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 - MISAMIS ORIENTAL 1 Award a ₱47.1M contract to VICENTE T. LAO CONSTRUCTIONNational agencies
Transaction hash:
41d64d58f92c97f22ae74ba9e4286b91d68e64ef0407c2f3718a2597fa885901
Status:
Included and unchanged
Block:
#4,571 1,442 blocks after it
Position in block:
Transaction 65 of 257
Award day:
Sep 17, 2021 (5 yrs 1 mo ago)
Value:
₱47,059,480.98
Project:
21KK0065
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 #4,571 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 2021 OO-1", i.e. the FY2021 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 - MISAMIS ORIENTAL 1 awarded it to VICENTE T. LAO CONSTRUCTION on 2021-09-17.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 21KK0065: 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 2022-12-06). 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 41d64d58f9…885901now …
- 2. Block Merkle root changedstored bae17236ca…5ce48dnow …
- 3. Block #4571 hash changedstored d768596357…dd585enow …
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 256 records. Each step hashes the current value together with the sibling shown.
- leaf 41d64d58f92c97f22ae74ba9e4286b91d68e64ef0407c2f3718a2597fa885901
- 01 L 413b528c1903b493e7c6029614d84c6e393a0231e4fec14ebc907f3fc042e8de
- 02 R 76028fd0361493b13a32a87cecc2f2d511fd5918f38700e637930a09b4495ee9
- 03 R f7e3b44c29fe342f3e433f5cfe2a3f066ab11414668eb8eaed331fdd31c33463
- 04 R 6f6f834c2f8d8017b94a1fabeea3b508517d425d4c2482a92a746074636fbc17
- 05 R fd02400414a686990a2e9dfd39f43599f4145ad56f389a526220d39a94236ff2
- 06 R 8c7cc43a8af803eafce205df6ded8186acc1b66b9ab4d74801b3550224bb268a
- 07 L 8ccea59d31df97b600ebda1b25b8070ecd48a38bcb190e7e2c2b928ae540d189
- 08 R 5ad9ddd62fb66de040250635342a0b527c4b53712fc8d5840cbb28be1b1974c4
- 09 R 8be93646f796a4c0b261e171775982c5d51d04886daf252f65c8993c8619fdc5
- root bae17236ca22e7bd5690413e20609ba8ecd170a454ac38b52008ae6b1e5ce48d