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 - KALINGA DEO Award a ₱28.6M contract to BHM CONSTRUCTIONNational agencies
Transaction hash:
8a71d6c3dcf659fcd61c9a3753a7deef85bbf1a0211931682761b5d7b0372ac8
Status:
Included and unchanged
Block:
#4,249 1,764 blocks after it
Position in block:
Transaction 86 of 169
Award day:
Oct 13, 2020 (6 yrs 1 mo ago)
Value:
₱28,571,307.80
Project:
20PL0034
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 #4,249 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-2", 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 - KALINGA DEO awarded it to BHM CONSTRUCTION on 2020-10-13.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 20PL0034: 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 2021-05-26). 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 8a71d6c3dc…372ac8now …
- 2. Block Merkle root changedstored 2a71f81145…47f22cnow …
- 3. Block #4249 hash changedstored 7b2b11649f…18682anow …
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 168 records. Each step hashes the current value together with the sibling shown.
- leaf 8a71d6c3dcf659fcd61c9a3753a7deef85bbf1a0211931682761b5d7b0372ac8
- 01 R 8b91884e7ea872e2f434de8fc5c5792a33b475b061443e28ff079b003305868e
- 02 L ed4eb2acd417ae619ca8cd224732fb70530a6889d7c1e5e4089703dce449784c
- 03 L 7508c97896eb7b1f63702f8e8a161e5e21d0145ade414d4173dda0a49a4d3004
- 04 R b87ee86c53f625302a2d98e7b899d9b1162fb24be9e0e981df6b610259db8015
- 05 L ec24ceb4c67cfdafa29f0adfec7e124179601eaabd6ea19a9cf25775358b897f
- 06 R 5cda3af6f8de02e5dd1142f637f01918c3c2fe25f9186a4a806d55aa62d2dfe6
- 07 L 6fab771457580dd74e35e4e30ebb59558826658b61884441a1cb32d45c73b53c
- 08 R 16f16abe732cc588ece9e3b2eaf73027144b3fc0bc4ca531b6e3dc646f7b2145
- root 2a71f81145d15ae51acf1fc2e1eec982b3ceb553f75e2f250d8110ea8047f22c