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 - RIZAL 1ST ED Award a ₱20.9M contract to AARCON BUILDERSNational agencies
Transaction hash:
9dee37ad8eabb49df06ccf54c2fdfc539a23b6c8ef34e5a6e74efdd7dbb68372
Status:
Included and unchanged
Block:
#4,811 1,202 blocks after it
Position in block:
Transaction 139 of 217
Award day:
May 27, 2022 (4 yrs 5 mo ago)
Value:
₱20,910,766.41
Project:
22DN0117
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 #4,811 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 2022 OO-1", i.e. the FY2022 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 - RIZAL 1ST ED awarded it to AARCON BUILDERS on 2022-05-27.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 22DN0117: 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 2022-07-30). 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 9dee37ad8e…b68372now …
- 2. Block Merkle root changedstored 04952c7bf3…7c5c44now …
- 3. Block #4811 hash changedstored 7ff0e15186…972bffnow …
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 216 records. Each step hashes the current value together with the sibling shown.
- leaf 9dee37ad8eabb49df06ccf54c2fdfc539a23b6c8ef34e5a6e74efdd7dbb68372
- 01 L 9dcf9970160e0cc873a3b12ce1e6bb779f1b2b0f3e71c886bbee9e01d0ab58d6
- 02 L 224a0b77df8690eeb90e7b10dba0d1b13e82d89b41aadda3291d00d1c2f1fbe8
- 03 R 15388230b21a439c57af607711e249afb0f956cf3c2d0570104b40365494b91b
- 04 L b56248b06c75254ceee98ce9ad4f982b7904c3be50a7dda7b8c3cfe5b2d1ea51
- 05 R 0b6a7c15e6d69a6f3e1c6793c465bf0398f0f3b0021869e1f1722272f707f1ef
- 06 R bd9486caad1083b3299850623a2e4dfe0b6ec626e943cf7a345e3839abeabf3f
- 07 R 64f1ea298e9094a28dc442746472a77a1a18611fd2283db1d2b8b9a63f4ce62d
- 08 L f1143e17e5e1c0e72a014d5ddabb96686339c4c7cb15d2ab2d594b9c35e47031
- root 04952c7bf3d23df8e15b16dcb146a26b465d15119a1704478f64fb93f57c5c44