Evidence row 278757

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.losbeto.xyz/win-rate-verified"
    ]
  ],
  "name": "Losbeto Market Intelligence",
  "owner_address": "0xd5ba9711a3d052846a3695c70e7fcb8b3168fe7d",
  "raw": {
    "accepts": [
      {
        "amount": "40000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "requestId": "fd1b08a86847",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0xd5Ba9711a3D052846a3695C70e7fcb8b3168FE7d",
        "scheme": "exact"
      },
      {
        "amount": "40000",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "CjNFTjvBhbJJd2B5ePPMHRLx1ELZpa8dwQgGL727eKww",
          "requestId": "fd1b08a86847"
        },
        "maxTimeoutSeconds": 300,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "GEhr9HCFTRDjanMg435frSgCVwVZYpNoPrEkmNBnFHFE",
        "scheme": "exact"
      },
      {
        "amount": "40000",
        "asset": "31566704",
        "extra": {
          "feePayer": "ZMFK2OI7ZBD2U27ISERZC4S6LKM6WMFJPZQ4MYNJDZ2VNBNMBA67RA22AA",
          "requestId": "fd1b08a86847",
          "tag": "x402-global-challenge"
        },
        "maxTimeoutSeconds": 300,
        "network": "algorand:wGHE2Pwdvd7S12BL5FaOP20EGYesN73ktiC1qzkkit8=",
        "payTo": "MRVA6OABPQJNJ2WFUHFY57FMJXHBV37IU665MXRJX4JYBIWGACP3LSDUF4",
        "scheme": "exact"
      },
      {
        "amount": "40000",
        "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
        "extra": {
          "name": "USD Coin",
          "requestId": "fd1b08a86847",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:137",
        "payTo": "0xd5Ba9711a3D052846a3695C70e7fcb8b3168FE7d",
        "scheme": "exact"
      }
    ],
    "description": "Ed25519-signed performance metrics with declared methodology (heuristic signal accuracy, not audited PnL). Verifiable integrity plus explicit honesty about what the number is and is not.",
    "extensions": {
      "bazaar": {
        "dataFreshness": {
          "cache_ttl_s": 60,
          "live_data": "≤3s from source",
          "preview_data": "≤15min delayed"
        },
        "description": "Ed25519-signed performance metrics with declared methodology (heuristic signal accuracy, not audited PnL). Verifiable integrity plus explicit honesty about what the number is and is not.",
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "format": "json"
            },
            "type": "http"
          },
          "output": {
            "type": "json"
          }
        },
        "inputSchema": {
          "properties": {
            "format": {
              "description": "Response format (json)",
              "type": "string"
            }
          },
          "required": [],
          "type": "object"
        },
        "naturalLanguageDescription": "Ed25519-signed performance metrics with declared methodology (heuristic signal accuracy, not audited PnL). Verifiable integrity plus explicit honesty about what the number is and is not.. Tier: core. Live via x402 or credits; free delayed preview via ?preview=1. Auditable on-chain settlement; Ed25519-signed metrics.",
        "pricingRationale": {
          "notes": "Aligned to x402 ecosystem median (~$0.028/call). Premium tiers reflect multi-source aggregation cost.",
          "price_usdc": 0.04,
          "tier": "core",
          "vs_median_x402": 1.43
        },
        "provider": {
          "name": "Losbeto Market Intelligence",
          "url": "https://api.losbeto.xyz"
        },
        "ranking_hints": {
          "category": "core",
          "primary_tag": "Trust",
          "unique_selling_point": "Ed25519-signed performance metrics with declared methodology (heuristic signal accuracy, n"
        },
        "sampleQueries": [
          "GET /win-rate-verified?preview=1  # free delayed sample",
          "GET /win-rate-verified  # live data (returns 402 with payment challenge)"
        ],
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "properties": {
                "queryParams": {
                  "properties": {
                    "format": {
                      "description": "Response format (json)",
                      "type": "string"
                    }
                  },
                  "required": [],
                  "type": "object"
                }
              },
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "description": "Ed25519-signed performance metrics with declared methodology (heuristic signal accuracy, not audited PnL). Verifiable integrity plus explicit honesty about what the number is and is not.",
                  "type": "object"
                }
              },
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        },
        "tags": [
          "trust",
          "cryptographic",
          "featured",
          "crypto",
          "market-data"
        ],
        "title": "Win Rate Verified — Losbeto",
        "useCases": [
          "market data input",
          "AI agent research",
          "systematic trading"
        ]
      }
    },
    "iconUrl": "https://res.cloudinary.com/bdb-prod/image/upload/c_fill,ar_1:1,w_256,h_256,f_auto,q_auto/v1790529703/bazaar-icons/b104f2f7df1a4ce6.png",
    "lastUpdated": "2026-10-26T14:32:06.448Z",
    "quality": {
      "l30DaysTotalCalls": 81,
      "l30DaysUniquePayers": 4,
      "lastCalledAt": "2026-10-26T14:32:06.165Z"
    },
    "resource": "https://api.losbeto.xyz/win-rate-verified",
    "serviceName": "Losbeto Market Intelligence",
    "tags": [
      "trust",
      "cryptographic",
      "featured",
      "crypto",
      "market-data"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Ed25519-signed performance metrics with declared methodology (heuristic signal accuracy, not audited PnL). Verifiable integrity plus explicit honesty about what the number is and is not."
}

What the leaf hashes

{"body":"570c6cc65e76654cab6a68509146148b0329168fe915272c44c23c4e5bd59963","id":278757,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793042079194068,"prev":200501,"subject":"x402_bazaar:https://api.losbeto.xyz/win-rate-verified","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. 0x390c8459217ecf25e18451066176f634c978c5d0570d7dd756998cc61ab52066
2. 0x62736398b4a93db54ebeb51857c8d415dd6b4197b4e54226132a411f50f7209f
3. 0xfee9dd50e2b9efa6388583ab4b0eacc459374bf81d88ed313975849c5129ff01
4. 0x7f50d2bcd5b94a3cbbaaa27fcaddf395d224993be393fa824df9809ad6f645ca
5. 0xd7ee7483ac2899e80e18cb9d43a997012e7b1f6d15438ded3a88c5dfe28194e1
6. 0xc3b3fc6095b6ddeb74803b838bf5b335523ad299b5fa0dfa18c775702d7e0342
7. 0xb26b2dca5365a3ff45d76a45c17e6d7d576068c42c8c2da25b230fe089418de2
8. 0x2158389797e2758c63985caebb0b0ba2dc25e352609683fc1d2eabca618ec443
9. 0x40a3e6b5548e56eda5adbd064d1ad9678e86caf61eda9e6dce2a431459fa2d73
10. 0x9f3071ed8f2d0f3fa297d8d2cbe6bc9d92b7f12cd4c3d713d5debd20d9bd5436
11. 0x04a1aa6c1d916326b08791d1568a512f10ac6aaee806ec4073570b0a6b1b64af
12. 0x18cc4431e4bbe45ee72defb9bb3318434364bf71c883055c6197fa7102ec601a
13. 0xe2214b3d6a48396930d1739b02ea366de2aac5337c9b9ff2aff28cecf6518139
14. 0x7f594f5609f388d64d3cda87b5631d393ee8300bb09bad71f150113a5886ee33
15. 0x4b52a97f7a80ff7778a702b85267b8d2e5c93ce160942656435c29ae7be68bf4
16. 0x2e6a32eb32761c210560e852405e2f865f958ddbe01027894f8b9c1b3433b9f0
17. 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae