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 - APAYAO 1ST DEO Award a ₱13.1M contract to E.C.V. CONSTRUCTIONNational agencies
Transaction hash:
6019d2c0edcda2e6daf41c6a9cb5c487b169c329d2e4035ef562d00dcc4c7581
Status:
Included and unchanged
Block:
#4,248 1,765 blocks after it
Position in block:
Transaction 64 of 195
Award day:
Oct 12, 2020 (6 yrs 1 mo ago)
Value:
₱13,095,355.67
Project:
Construction Projects
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 #4,248 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 2020 OO-1", i.e. the FY2020 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 - APAYAO 1ST DEO awarded it to E.C.V. CONSTRUCTION on 2020-10-12.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 20PB0001: 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 2021-08-10). 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 6019d2c0ed…4c7581now …
- 2. Block Merkle root changedstored 51ca5a9a6c…f1aa21now …
- 3. Block #4248 hash changedstored 159b94a62f…203d59now …
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 194 records. Each step hashes the current value together with the sibling shown.
- leaf 6019d2c0edcda2e6daf41c6a9cb5c487b169c329d2e4035ef562d00dcc4c7581
- 01 R 610dce08ad73a9aa7a043975490c28ab1b8f82474facb8b8ffdb818f43d8b450
- 02 R e5e0e6d034dd0db1f5d29c8bfefc554571b79db0286e36790f91e737e7db1834
- 03 R dc46aa14bffcf54c53dd692c71d4599d6159fd737fef2b66640b8ff53530f35d
- 04 R 3d0768180a7cc59078c8d4baa6518caf4a14e8f89c41b8d4f6f1630111c1e814
- 05 R ad060cc2cfb2b09bbe65866c822efd13a5f3104dc12f030d54413ea251a9748d
- 06 R 25526dc86c3925fb6bbf2dd2306dc42f0d0df37c7bf32a0de43e0b0d9783c7a5
- 07 L 4248032a13611b994d2f75c0bf709dd89337a6ca1f7c2ab8c54edcda963cddee
- 08 R 921349a778ce66b9e485a8c51a44412e6cfa163ebef3aafa9671809c50158dfc
- root 51ca5a9a6c608f55093af42a871894accb768e8b39c04d0826eacbed55f1aa21