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 - AURORA DEO Award a ₱4.8M contract to ZF CONSTRUCTIONNational agencies
Transaction hash:
c0f36602d2fa7d9df92e4576d1c14a7b092537abc804fbc2480d359933c9512f
Status:
Included and unchanged
Block:
#4,733 1,280 blocks after it
Position in block:
Transaction 327 of 435
Award day:
Mar 1, 2022 (4 yrs 8 mo ago)
Value:
₱4,758,510.98
Project:
22CN0142
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 #4,733 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 2022 CSSP", i.e. the FY2022 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 - AURORA DEO awarded it to ZF CONSTRUCTION on 2022-03-01.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 22CN0142: 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 2024-01-10). 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 c0f36602d2…c9512fnow …
- 2. Block Merkle root changedstored 9788dea2a8…2ccba4now …
- 3. Block #4733 hash changedstored 7017719c82…859784now …
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 434 records. Each step hashes the current value together with the sibling shown.
- leaf c0f36602d2fa7d9df92e4576d1c14a7b092537abc804fbc2480d359933c9512f
- 01 L bf53fa3255edfad4d987d35bae40cf28d6ce8ace303aa87fd23ddacb7f0e5e5b
- 02 L 42b15400841d20a6999c71d3fc79f8e7f2ce8a20f8287185bc824189034fd68b
- 03 L 6b49813832409b8971f6f523a1e8b7db88fcab8f91a201875b02db5d23386e98
- 04 R 01f8859459e035c1c5fdbd6b1d3a22c9250ab6c0b3b738558b3f6b8c6a505a19
- 05 R 1dda163e240789c340f57d924a8e811137b626b38da17a3eeac34252ee3c325c
- 06 R b11bbb924074737eab4574d271afe4422b3421dc6c3361ad9ee506bd1c33201d
- 07 L 149bebe662ca1897902aa9e56dc0c3306019e68d6b445ba30bdba2aa990cf294
- 08 R 5fffa848d4c967a9fb5e686d432c73f7520ad13c690fa71e8a1a47f793571d87
- 09 L 8a9d4b06400db28a0aadf781c6dafb60d829a1eca3fe57559b1c5a0394a5ece1
- root 9788dea2a8e07e71cb64d065d828b7ff8680eaf7e9a10c65e7c8bb98122ccba4