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Evidence row 120183

Observed , by baseline/1.

Kind
listing
About
source_record x402_bazaar:https://saylorinnovations.com/api/kb/makefile-pitfalls-tabs-phony-dollar-shell-pipefail
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
1aeed1f2060faf1dbc083597d393bbff327943c480590e97bd6c168c3c8fde70
Leaf
0xae6f3eea1eea26249a54d6aa6b383e1440ce4e266cc64fc4ce748a10feb4ee29

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://saylorinnovations.com/api/kb/makefile-pitfalls-tabs-phony-dollar-shell-pipefail"
    ]
  ],
  "name": "Saylor Innovations Guide Library",
  "owner_address": "0xa2a8df0f7caabea4e120a2568118f141569fc8aa",
  "raw": {
    "accepts": [
      {
        "amount": "10000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "assetTransferMethod": "eip3009",
          "facilitatorOnly": true,
          "memo": "saylor:makefile-pitfalls-tabs-ph",
          "name": "USD Coin",
          "note": "Base settles through an x402 facilitator. Send payload.signature and payload.authorization (EIP-3009); there is no self-submitted path on this network.",
          "version": "2"
        },
        "maxTimeoutSeconds": 120,
        "network": "eip155:8453",
        "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa",
        "scheme": "exact"
      },
      {
        "amount": "10000",
        "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
        "extra": {
          "assetTransferMethod": "eip3009",
          "facilitatorOnly": true,
          "memo": "saylor:makefile-pitfalls-tabs-ph",
          "name": "USD Coin",
          "note": "Polygon settles through an x402 facilitator. Send payload.signature and payload.authorization (EIP-3009); there is no self-submitted path on this network.",
          "version": "2"
        },
        "maxTimeoutSeconds": 120,
        "network": "eip155:137",
        "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa",
        "scheme": "exact"
      },
      {
        "amount": "10000",
        "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
        "extra": {
          "assetTransferMethod": "eip3009",
          "facilitatorOnly": true,
          "memo": "saylor:makefile-pitfalls-tabs-ph",
          "name": "USD Coin",
          "note": "Arbitrum settles through an x402 facilitator. Send payload.signature and payload.authorization (EIP-3009); there is no self-submitted path on this network.",
          "version": "2"
        },
        "maxTimeoutSeconds": 120,
        "network": "eip155:42161",
        "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa",
        "scheme": "exact"
      },
      {
        "amount": "10000",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "BENrLoUbndxoNMUS5JXApGMtNykLjFXXixMtpDwDR9SP",
          "memo": "saylor:makefile-pitfalls-tabs-ph",
          "reference": "9i5LBx5wvfxjG6pcHMDb6XJJBSU64g8ZHskHmkFchTnx",
          "session": "eyJhcnRpY2xlSWQiOiJtYWtlZmlsZS1waXRmYWxscy10YWJzLXBob255LWRvbGxhci1zaGVsbC1waXBlZmFpbCIsInJlZmVyZW5jZSI6IjlpNUxCeDV3dmZ4akc2cGNITURiNlhKSkJTVTY0ZzhaSHNrSG1rRmNoVG54IiwicmVjaXBpZW50IjoiN0xTamZySmY4Zk5zQjhWQTl1N04zV0VuMjVzbVFMcG9iM1N2eVV2WGFjeTciLCJtaW50IjoiRVBqRldkZDVBdWZxU1NxZU0ycU4xeHp5YmFwQzhHNHdFR0drWnd5VER0MXYiLCJtaW5BbW91bnQiOjEwMDAwLCJleHAiOjE3OTI4NDAxNjQ2NTZ9.CGnk8o_8E8jw2kRynCHT7ETA1XIp71vWIxXqXOBTsI8"
        },
        "maxTimeoutSeconds": 120,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7",
        "scheme": "exact"
      },
      {
        "amount": "10000",
        "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB",
        "extra": {
          "feePayer": "BENrLoUbndxoNMUS5JXApGMtNykLjFXXixMtpDwDR9SP",
          "memo": "saylor:makefile-pitfalls-tabs-ph",
          "reference": "6FyxEpvMoev4y2XU6qfMEdvBJkt5nz7uhbEhBzQijsno",
          "session": "eyJhcnRpY2xlSWQiOiJtYWtlZmlsZS1waXRmYWxscy10YWJzLXBob255LWRvbGxhci1zaGVsbC1waXBlZmFpbCIsInJlZmVyZW5jZSI6IjZGeXhFcHZNb2V2NHkyWFU2cWZNRWR2QkprdDVuejd1aGJFaEJ6UWlqc25vIiwicmVjaXBpZW50IjoiN0xTamZySmY4Zk5zQjhWQTl1N04zV0VuMjVzbVFMcG9iM1N2eVV2WGFjeTciLCJtaW50IjoiRXM5dk1GcnphQ0VSbUpmckY0SDJGWUQ0S0NvTmtZMTFNY0NlOEJlbndOWUIiLCJtaW5BbW91bnQiOjEwMDAwLCJleHAiOjE3OTI4NDAxNjQ2NTZ9.hPvRIhPt1bl1ZJTKzLbkdlyNsmJ7GvkE7q4XWMI6jkE"
