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 - SORSOGON 1ST DEO Award a ₱66.8M contract to STEVEN CONSTRUCTION AND SUPPLYNational agencies
Transaction hash:
422fa4f954fc70a43316b222ebca502b3a2455447105fd819d52c9cf604d971b
Status:
Included and unchanged
Block:
#4,870 1,143 blocks after it
Position in block:
Transaction 66 of 220
Award day:
Jul 28, 2022 (4 yrs 3 mo ago)
Value:
₱66,832,512.46
Project:
22FK0105
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 #4,870 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 CSSP", 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 - SORSOGON 1ST DEO awarded it to STEVEN CONSTRUCTION AND SUPPLY on 2022-07-28.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 22FK0105: 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 2023-08-22). 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 422fa4f954…4d971bnow …
- 2. Block Merkle root changedstored fb90d6099d…154a62now …
- 3. Block #4870 hash changedstored 5e25a2ef01…1f9e95now …
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 219 records. Each step hashes the current value together with the sibling shown.
- leaf 422fa4f954fc70a43316b222ebca502b3a2455447105fd819d52c9cf604d971b
- 01 R 424da56683e5576eac0aec89ce4b537f4a1392a50218e8c9720bcfa69d552d1b
- 02 L c2815e5def672095d9dfc956d38c4b1ad5e9b8aa8dc3e07021d59c4c14f05b77
- 03 R f14c717b535640b649b68efbe07eff0b0798af1f0b6f2f5a988f434f77558ca5
- 04 R 3d1bbbe90224ee558a7d23384ad73db706f01f60cc7d79f3826a1f3e4e72d3b9
- 05 R d127b86c1bfa57b87528fc2c07115c26e45a5f6ba248b50db99308d4797a084b
- 06 R c7ac44cab101c29b4ecb51e09ac241defe952e9f243fc9b68f53cfab1af09e64
- 07 L 71b41297b44517aa216adfa995cea27c92c74239fd7839e4ebf4280a8bf3fe9d
- 08 R ac9d634c275da8e428cd3c7055a68fb4fe7d797a0d757873bbc46c0303a63319
- root fb90d6099d322ae9dede7d8883562743aa3080554609efb04b94330011154a62