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 - QUEZON 1ST ED Award a ₱1.9M contract to ZELAN CONSTRUCTION AND SUPPLY INC.National agencies
Transaction hash:
40adefd20191eaeb7693fbf01786311963ec52b64fa529603bbb38c40cfb85a6
Status:
Included and unchanged
Block:
#5,567 446 blocks after it
Position in block:
Transaction 78 of 309
Award day:
Jul 19, 2024 (2 yrs 3 mo ago)
Value:
₱1,920,446.79
Project:
24DK0147
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 #5,567 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 2024 SSP", i.e. the FY2024 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 - QUEZON 1ST ED awarded it to ZELAN CONSTRUCTION AND SUPPLY INC. on 2024-07-19.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 24DK0147: 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 2024-10-28). 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 40adefd201…fb85a6now …
- 2. Block Merkle root changedstored 4a5c5946d2…700669now …
- 3. Block #5567 hash changedstored ddcb7cab53…2157b5now …
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 308 records. Each step hashes the current value together with the sibling shown.
- leaf 40adefd20191eaeb7693fbf01786311963ec52b64fa529603bbb38c40cfb85a6
- 01 R 40e67a936ba2d73e15cf8b493e162e67a529921a334f4323ba0ecab3c7a43007
- 02 L 6b86d8748e8ae206cf8910b4532954b3133a70c42c35a9bb9eaacaf495bcbf70
- 03 L 3a2490ec4a4d7687c64816f60782096262e210caf9dae8923c021610c8e74bed
- 04 L 8d25a29520fcc3be2db9441f782d212e06aacf722e6b9ad5339d7c23b22b9054
- 05 R 061eb06a42ef482bbb26b2ec8f58dccd711e8379f035b35e916fb686f7454092
- 06 R d3d6a670ecc109f6501c4b428896d3f2ccd00bc69523cf2d2907c23d8e87fabf
- 07 L c3d31936a6c6f018b34abdec88c051f8e61cd3fca5b958fd0c13f5b519d25fec
- 08 R 376f17160c9caf8ea9253fdf5372404d934d569f2e0c53e60a0eae434da749fa
- 09 R 3e256d73bc454d8b848cbd61e8c156a13837ed19853043eaa152c1ff0b230dad
- root 4a5c5946d21ba595dc12554b6977c5e7c7697b4f1561150012284b1c48700669