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 - LANAO DEL NORTE 1S Award a ₱4.5M contract to AMSCON BUILDERS AND ENTERPRISESNational agencies
Transaction hash:
2d6cd44e810cf63cfcf425cc20c911aa09252e2115567f8a59ca4f69c4c67bc8
Status:
Included and unchanged
Block:
#5,108 905 blocks after it
Position in block:
Transaction 110 of 702
Award day:
Mar 30, 2023 (3 yrs 7 mo ago)
Value:
₱4,492,996.25
Project:
23KF0088
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 #5,108 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)The award does not say which budget line pays for it.Not published
- 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 - LANAO DEL NORTE 1S awarded it to AMSCON BUILDERS AND ENTERPRISES on 2023-03-30.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)No matching DPWH contract record (only DPWH contracts are listed with progress).Not published
- 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)No completion certificate published.Not published
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 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 2d6cd44e81…c67bc8now …
- 2. Block Merkle root changedstored 7bb3349dd5…f9085bnow …
- 3. Block #5108 hash changedstored fe03b670e8…3fa06fnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 701 records. Each step hashes the current value together with the sibling shown.
- leaf 2d6cd44e810cf63cfcf425cc20c911aa09252e2115567f8a59ca4f69c4c67bc8
- 01 R 2e024d67b4159274e1f899ae7dbab736512e3fb82c13ba597f2edd5e590cf555
- 02 L fe6377668b11f8b9c84061b22341b1f161a83a2d53af932579bd37e391901f62
- 03 L fdb57cad675b6d68ce75b352b1ee2a1760397f3c874720b31ba179e4a849c7f3
- 04 L 499d15eabfe13ab6876f751c0e63860b162744562fc679638083029f56b2416a
- 05 R b2ffe6a7c3cd98b93641fe5ea9c1ce4286f31372704b10215cec528b484ccc6a
- 06 L 531e15bce3bf4e7e8dc4dc46c515eff5946320ecd604e12de0b242cfb70ba5ad
- 07 L 678a64af1f18e1d42d80ad8a92901256aec094a826ef1a14f6e9f6f30a627f62
- 08 R 4317b22c2ec6194828f29db5fd912fd66595cdf335d4754d3d7c71b57f2613da
- 09 R 3226acff67912fa44503dd701fc1dda8c5ae6387cb75887a0c205da823bcf7c6
- 10 R 3c0233d7427cf0134ebbf824f721368dd848f8653b8b5f01d4379fda8b2e33ed
- root 7bb3349dd5a31b86a7f93c1620829611e5d7a48d5c7f41636be0ce518df9085b