Evidence row 527294

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://gobagesim.com/buy"
    ]
  ],
  "name": "Go Bag",
  "owner_address": "0x87f6bdf56e54a7459e22de43dd34b48330d4ac72",
  "raw": {
    "accepts": [
      {
        "amount": "990000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 600,
        "network": "eip155:8453",
        "payTo": "0x87f6bDF56e54A7459E22DE43dd34B48330d4AC72",
        "scheme": "exact"
      }
    ],
    "description": "Prepaid travel eSIM data plans, sold per order for USDC on Base via x402. For agents buying mobile data abroad for a person's phone or tablet. 1433 single-country, regional and global plans, $0.99 to $202.99 depending on the plan picked by launch_sku_id (listed at GET /catalog). Once payment settles on-chain, the eSIM is retrievable with the order's delivery key or claim secret. This generic challenge shows the lowest price and buys nothing; the order body sets the exact price.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "delivery_entitlement": {
                "delivery_public_key_pem": "-----BEGIN PUBLIC KEY-----\n<base64 Ed25519 SPKI>\n-----END PUBLIC KEY-----",
                "mode": "delivery_public_key"
              },
              "launch_sku_id": "plan_01110f9b07b9b07a9156393f0dfa251511bdd25fb7821120c1b76b078e3c9693",
              "ordered_quantity": 1
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "fulfillment": "processing",
              "next_step": {
                "check_status": {
                  "method": "GET",
                  "path": "/orders/{order_id}/fulfill"
                },
                "retrieve_when_issued": {
                  "method": "POST",
                  "path": "/orders/{order_id}/delivery/retrieve"
                }
              },
              "order_id": "00000000-0000-4000-8000-000000000000",
              "payment": "confirming",
              "status": "SETTLEMENT_PENDING",
              "transaction": "0x<settlement transaction hash>"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "additionalProperties": false,
                  "properties": {
                    "delivery_entitlement": {
                      "oneOf": [
                        {
                          "additionalProperties": false,
                          "properties": {
                            "delivery_public_key_pem": {
                              "description": "Ed25519 SPKI public key PEM; its private key signs the eSIM retrieval.",
                              "type": "string"
                            },
                            "mode": {
                              "const": "delivery_public_key"
                            }
                          },
                          "required": [
                            "mode",
                            "delivery_public_key_pem"
                          ],
                          "type": "object"
                        },
                        {
                          "additionalProperties": false,
                          "properties": {
                            "claim_hash": {
                              "description": "Lowercase hex SHA-256 of a high-entropy secret that is presented at retrieval.",
                              "pattern": "^[0-9a-f]{64}$",
                              "type": "string"
                            },
                            "mode": {
                              "const": "claim_capability"
                            }
                          },
                          "required": [
                            "mode",
                            "claim_hash"
                          ],
                          "type": "object"
                        }
                      ]
                    },
                    "launch_sku_id": {
                      "description": "launch_sku_id of a plan from GET /catalog",
                      "pattern": "^[a-z0-9_:-]{1,80}$",
                      "type": "string"
                    },
                    "ordered_quantity": {
                      "const": 1,
                      "description": "Always 1",
                      "type": "integer"
                    }
                  },
                  "required": [
                    "launch_sku_id",
                    "delivery_entitlement"
                  ],
                  "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"
            },
            "output": {
              "properties": {
                "example": {
                  "properties": {
                    "fulfillment": {
                      "description": "processing until the eSIM is issued, then issued",
                      "type": "string"
                    },
                    "next_step": {
                      "type": "object"
                    },
                    "order_id": {
                      "type": "string"
                    },
                    "payment": {
                      "type": "string"
                    },
                    "status": {
                      "type": "string"
                    },
                    "transaction": {
                      "type": "string"
                    }
                  },
                  "required": [
                    "order_id",
                    "status",
                    "payment",
                    "fulfillment"
                  ],
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-27T08:02:36.142Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-27T08:02:35.093Z"
    },
    "resource": "https://gobagesim.com/buy",
    "serviceName": "Go Bag",
    "tags": [
      "esim",
      "mobile-data",
      "travel"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Prepaid travel eSIM data plans, sold per order for USDC on Base via x402. For agents buying mobile data abroad for a person's phone or tablet. 1433 single-country, regional and global plans, $0.99 to $202.99 depending on the plan picked by launch_sku_id (listed at GET /catalog). Once payment settles on-chain, the eSIM is retrievable with the order's delivery key or claim secret. This generic challenge shows the lowest price and buys nothing; the order body sets the exact price."
}

What the leaf hashes

{"body":"3a1cd662bbd1fed01d0ca550df73189adf800bd4b46d494f48736c6adf06a13c","id":527294,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793124796518135,"prev":458215,"subject":"x402_bazaar:https://gobagesim.com/buy","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. 0xc96799929f09e6aae748c15825a6f1229e80b862cb6c7f80167b4638d0de57e8
2. 0x3c393f7e0e2bd3e45cf262ab4a1c10954052db8269c98df32520916d9c56fb50
3. 0xe3339942a02a368b01f3692292d3d0c77b49f8194f9d25a3ede4e1c38cf37ad1
4. 0xce7e902292a34860db444734953037ea243472639eb6caa1afd27246a3e20390
5. 0x832be32bf06006e83bedf28e5e362867427a7c99aaa683211e14992098caf261
6. 0xac0dca67b1727d8d7d2cc3481fe39fed9073902aef3ca9d21413100e3126e4c2
7. 0x066d95d18ad326efcb8c99b8017fc3bdccc3fa0a4ad978870cd2caac09399c0d
8. 0x571b2723c5d71739fcdee6cda13c2464182a6e87432e551fd3d884b08edad6bb
9. 0x00b65d1a0538bc92a2a353df59d8ce46043da12e5bed7247ff9a17f4699b8de4
10. 0x4277a4824a2d736f4a1c4b1cd631817841bf312f2a5427a5e9afa71523cd9ca8
11. 0x2cf261bd2238b74a95bc8d9823ad293037abc046c04aeff157cde0c97263ed73
12. 0xd16d7e5f125e1d777c4add2d34626605aa2a6b03288469395f9c1f401de8e9e1
13. 0x938752e9acd199cd15f468392bc2dd8eefc52293e7144e30b87b241ca6b2513b
14. 0xcc49fd573532e5a29f5be4033f62a2eff71456c020bd2258312b98e95cfe301e
15. 0x969cd44e5a4e8dc3110540398fbf689659eb51df735c1cda5d8f021ef9ff5683
16. 0xa94627de1af0e823832e05a9069b304ecccb8c0cdb8f9cfc4f2039bfb9799dc5
17. 0xdf1105afdc109de3c09a98fc8a3864159ad964e6f49b635c105a27a1e1f14310
18. 0x2bf8151e5f157dd183b9de6fa00469551932a7a6e3f33a694895000ac9061197
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4