Evidence row 122008

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://stats.openverbs.com/v1/summary"
    ]
  ],
  "name": "Descriptive summary",
  "owner_address": "0xb3f4de103f34b99f0da19b4f16d6b53a14c2194a",
  "raw": {
    "accepts": [
      {
        "amount": "4000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0xb3f4de103F34b99f0Da19B4F16D6B53a14C2194A",
        "scheme": "exact"
      }
    ],
    "description": "Full descriptive summary of a numeric sample: count, sum, min/max/range, mean, median, mode(s), variance, standard deviation and the quartiles (q1/q3/iqr). Set sample=true for the sample variance/stdev (÷ n-1) instead of the population form (÷ n).",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "data": [
                1
              ],
              "sample": 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": {
                    "data": {
                      "description": "The numeric sample.",
                      "items": {
                        "type": "number"
                      },
                      "maxItems": 100000,
                      "minItems": 1,
                      "type": "array"
                    },
                    "sample": {
                      "description": "Use sample variance/stdev (÷ n-1). Default false (population).",
                      "type": "boolean"
                    }
                  },
                  "required": [
                    "data"
                  ],
                  "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": "2026-10-08T05:38:32.949Z",
    "quality": {
      "l30DaysTotalCalls": 3,
      "l30DaysUniquePayers": 3,
      "lastCalledAt": "2026-10-08T05:38:32.688Z"
    },
    "resource": "https://stats.openverbs.com/v1/summary",
    "serviceName": "Descriptive summary",
    "tags": [
      "descriptive statistics",
      "summary statistics api",
      "calculate mean median",
      "variance standard deviation",
      "numeric sample summary"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Full descriptive summary of a numeric sample: count, sum, min/max/range, mean, median, mode(s), variance, standard deviation and the quartiles (q1/q3/iqr). Set sample=true for the sample variance/stdev (÷ n-1) instead of the population form (÷ n)."
}

What the leaf hashes

{"body":"c4e4285d39b274a158d473b68abc77a48ac31f2e66ac5cfd348e49d719b8fdcd","id":122008,"kind":"listing","method":"baseline/1","observed_us":1793025620797016,"prev":null,"subject":"x402_bazaar:https://stats.openverbs.com/v1/summary","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. 0x50bb8654b85e295821bdee88de928d3c793941fc1c87069204839c0cd601b7ff
2. 0x65cbe94e6c4e797a92f5b500be5c687f913df2f03e7217743bc62678192c59ff
3. 0x85c3a5868d54500cdd45335bbc5519b01bf8ebee728d4e18e97c93e39a3ac243
4. 0xd5a460ec314cff93caad7158dece9de1b10b73e17d24952b03ca76ba64c102a5
5. 0x4cb41c78de573c6877409d1ef7843b26a7313da0abc0a0b80ecca44db6ea84cf
6. 0x1a45dfd578634f5627d5b8196923dd6d1e21cff0ce1baf6b86c43d9911c44f64
7. 0x8e0be04fd3e0db0dd1a9ff8e95cb41a0b0b6224061bc21975effaf1b780227ba
8. 0x50261173751faefe63f43d74be0b63f26cd90d1f8b6f34c99dde924f1bd0c44e
9. 0x368e3df3c24c797da086196225f282efe46aa39be4428ec3e3751153aeb39343
10. 0x1cf289732577ec7d4b7786636bf1c834b739571451a5cc67e3aac33256c9be46
11. 0xfa039eb62e5d0ae9f7aaaafb0fcbceacfa661b07228233046b9a9af94e547a55
12. 0xecaf47ba75097c34f2d3c4d62539dace0db8b484bf08941a9259e2d1e8ccea77
13. 0xf7d2cf278e5d2768b8bdb70730c378877cf7165d8efcbec8bcd3282fdc50d177
14. 0x0733993143f0230e79482cef2c38e95d98f9eafbe64a43cdc74a4545938a4167
15. 0x2be1e80e065dd6b2cc75a7142be22225acd144ac975d70bf24b4f01fd76dc497
16. 0x2e6a32eb32761c210560e852405e2f865f958ddbe01027894f8b9c1b3433b9f0
17. 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae