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 - LAS PINAS- MUNTINL Award a ₱2.9M contract to DAVHEZ TRADING & CONSTRUCTIONNational agencies
Transaction hash:
bc8b30de90a32ffd0bbe334097f9b41699423f7ae77a4bb353d06df511f8df61
Status:
Included and unchanged
Block:
#5,546 467 blocks after it
Position in block:
Transaction 438 of 589
Award day:
Jun 28, 2024 (2 yrs 4 mo ago)
Value:
₱2,925,193.08
Project:
24OI0142
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 #5,546 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 - LAS PINAS- MUNTINL awarded it to DAVHEZ TRADING & CONSTRUCTION on 2024-06-28.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 24OI0142: On-Going, 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)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 bc8b30de90…f8df61now …
- 2. Block Merkle root changedstored 14b4dfc786…08e176now …
- 3. Block #5546 hash changedstored f7f72ec680…8d5175now …
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 588 records. Each step hashes the current value together with the sibling shown.
- leaf bc8b30de90a32ffd0bbe334097f9b41699423f7ae77a4bb353d06df511f8df61
- 01 R bd947217128a17d888770b3b9897f1ac334f69b9d786cadd1ff8947a1a517640
- 02 L 6547f2dead9b8e31a3071fdba4eb250515d1cc9e7d7ebf80da8e3a08859678f6
- 03 L e1ea49f3bdad8433cf68b3c868d72849b9c4af5a3efe2a9598212347ec76ffa8
- 04 R 34c1e326ab9e423d8faaa54798d9659c229789709084d259bfbd5380dd301ba1
- 05 L 21d14368d889065e6faaeab0e7ff6a4e8651da9e7b29cc0e8e613ea3a4da75f3
- 06 L 55ee9d136844d9ab092f2d1fdaa3ca6c436ccef4adb3616825f0b9bd05799b30
- 07 R 539f00a764a38ad3b9f436bc25ba7cfe0533c916793c7139bcfb6b61502efb27
- 08 L 1c671c296e6f2465f0573d28b4dfb1d6a3d7be6ff35164e1f630858e82819340
- 09 L cab1fcee8e8553fa399c427df4246b15179f1c6a8b528178cde9db3680595ac8
- 10 R b72f1e6706b0a7f9ac97f1711312a45e2ea513d00022176df469483bc09935c3
- root 14b4dfc7862f12e4d9b2661b9f532fba5b4591a9468e8e27c97ff27e7108e176