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 - SURIGAO DEL NORTE Award a ₱15.6M contract to ROMZ BUILDERSNational agencies
Transaction hash:
1dfdd2f1bbb0abbb05e0d6289da4c6cb18da4d8cfc6937c63090f6954380e19e
Status:
Included and unchanged
Block:
#5,324 689 blocks after it
Position in block:
Transaction 39 of 288
Award day:
Nov 8, 2023 (3 yrs ago)
Value:
₱15,607,926.01
Project:
23NG0086
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 #5,324 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 "Outside Infra - GAA 2023 DepEd BEFF", i.e. the FY2023 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 - SURIGAO DEL NORTE awarded it to ROMZ BUILDERS on 2023-11-08.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 23NG0086: 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 2025-05-15). 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 1dfdd2f1bb…80e19enow …
- 2. Block Merkle root changedstored f496c7ee4a…187126now …
- 3. Block #5324 hash changedstored 9ae072231e…3833c7now …
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 287 records. Each step hashes the current value together with the sibling shown.
- leaf 1dfdd2f1bbb0abbb05e0d6289da4c6cb18da4d8cfc6937c63090f6954380e19e
- 01 L 1ceb1e6d6a906117641a812a8e2b1446acf7d93986ed3cc3a0ff3ceefd935444
- 02 L 04c5aacc80e4e354f701d09dce96869dc3330c4e70967305d73d789a3ce80596
- 03 L 50ee17bb67c61f957031eed64da0ef9247d2b2fc6c653ea9f8e5cf17a0619b16
- 04 R f75a472466978e8dd1247bc723163290fc07a8eb221ec7d6f57f1e347d7457ef
- 05 R 3cb0dd332975e885dce157271a25f55b50190f685aac14c8e6eb832c84a253e3
- 06 L 10ff61071f950786c8f18e3638eecbd85e69e503b445aedb72d18394262b41ab
- 07 R cbd578d527c66ae63070c93fab97fc53849b6a7abeb23a9c441d0079477d6e5b
- 08 R e60cbeb668463644859ad8b485f0c8e02d1a2604fb1d7d07b6dfe874f550e5dd
- 09 R 8e8a7aeab3661f225991a07cb531ed4471f340e9fa94de0a32d73334512aa061
- root f496c7ee4a3f67a4d88c1898d8f094a6cac2e766e946cf512b81f95aaf187126