Evidence row 71651

Observed 26 Oct 2026, 14:38 UTC, by baseline/1.

Kind: listing
About: source_record x402_bazaar:https://bio.halowerk.com/v1/microbiome-diversity
Recorded: 26 Oct 2026, 14:38 UTC
Previous row: None: the first of its kind about this subject
Body SHA-256: 1f6624f5e459a2d7cd9136f8e92d670822b486e93a1a6996f824ea1786631764
Leaf: 0xa9b7925f00fc7726a7ca43d26bb5a74e69b69480eee5ee4addeabf6d2382d5c0

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://bio.halowerk.com/v1/microbiome-diversity"
    ]
  ],
  "name": "bio.halowerk.com/v1/microbiome-diversity",
  "owner_address": "0x2880edfff13100677bf97a3cbdf3bc34771c4e5e",
  "raw": {
    "accepts": [
      {
        "amount": "3000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "currency": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "asset": "USDC",
          "assetTransferMethod": "eip3009",
          "eip712Domain": {
            "chainId": 8453,
            "name": "USD Coin",
            "verifyingContract": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
            "version": "2"
          },
          "name": "USD Coin",
          "network_name": "Base Mainnet",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x2880EdfFF13100677Bf97A3CBdF3Bc34771C4E5E",
        "recipient": "0x2880EdfFF13100677Bf97A3CBdF3Bc34771C4E5E",
        "scheme": "exact"
      }
    ],
    "description": "Normalizes non-negative caller-supplied taxon counts and computes observed richness, natural-log Shannon entropy, Simpson diversity and Pielou evenness. It does not perform sequence classification, compositional correction, rarefaction, cohort comparison or medical interpretation.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "taxa": [
                {
                  "count": 430,
                  "taxon": "Bacteroides"
                },
                {
                  "count": 280,
                  "taxon": "Faecalibacterium"
                },
                {
                  "count": 140,
                  "taxon": "Roseburia"
                },
                {
                  "count": 50,
                  "taxon": "Akkermansia"
                }
              ]
            },
            "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": {
                    "taxa": {
                      "items": {
                        "additionalProperties": false,
                        "properties": {
                          "count": {
                            "maximum": 1000000000000000,
                            "minimum": 0,
                            "type": "number"
                          },
                          "taxon": {
                            "maxLength": 256,
                            "minLength": 1,
                            "type": "string"
                          }
                        },
                        "required": [
                          "taxon",
                          "count"
                        ],
                        "type": "object"
                      },
                      "maxItems": 10000,
                      "minItems": 1,
                      "type": "array"
                    }
                  },
                  "required": [
                    "taxa"
                  ],
                  "type": "object"
                },
                "bodyType": {
                  "enum": [
                    "json",
                    "form-data",
                    "text"
                  ],
                  "type": "string"
                },
                "method": {
                  "enum": [
                    "POST",
                    "PUT",
                    "PATCH"
                  ],
                  "type": "string"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method",
                "bodyType",
                "body"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-26T00:14:24.044Z",
    "quality": {
      "l30DaysTotalCalls": 6,
      "l30DaysUniquePayers": 5,
      "lastCalledAt": "2026-10-26T00:14:23.846Z"
    },
    "resource": "https://bio.halowerk.com/v1/microbiome-diversity",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Normalizes non-negative caller-supplied taxon counts and computes observed richness, natural-log Shannon entropy, Simpson diversity and Pielou evenness. It does not perform sequence classification, compositional correction, rarefaction, cohort comparison or medical interpretation."
}

What the leaf hashes

{"body":"1f6624f5e459a2d7cd9136f8e92d670822b486e93a1a6996f824ea1786631764","id":71651,"kind":"listing","method":"baseline/1","observed_us":1793025483052222,"prev":null,"subject":"x402_bazaar:https://bio.halowerk.com/v1/microbiome-diversity","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).
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Day root: 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
Chained: 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
Published: On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae

How to check it · This row as JSON