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 - CAMARINES SUR 3RD Award a ₱57.2M contract to STEVEN CONSTRUCTION AND SUPPLYNational agencies
Transaction hash:
8f391c63de24c8b76e98dd678656f38d8ee11f8bd7bca02a25ddfc88703336d1
Status:
Included and unchanged
Block:
#5,101 912 blocks after it
Position in block:
Transaction 252 of 451
Award day:
Mar 23, 2023 (3 yrs 7 mo ago)
Value:
₱57,205,000.00
Project:
23FF0037
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 #5,101 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 2023 OO-2", 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 - CAMARINES SUR 3RD awarded it to STEVEN CONSTRUCTION AND SUPPLY on 2023-03-23.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 23FF0037: 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 2023-12-15). 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 8f391c63de…3336d1now …
- 2. Block Merkle root changedstored 28f1dbcf3d…0d1f31now …
- 3. Block #5101 hash changedstored d14a79c479…d41f27now …
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 450 records. Each step hashes the current value together with the sibling shown.
- leaf 8f391c63de24c8b76e98dd678656f38d8ee11f8bd7bca02a25ddfc88703336d1
- 01 R 8f7226be0fb1d5c56f496fa21117c0ef06a8326474ac8e1632ff2e4784b9e8b9
- 02 R a878e8370984dd697ea6944bfee28f3f5390fa42c9676ae1d497dea38954efae
- 03 L 4d87bc7493c45a599ac4ef0a649ab84658ae949f0ec809ba6d3b16c167d4fff9
- 04 L 0a79a7f4791498b9389d2940169b543c5cbdbc0d05093f9a2889d35bba4433fc
- 05 L d574ec496bbfd159206b9769a51a396519974458c9e128b2dfb667dc56da8e97
- 06 L 2808aa3c01897e3ced48d3218502ca193e156d89d3c2ce0647aa92cce4599b84
- 07 L 927df88679c3f0f700b11ee5c5f5b2653d5a64bc1eb7a85747cdeed72571dd3f
- 08 L be4663eff8e4f6c136c7a7a236a9390d3b70591a7f46b523adcad7fb73ee4b82
- 09 R 6d76fc1f550fe3f88179cf54aebf34b791cf5e8a86096f8d39bb8e41d187e524
- root 28f1dbcf3d9f68fbc34b358dae7c61a0be94a2deb38d61d4210e4a70930d1f31