DemoFor public education only. These blocks are built by PisoScan from published PhilGEPS records to show how a budget ledger like CADENA would work. No government agency created or signed them, and this is not an official ledger. How it works
Transaction details
APITransaction action
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BOHOL 1ST ED Award a ₱3.8M contract to JJF BUILDERS AND SUPPLYNational agencies
Transaction hash:
a8d4390213aefda10a20e430e610b21dbe4c01f866b140c16b30b9c6581fa9d7
Status:
Included and unchanged
Block:
#4,394 1,619 blocks after it
Position in block:
Transaction 194 of 295
Award day:
Mar 18, 2021 (5 yrs 7 mo ago)
Value:
₱3,840,895.44
Project:
21HA0110
Full record:
Accountability
Bill Sec. 3 and 19Responsible agency:
Accountable officer:
Not stated in the source. PhilGEPS does not publish who certified the award.
Certification:
Not certified No agency signed this record. Under CADENA the accountable officer would sign it with their own key.
Demo signature:
Block #4,394 signature valid Demo key, proves nothing about the governmentPublic key
Linked records: from budget to payment
Bill Sec. 5- 1. AppropriationGAA line item · Sec. 5(b)DPWH lists the funding source as "Regular Infra - GAA 2021 LP", i.e. the FY2021 GAA. The exact UACS line is not given.Partly
- 2. Allotment releaseSARO / allotment · Sec. 5(c)(iii)Not published per project. DBM releases SAROs, but not linked to individual contracts.Not published
- 3. Cash allocationNotice of Cash Allocation · Sec. 5(c)(iv)Not published per project.Not published
- 4. Contract awardNotice of Award (PhilGEPS) · Sec. 5(d)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BOHOL 1ST ED awarded it to JJF BUILDERS AND SUPPLY on 2021-03-18.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 21HA0110: Completed, 100% physical progress.Found
- 6. PaymentDisbursement voucher · Sec. 5(c)(viii)Not published. No public source shows how much of this contract has been paid.Not published
- 7. CompletionCertificate of completion · Sec. 5(d)DPWH marks the contract "Completed" (end 2021-08-02). The certificate itself is not published.Partly
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
2 of 8 documents found, 2 partly. Under CADENA every step would be published within 7 working days and linked to this record.
Tamper test: try changing this record
DemoEdit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.
- 1. Record fingerprint changedstored a8d4390213…1fa9d7now …
- 2. Block Merkle root changedstored fbd6cb1f09…b59466now …
- 3. Block #4394 hash changedstored cfcd11109e…4dee2dnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 294 records. Each step hashes the current value together with the sibling shown.
- leaf a8d4390213aefda10a20e430e610b21dbe4c01f866b140c16b30b9c6581fa9d7
- 01 R a9088f891420fd7155f37793f8424a3638f626c9f748205a8bde262a20218e8f
- 02 L 9180e45f67fd4f2824ab92e49d01ea9f65c48529d5a78012681bde61759c4dce
- 03 R 551c37305e0d440b3d0e1c5d194ce47279f9cb60cefcfd32a049ec86fc565a5f
- 04 R 8589181d345a8770b8f6a4ac06f79dd74bb68f3ce25c7fc3efed891024a8e4cc
- 05 R 1eea73627f1adb86930ed05a46cfc06f4fe9e2ff2463ff8c161ab469d35ebbd3
- 06 R e7cd4aab0d04f4003b12d4aeb27b0fa3788d70d74c6787c5f44d530ec4346c8c
- 07 L 9e9a35f6ae9582959306e3d4c27163294d5a3c58e08bd1f8c6b39178bb87674a
- 08 L 988b75ae6cc78e88908b26f9bf6714a5e8b849f20ee354a3a9d93c06804d8974
- 09 R 5270d768ec93d6e5049e664daf791519b138403f047e273b7242df48259be32d
- root fbd6cb1f0994bd7491107f52f4379d970ba1490ccd32b570ca4f49ed08b59466