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 IV-A Award a ₱140.3M contract to WRC CONSTRUCTION AND GENERAL MERCHANDISENational agencies
Transaction hash:
016b698ec7cfcfe11d613624b16e0c5698b784332faa9732a76106b158817c11
Status:
Included and unchanged
Block:
#4,860 1,153 blocks after it
Position in block:
Transaction 0 of 177
Award day:
Jul 18, 2022 (4 yrs 3 mo ago)
Value:
₱140,288,317.14
Project:
22D00109
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 #4,860 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 2022 OO-1", i.e. the FY2022 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 IV-A awarded it to WRC CONSTRUCTION AND GENERAL MERCHANDISE on 2022-07-18.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 22D00109: 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 2023-05-30). 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 016b698ec7…817c11now …
- 2. Block Merkle root changedstored 7352304a74…d5f0e1now …
- 3. Block #4860 hash changedstored 036bae469a…4ea1d6now …
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 176 records. Each step hashes the current value together with the sibling shown.
- leaf 016b698ec7cfcfe11d613624b16e0c5698b784332faa9732a76106b158817c11
- 01 R 02008daceeac888a54bc70f7b4705eae641f5235b5765381a0e710da2f32fb5f
- 02 R 8377de442bd656ad2f6714bb20cceeb87e8688dcb427fb6d305a246e27ab8913
- 03 R 74d0d0cc95e91315f8fe0a0f58b4dd8a1b87620eb2c78a34c46540f4b0357a7c
- 04 R e9e29760725e1c55df8803f5aa049819075583cd2854c05944b92d2e9cdb9a93
- 05 R d15dd6462de6d90bad5ca53501de8aa933e4b1c3d3c64bb14ac9815672768568
- 06 R b44d3f268894129bdb89e964fae2e632a9ad3b95f94fc5adb19e7d1f7cd8e7ee
- 07 R 845aa20a976a1f642d06699189f6cb3e4f5fba140245567a8623d16cc280cd72
- 08 R f81306a383858e2fd2f03d3a26ab54f04ec4534fe845d633a4d61544f0868a4e
- root 7352304a74721e9d93740c57f9db55eec3e44db132b157612e12e98223d5f0e1