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 - CEBU 2ND DEO Award a ₱14.8M contract to APURA CONSTRUCTION CORPORATIONNational agencies
Transaction hash:
ad41005d4afd4fcd101dbad53c0036c9e2ca3fa5e7c01ffbcc8af4d6a1d348d0
Status:
Included and unchanged
Block:
#5,196 817 blocks after it
Position in block:
Transaction 308 of 467
Award day:
Jun 26, 2023 (3 yrs 4 mo ago)
Value:
₱14,834,000.00
Project:
23HE0161
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 #5,196 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 2023 CSSP", i.e. the FY2023 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 - CEBU 2ND DEO awarded it to APURA CONSTRUCTION CORPORATION on 2023-06-26.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 23HE0161: 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 2024-02-19). 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 ad41005d4a…d348d0now …
- 2. Block Merkle root changedstored b1023fa70c…febfc6now …
- 3. Block #5196 hash changedstored e8df68fc46…2a3651now …
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 466 records. Each step hashes the current value together with the sibling shown.
- leaf ad41005d4afd4fcd101dbad53c0036c9e2ca3fa5e7c01ffbcc8af4d6a1d348d0
- 01 R ae14af1371fbb9bf93a8f5bdc01c23acf034ff69c883e78bc3aa651acf6cf95e
- 02 R e8926ac1985ff9d431e76cad7ad32d0bc4ffcbb31459513212023a060f5fb056
- 03 L d09328e5c56dad27bd39e1494db78d726b05e039427cece78f754899dcdff1d6
- 04 R 3220e20d34db7cb5abf3360777589b1f270e0c1cf359918e5e35815ba6fdf01c
- 05 L b4cd7dec8b9ba3bfd0614e8e8f36b41d5fe1fe98882adf829382e1a21cf78b51
- 06 L d926a74e40f8e37f7b07e8e01040fcfc3387e78c73097fb6e7f99ec93f9933d3
- 07 R 22e8c62813f4bf11cd8702694106bd42f027e47bfb7c87d6f67d7986218fc730
- 08 R 17f770d74a26b29768375a18ba5c4a6e3e35124c38d5f4066a87bbd5f1dc7dfe
- 09 L ecea12a229476e557653bfe53a7f82ef32d15bd8e2983f18dd8f2d7117db8be3
- root b1023fa70c29913c902b7fc9cc85142b8b4dca692c976fbac43fddcc76febfc6