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 - ILOCOS SUR 2ND DEO Award a ₱19.2M contract to MRK-SQUARE CONSTRUCTION AND SUPPLYNational agencies
Transaction hash:
dd7bbc3161c4f4ce84c8d12caa9dc4eb0d2e63b523d27fa3c7fd9c3616a09a67
Status:
Included and unchanged
Block:
#5,464 549 blocks after it
Position in block:
Transaction 323 of 374
Award day:
Apr 4, 2024 (2 yrs 7 mo ago)
Value:
₱19,203,924.66
Project:
24AD0052
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 #5,464 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 - ILOCOS SUR 2ND DEO awarded it to MRK-SQUARE CONSTRUCTION AND SUPPLY on 2024-04-04.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 24AD0052: 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 2024-08-10). 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 dd7bbc3161…a09a67now …
- 2. Block Merkle root changedstored 2732aff85f…669712now …
- 3. Block #5464 hash changedstored 2b401eb2a6…1ff4adnow …
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 373 records. Each step hashes the current value together with the sibling shown.
- leaf dd7bbc3161c4f4ce84c8d12caa9dc4eb0d2e63b523d27fa3c7fd9c3616a09a67
- 01 L da0d524dc348146df91920bbea0c8cab0e2788201382b831aa4fe0d2e4a44004
- 02 L 1f5af4d8ca2913e0a73818f24092f45244e6d60164e8529d4f79a3a5e87d5817
- 03 R d0084a83786a2364c1587e6e78cddfaf0934093c7560b13cad006472b76f57c0
- 04 R ad5fc1eb9fb77523165d2720096ee9bac8bf664a9d83eaba7eb77c12171c9b1f
- 05 R 22b5868e69a556e19a1a84bcf5c239dceede07f08bc76a107b5ead52d98c3182
- 06 R 3fca7182d191d21944fa1943168c166f77ac450ab1154ffa9813cb1e707e9444
- 07 L abfa990d3af144f2b431695ac06d685bb3b31a271ef21457b2d6bdffe5827648
- 08 R 20289543261b6354a28832cfec91ebc0dbab0e9ab8a05e8d4c4de096de89bbc2
- 09 L cdd50998fdf1423298e947e29a6c30059b75319359c5a5c33a68c9ba56a95229
- root 2732aff85f8e371b21da104d25171580128f8ec15d4d752378f68cffed669712