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 - ABRA ED Award a ₱25.8M contract to TUQUER BUILDERSNational agencies
Transaction hash:
ed5b69c2230cb3112ff70d0e7e41aaf9d5fffb34e5abb217272e6cf811f3a883
Status:
Included and unchanged
Block:
#5,203 810 blocks after it
Position in block:
Transaction 220 of 241
Award day:
Jul 4, 2023 (3 yrs 4 mo ago)
Value:
₱25,833,656.73
Project:
22PA0369
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 #5,203 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 - ABRA ED awarded it to TUQUER BUILDERS on 2023-07-04.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 ed5b69c223…f3a883now …
- 2. Block Merkle root changedstored 1c7012a4d0…79fb4fnow …
- 3. Block #5203 hash changedstored 911aa16062…d39cc0now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (8 steps)
How this one record is tied to the block's Merkle root, without needing the other 240 records. Each step hashes the current value together with the sibling shown.
- leaf ed5b69c2230cb3112ff70d0e7e41aaf9d5fffb34e5abb217272e6cf811f3a883
- 01 R ed64990332bee2828128590446ec15a3f692072643532c59bea92fcb4f1cdb90
- 02 R 8dbd69931c0304714aa4c825a4db3ef65f57eb295c61873092b7d3e9e9731659
- 03 L 59d9375bbc292e272b8f78c1a0a34f4239410ca7263635dbb6b16ffbb649a8d3
- 04 L dccf8e29adf803549a3cdfd4e400cfdb0cf789613b50eb8fd9c3dcad28041982
- 05 L bc68c5c8717be10440c0af9cf4121ae23061f36c44599e4059ffbdd90aaed115
- 06 R f4efd1c2f4c611483ff8f7332a4209e44d3b55c6fad1413ff8975ca205b62f16
- 07 L 8ce7ec6bd697c12805f877c1046c12dfd5ac019aed2562ceebea1b0ed5244224
- 08 L 78e2925c21c2413444e60c3ce11f1c1580bedd67b326edee06f6dbe44b3dae3e
- root 1c7012a4d0752ef9f4b5dffc31526551c06406580ead2b907a2573dc7979fb4f