when unique is false. count defaults to 1.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "count": 1,
              "items": [
                0
              ],
              "unique": false
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "additionalProperties": false,
                  "properties": {
                    "count": {
                      "description": "How many to draw. Default 1.",
                      "maximum": 10000,
                      "minimum": 1,
                      "type": "integer"
                    },
                    "items": {
                      "description": "The pool to sample from.",
                      "maxItems": 10000,
                      "minItems": 1,
                      "type": "array"
                    },
                    "unique": {
                      "description": "Draw without replacement. Default true.",
                      "type": "boolean"
                    }
                  },
                  "required": [
                    "items"
                  ],
                  "type": "object"
                },
                "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"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-05T14:57:09.849Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-05T14:57:09.688Z"
    },
    "resource": "https://random.openverbs.com/v1/sample",
    "serviceName": "Random sample",
    "tags": [
      "random sample array",
      "shuffle array items",
      "pick random item",
      "sample without replacement",
      "draw random subset"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Draw a random sample from a provided array — without replacement by default (a fair shuffle), or with replacement when unique is false. count defaults to 1."
}

What the leaf hashes

{"body":"b78b0b220a7f91eccc7d5ff4d773f4bd599c56fc57a362af7599cf8d0ce73279","id":119060,"kind":"listing","method":"baseline/1","observed_us":1793025614409882,"prev":null,"subject":"x402_bazaar:https://random.openverbs.com/v1/sample","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. 0xd5c4fe480c0ca67a70db41c2c4a5c63212bb1c4ee585932f9eee2a612b9f6207
  2. 0x00d66429171ae0d462b0a8373de6450e103015b7274115c94a35b1a4f523305f
  3. 0x9b4c36e2f58d9be2e09bc32ef78607c370a8e3c12a0dff9d75d6f11eaf9ee8b9
  4. 0x5ef59e598b24fe503efb6236b2b793238bff775e8832aa4c05ec600997914776
  5. 0xd3ea7805dd3064fd308751c6b422895e4d7f91b21827376deb4389f77a71a73f
  6. 0xd6d5ef92c959d643e1810ff68a108937ffe223d189adc26e9fb22cffa15312d8
  7. 0xe255e7a8bd2d8893f56471d779db4491fe4a21ec6cbbec1ad9b4a39f19803b65
  8. 0xcbd1c06e62ddfe6932c8c8cd8ec52c44dfd11a7dc5d36d24a39a8649fe17df49
  9. 0x439d38ba7a712c2155b0a828ec1800ddcf47fe0115436016c8a2b1266ab2cd55
  10. 0x90db080e84cc49e02327fe570e893ec90666ec445e285fba4414255e78f59735
  11. 0xb662623cf3d981ba2c8b763c6eb8f856021264a195ee47844bfa430e2ef3597f
  12. 0x7026808261896a203198354548e5e8cabce4a06e89d077c172084841b47ae119
  13. 0x3199db04c2c73c3483386a86bf503eafde5af103465608156e2e5f42e72a6fbe
  14. 0x6b927d53caa5125cdba9255612d524976c691f8672796c3f0885ba2c5b3af1ad
  15. 0x6dc40f983a3840a0ad927a9ca17f4ff1e3b649a6c735e2a09b140db7c2caf13b
  16. 0x703f95866af09c5e5d6ead7411e9a10f964a41a2aff64d4a55ff0053c023a023
  17. 0xd0651cb9bc8155eb52b5247d506e74b8a935057dc190ba52091702ac25ed3a40
  18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
  19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
Day root
0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
Chained
0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
Published
On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae

How to check it · This row as JSON