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 XII Award a ₱184.2M contract to VICENTE T. LAO CONSTRUCTIONNational agencies
Transaction hash:
76772ff8f28fd4bac94df85b436632af01e46abeaccc77eb05a69335f8cc0c56
Status:
Included and unchanged
Block:
#2,767 3,246 blocks after it
Position in block:
Transaction 58 of 123
Award day:
Jun 17, 2016 (10 yrs 4 mo ago)
Value:
₱184,191,196.29
Project:
Construction Project
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 #2,767 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 2016 MFO-1", i.e. the FY2016 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 XII awarded it to VICENTE T. LAO CONSTRUCTION on 2016-06-17.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 16M00024: 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 2018-09-30). 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 76772ff8f2…cc0c56now …
- 2. Block Merkle root changedstored f49d4c71df…9916b2now …
- 3. Block #2767 hash changedstored a58a97fd6a…66e38enow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 122 records. Each step hashes the current value together with the sibling shown.
- leaf 76772ff8f28fd4bac94df85b436632af01e46abeaccc77eb05a69335f8cc0c56
- 01 R 77119c5f766e8e72c474a22f36fc47daf5aa038338ef2febc6faf20bc6316f66
- 02 L 6e793900cf4ff1247795fc8aa7af65d3270008d5f0fbd7519078ae5d8be710da
- 03 R fcc874d8291b7ee8023d4756e23a1b66726d28f763930c711d2d49e0fc5a6044
- 04 L 966e39313069e63856292946f92a85d536b7cd5e71ba013523048e05ea0ad58b
- 05 L 10022515aceb5fa115f89fd603a1868d0a7ea15c0ccae2915953720536a2fbd6
- 06 L 8b7bce80f9ce94789ec1be1fad96b51776be6d20eaaee4638c7589caa1f96e8a
- 07 R 5c6937eb2388e9e08d609658ef3be45acb50f0e9f0d12878617a912b1061daa3
- root f49d4c71df92517de8eff7e2801f48dc40b792b107924c0ee91e39e5d59916b2