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 - REGION X Award a ₱18.9M contract to PREHTI CONSTRUCTION SERVICESNational agencies
Transaction hash:
4ece765d26e5c8a3d65bc65da2cc14537f96bea809c7f3f4a34ca2d6f7b914ae
Status:
Included and unchanged
Block:
#5,518 495 blocks after it
Position in block:
Transaction 146 of 435
Award day:
May 30, 2024 (2 yrs 5 mo ago)
Value:
₱18,909,673.37
Project:
24K00164
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 #5,518 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 OO-1", 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 - REGION X awarded it to PREHTI CONSTRUCTION SERVICES on 2024-05-30.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 24K00164: On-Going, 95.82% 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)No completion certificate published.Not published
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
2 of 8 documents found, 1 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 4ece765d26…b914aenow …
- 2. Block Merkle root changedstored c68a51d5aa…ae0f60now …
- 3. Block #5518 hash changedstored 5afe880727…4698cbnow …
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 4ece765d26e5c8a3d65bc65da2cc14537f96bea809c7f3f4a34ca2d6f7b914ae
- 01 R 4f6701689c04d6ec07c44aff74f5bf64dc84a4b48a793adec9b3613061902d42
- 02 L da81bab241d07b937e05e766fecbfaa5346278f64a29bfe67bad3a4c6203ac20
- 03 R cb1cc8d61145ebe9db53a5a36411705456b8bb89a9e210c4afb06e08254b4800
- 04 R d2df3f3663ea7da691d550b635ce34ff471a6753c4ed2dd2a028b0084a1543d7
- 05 L c71b42d0e1dd53730da691c0fe600974f7287329ca1fbc5bc75b1db2fac7c591
- 06 R f07eca52e07bb28bf3258061ce9c4dec5b7671a0940b8a4a77268e0b8e2973e7
- 07 R 2f3f90570b7e770d720effdc15f2f90c9b77adf76274dd029821430da9f9d08f
- 08 L 54371d4d492daec17d4eb9072bf1493074c4cbbf8148d260c65f824cb051a680
- 09 R 18ee9165f96fd0724ce3f2dcc0f22efedeb02cceab3c573eb4d5c3fd67827f02
- root c68a51d5aa7554822c06ff2e2681acb81fcd1a89a5de29f9dffb2ef55cae0f60