        },
        "maxTimeoutSeconds": 120,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7",
        "scheme": "exact"
      },
      {
        "amount": "95462",
        "asset": "So11111111111111111111111111111111111111112",
        "extra": {
          "memo": "saylor:makefile-pitfalls-tabs-ph",
          "native": true,
          "note": "Native SOL: send lamports with a system transfer, not an SPL transfer. Price is quoted live and this quote expires in 120s.",
          "quotedLamports": "98415",
          "reference": "J5MUZuZqcCAqhPRy8uGXqp8o2XD5YvUuG45fzX8xSsEV",
          "session": "eyJhcnRpY2xlSWQiOiJtYWtlZmlsZS1waXRmYWxscy10YWJzLXBob255LWRvbGxhci1zaGVsbC1waXBlZmFpbCIsInJlZmVyZW5jZSI6Iko1TVVadVpxY0NBcWhQUnk4dUdYcXA4bzJYRDVZdlV1RzQ1ZnpYOHhTc0VWIiwicmVjaXBpZW50IjoiN0xTamZySmY4Zk5zQjhWQTl1N04zV0VuMjVzbVFMcG9iM1N2eVV2WGFjeTciLCJtaW50IjpudWxsLCJtaW5BbW91bnQiOjk1NDYyLCJleHAiOjE3OTI4NDAxNjQ2NTZ9.MF0MLhiZZs8YJccwmWI_ZfemA7vNiKWSx5SSVym1rig",
          "solUsdPrice": 101.61
        },
        "maxTimeoutSeconds": 120,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7",
        "scheme": "exact"
      }
    ],
    "description": "Fix Makefile problems - missing separator tabs, .PHONY targets, $$ for shell vars, cd not persisting, pipefail, variable precedence",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "type": "http"
          },
          "output": {
            "example": {
              "body": "Reproduced with GNU Make 4.3: missing separator error, a test directory making test up to date, .PHONY, $HOME losing characters, cd not persisting across recipe lines, failed recipes stopping, - ignoring errors, variable precedence and pipefail.",
              "c": "Self-Hosting & Infra",
              "id": "makefile-pitfalls-tabs-phony-dollar-shell-pipefail",
              "t": "Makefile Pitfalls: Missing Separator, .PHONY, $$ vs $, One Shell per Line and Silent Pipe Failures"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "properties": {
                    "body": {
                      "description": "Main body text",
                      "type": "string"
                    },
                    "c": {
                      "description": "Category of the guide",
                      "type": "string"
                    },
                    "id": {
                      "description": "Identifier of the record",
                      "type": "string"
                    },
                    "license": {
                      "description": "License identifier",
                      "type": "string"
                    },
                    "price": {
                      "description": "Price",
                      "type": [
                        "number",
                        "null"
                      ]
                    },
                    "t": {
                      "description": "Title of the guide",
                      "type": "string"
                    }
                  },
                  "required": [
                    "id",
                    "t",
                    "c",
                    "body"
                  ],
                  "type": "object"
                },
                "type": {
                  "const": "json",
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "iconUrl": "https://res.cloudinary.com/bdb-prod/image/upload/c_fill,ar_1:1,w_256,h_256,f_auto,q_auto/v1791811517/bazaar-icons/bc5e2b3d111ebbef.jpg",
    "lastUpdated": "2026-10-24T11:07:24.687Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-10-24T11:07:24.513Z"
    },
    "resource": "https://saylorinnovations.com/api/kb/makefile-pitfalls-tabs-phony-dollar-shell-pipefail",
    "serviceName": "Saylor Innovations Guide Library",
    "tags": [
      "make",
      "makefile",
      "build",
      "devops",
      "shell"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Fix Makefile problems - missing separator tabs, .PHONY targets, $$ for shell vars, cd not persisting, pipefail, variable precedence"
}

