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 - BATANES DEO Award a ₱29.6M contract to HGW=3 ENGINEERING & CONSTRUCTIONNational agencies
Transaction hash:
4becfbbbc8e0c93d3d49a22827d3ca333601e44b5ab3e3838fc036b023f7c281
Status:
Included and unchanged
Block:
#5,471 542 blocks after it
Position in block:
Transaction 145 of 502
Award day:
Apr 11, 2024 (2 yrs 7 mo ago)
Value:
₱29,590,278.34
Project:
24BA0053
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 #5,471 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 2024 SSP", i.e. the FY2024 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 - BATANES DEO awarded it to HGW=3 ENGINEERING & CONSTRUCTION on 2024-04-11.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 24BA0053: 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 2025-06-04). 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 4becfbbbc8…f7c281now …
- 2. Block Merkle root changedstored 39ba6bcc15…d49a24now …
- 3. Block #5471 hash changedstored f42cd79d19…f7bc13now …
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 501 records. Each step hashes the current value together with the sibling shown.
- leaf 4becfbbbc8e0c93d3d49a22827d3ca333601e44b5ab3e3838fc036b023f7c281
- 01 L 49ee97bc7ff902023c3c224dc0531658f6a3752cf6e55d15ed3893c9a246e3ee
- 02 R 61d913f649e4bd539a83a067f71fa0bfb8a3b22d7bf4e1c204ef901098256621
- 03 R 5d480871ca1c4e86c756d752aec940fcd2fcdc506efd126285b7e20a759d19c3
- 04 R 159b38eff8ea2bf5b7784357dba388d7c7c8898c0a1d3b1ea9feb2f7de444575
- 05 L 88da1f629f460dd5f04c3ceccdf98c2be54593e8ba9eabe680fec6f74b67c059
- 06 R 626382b1d5b058db9ca0916c7c0d98622b05241aabcf064e47bc6ed75a597483
- 07 R 0c9b3c02a25a0f78ad5c79a62360145570dac2068ac8032e685d350af7485381
- 08 L b28d3317da8c63613b40f129e4bf55bf00aac26a42460b6f10347f31e6dd592a
- 09 R b423260c8b2ce7c087c16c44c9d0f99941d41b148b36ccfb61b70d36dbcdb92f
- root 39ba6bcc15665a80fdfb7a4ff0ddbba3795d55cf30c4e49a0777bda11cd49a24