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 - QUEZON 3RD ED Award a ₱76.0M contract to WAWAO BUILDERSNational agencies
Transaction hash:
68ca7da8dd44abcd9282c2efe144a87b03a0d56de7337d318eb9f45f80fe9542
Status:
Included and unchanged
Block:
#5,509 504 blocks after it
Position in block:
Transaction 126 of 318
Award day:
May 21, 2024 (2 yrs 5 mo ago)
Value:
₱75,999,500.60
Project:
24DM0135 - Construction of Flood Control Structure
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 #5,509 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-2", 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 - QUEZON 3RD ED awarded it to WAWAO BUILDERS on 2024-05-21.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 24DM0135: 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 2025-02-11). 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 68ca7da8dd…fe9542now …
- 2. Block Merkle root changedstored 98bf95f493…6bb907now …
- 3. Block #5509 hash changedstored f88143fa9d…ce6b28now …
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 317 records. Each step hashes the current value together with the sibling shown.
- leaf 68ca7da8dd44abcd9282c2efe144a87b03a0d56de7337d318eb9f45f80fe9542
- 01 R 68fc8b77465000275bf4be2e08044fc4d8242b84872e283a1299bfee1e4c7b98
- 02 L 04b832d73bec5e49ab2f8d852499d606736c313445613fb35affcccd7127ea1c
- 03 L 1240c528e12e2141f5327cfff6910a31cf87fed23ead8fbd63a9a22c3542a622
- 04 L 5e6d85e56619cc6d97a8098f4fc8e230ff8d1af7c73ee79d5fb34c2c2a6f95e5
- 05 L ae1c7bf1d45f760db6192d04290d94a0a243012d9b85df46231ea65c5bbeae45
- 06 L 7e282121334885a616264fd45ad4578c54fcd1540cefc672e4598f58aaeca885
- 07 L db0d43158ee6fca0030fc340ffc389973962b85468c959b8bde1c992ee9e4ab0
- 08 R bd67b30144e5d940cb4d89840ae70a04af156679354c1b315aa217abd06c056c
- 09 R 47d5a4dfdce6506e9bb98aaa6526867c763e4dcd4f29bc77b444ef664a7f1754
- root 98bf95f493dda351d1181428530caca4e7aaf57051ffd99fcf325ec09a6bb907