What the leaf hashes

{"body":"1aeed1f2060faf1dbc083597d393bbff327943c480590e97bd6c168c3c8fde70","id":120183,"kind":"listing","method":"baseline/1","observed_us":1793025617460777,"prev":null,"subject":"x402_bazaar:https://saylorinnovations.com/api/kb/makefile-pitfalls-tabs-phony-dollar-shell-pipefail","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (296695 rows).

  1. 0xae6efa314cab80b31ef0fb155ab0c6f4f14ee09324c42909f647d952e06f0b6a
  2. 0xf936edd61a780d53618975b40ed63ecb9ff20d9516bdda50c994ddd8b4731a4c
  3. 0x82c00beb8ea2278cf2990ed97d916bd4dbdbb1b81bd5b0690911ea4319d266d3
  4. 0x452257b223b13bed0fc859aad54e328e3c114fdb1ce1f0a3f0a77f26e7bddcd7
  5. 0x015c3b469d2ff723113270ca5db8103af76455d2074b2f64e3ef119e96f61e06
  6. 0x9443c5a528049f8ce6d821d72a7bf61fe381faf9f7b3d842a434e26e5c4383c9
  7. 0x0b4d7ec296f64740bceb4ffff31268f4c5ed009221d1b02298a6ada4095378fd
  8. 0x9cc2757463bcb205bec05a7ad6c2b0cb69e87b419f0bf620ec69c771055b404f
  9. 0x0842d8c43250cebd4530846eeaffcf2aa2299fb599d085da998ee4163e96d607
  10. 0xc5e28a96a833c7f6f25661bd128ed0a3708d099cd3594f653200c1fee17d99d4
  11. 0x3ed84d9e7fe1a3a53a5614d97b48e393d726ca06109e83696375afe5ad01fd8f
  12. 0x51f06c175a7c946ebe50ef243d6f9370a8fe85c996e53eff19ffcc4585ea8c18
  13. 0xe292b5a99219f136bce6647ce74b21240a1c7331d2475b1839220fd363c94217
  14. 0x3b4dba7d874fc323b0a364140a9c60f37bf547fe671897653118a9873fe03420
  15. 0x1a74ed3b3756b9cd946da49701bcec120ec88645013da99fa9eea60b39e1a570
  16. 0x123ec8bee20ddc55223eeef5a4f4d6c4b6416515adbb911c56759f5cde56e452
  17. 0xd0651cb9bc8155eb52b5247d506e74b8a935057dc190ba52091702ac25ed3a40
  18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
  19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
Day root
0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
Chained
0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
Published
On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae

How to check it · This row as JSON