Evidence row 547821

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://pumpdata.fun/baserate"
    ]
  ],
  "name": "pumpdata",
  "owner_address": null,
  "raw": {
    "accepts": [
      {
        "amount": "5000",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "D6ZhtNQ5nT9ZnTHUbqXZsTx5MH2rPFiBBggX4hY1WePM",
          "name": "USDC"
        },
        "maxTimeoutSeconds": 120,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "BrYj2PMe2YLpEYnUkUDm5B5age2zTp3chWJr2hoAmG5S",
        "scheme": "exact"
      }
    ],
    "description": "pump.fun base rate for Solana memecoins: how many coins first traded inside a market-cap band (e.g. $15k-28k) in a window and the share that reached 2x, 5x, 10x, 20x within 3 h, dead coins counted, from every pump.fun trade ever ($0.005). Use before an alpha call or a buy to say how often coins like this one paid. Yesterday's bands are free at GET /public/baserate.json; for a coin's buyers POST /wallets, for its deployer GET /launch/{mint}.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "band": "15k-28k",
              "from": "2026-10-16T00:00:00Z",
              "to": "2026-10-17T00:00:00Z",
              "venue": "any"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "band": "15k-28k",
              "crossed": 2059,
              "from": "2026-10-16T00:00:00Z",
              "median_peak": 1.464,
              "peak_within_s": 10800,
              "per_day": 2059,
              "reached": {
                "10x": 0.051,
                "20x": 0.02,
                "2x": 0.343,
                "5x": 0.112
              },
              "to": "2026-10-17T00:00:00Z",
              "venue": "any"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "headers": {
                  "additionalProperties": {
                    "type": "string"
                  },
                  "type": "object"
                },
                "method": {
                  "enum": [
                    "GET",
                    "HEAD",
                    "DELETE"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "band": {
                      "description": "market-cap band in USD, e.g. 15k-28k; edges snap to 5k,10k,15k,20k,28k,40k,60k,100k,250k,1000k",
                      "type": "string"
                    },
                    "from": {
                      "description": "window start, ISO 8601",
                      "type": "string"
                    },
                    "to": {
                      "description": "window end, ISO 8601; at most 31 days after from (split a longer window); a window ending under 3 h before the data's as-of (X-Data-As-Of) is cut there",
                      "type": "string"
                    },
                    "venue": {
                      "description": "default any",
                      "enum": [
                        "curve",
                        "pool",
                        "any"
                      ],
                      "type": "string"
                    }
                  },
                  "required": [
                    "band",
                    "from",
                    "to"
                  ],
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method",
                "queryParams"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-27T14:01:49.365Z",
    "quality": {
      "l30DaysTotalCalls": 22,
      "l30DaysUniquePayers": 6,
      "lastCalledAt": "2026-10-27T14:01:49.073Z"
    },
    "resource": "https://pumpdata.fun/baserate",
    "serviceName": "pumpdata",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "pump.fun base rate for Solana memecoins: how many coins first traded inside a market-cap band (e.g. $15k-28k) in a window and the share that reached 2x, 5x, 10x, 20x within 3 h, dead coins counted, from every pump.fun trade ever ($0.005). Use before an alpha call or a buy to say how often coins like this one paid. Yesterday's bands are free at GET /public/baserate.json; for a coin's buyers POST /wallets, for its deployer GET /launch/{mint}."
}

What the leaf hashes

{"body":"5b7c2a234c6ff4f1a467e1bf7db65900157eb93d649faea0272114e5a5496f49","id":547821,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793133216071028,"prev":526655,"subject":"x402_bazaar:https://pumpdata.fun/baserate","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-27 (273461 rows).

1. 0x423dc5ee04d534b303335e3a7361a7b325a55396f27bd43691887a0ef3fad13a
2. 0x82f92742a2069de82da26ab3f26e954ffd3e02952da6dbd6efd5ab76c69f3f23
3. 0xdbbce8e76cd93d9ad5963b8f411e7f18aa1aa6c5f7143558de81ab1b5aa9e2a9
4. 0x9f57ce65bc744ac4f56b31eeb87cc9b598991a50695a3a01a36f63a4437a036c
5. 0x5b39cdfbf2c90d12df65b50fa5f6b322f14bf4f8547e7d2f4083027d1364e4e7
6. 0xee8ee39430c0e7c9332c75ed5c93842f0fdde2e910082365c95a7566f43bcbc6
7. 0xd7738ae827e6f3b8f3ff5ec8a8a3583733cbb735b90406c5b9561420be677d0a
8. 0xd5467b1d4a9397cbf37c0be41e5179e0f58a882a1d9528471582537c4bf5ed25
9. 0xa1a0779fb4e0c65449fe58f06f957fd730a1a5511873c9c11012844682611364
10. 0x78b251d669b352b039d8a8fe3f8f2225795af189202ef7d7076eec47144953e9
11. 0xfd91625eaaf9a70c689df6148f05bf46a5b16da2b57967e1e74462f5e514be57
12. 0xc897d71d9632ce913abe93619ab42cfbeb45fae1da80e2533fb77a3b950138a9
13. 0x4b4a1e815a33d351cc45dfa35f97aef5faf461590a54756a40dc36a0bbabf04b
14. 0x1de9caca1fa6dbbe090ee48dad5f962bbfd09856fd897edc8c3c110272d35c56
15. 0x2c117b27721eea45f6590fbccb471d21a7b0b079a53f089ecb300c63bdb3aebf
16. 0x3ed50f053eca72dfd3a9d45a11935240bfe691e57835c367ddebe2cbc49efe9d
17. 0x0e01aa9525097570a6edaf32bfc959de57bf5c24317cf10c0716affea85ca60d
18. 0xa20d48798a34aba12eb9c7297722982d910f06c148f5e27ac59307422964a585
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4