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 - LANAO DEL NORTE 1S Award a ₱13.9M contract to LANAO BUILDER & ENTERPRISESNational agencies
Transaction hash:
33cbb51ae4023964e540a3374042c15c7121ff5de0fbe701faf712460941b3cc
Status:
Included and unchanged
Block:
#4,126 1,887 blocks after it
Position in block:
Transaction 35 of 170
Award day:
Jun 8, 2020 (6 yrs 5 mo ago)
Value:
₱13,947,388.61
Project:
20KG0028
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 #4,126 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 - LANAO DEL NORTE 1S awarded it to LANAO BUILDER & ENTERPRISES on 2020-06-08.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 20KG0028: 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 2021-03-16). 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 33cbb51ae4…41b3ccnow …
- 2. Block Merkle root changedstored 291ec9685a…3ac5c2now …
- 3. Block #4126 hash changedstored f82a1a90b9…d3ae42now …
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 169 records. Each step hashes the current value together with the sibling shown.
- leaf 33cbb51ae4023964e540a3374042c15c7121ff5de0fbe701faf712460941b3cc
- 01 L 336c64eaa8307a9a227cc6a9458adf3ec49c9c4c3f24dfa415dd20ac22a33cdc
- 02 L 30550d6ada9a3a0bf97362125689dfcbbef14421ba24951f0d07bb35688cb25d
- 03 R 1ba720f97df53de5b1a920726972390b10c6aa78b6b2b5e5f7082b931706b2dd
- 04 R 1e0ec0ec5111c16200464cc3289c570fd5e242c833837f5c113b8215faf8e4eb
- 05 R 6f53dde8d5f0914b8f7ff857836e664b1358a1ae08444c0113cbc5a746aadc41
- 06 L ec2bcfc42306c1859aac4718e6f258576161fec27d91a736756a339118bf9d68
- 07 R 755d0a82aaf09139e7018cdf093c895fabf6d6a430ae474c8ec768dc987e4d5a
- 08 R 1316f6584c5291538acde166a8a85ff34e3590e5d3ebeb7671b568a5e0a60426
- root 291ec9685a1692be408ae4d62e6deebaf272171b016a989b54325249553ac5c2