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 - REGION V Award a ₱29.8M contract to ZKR CONSTRUCTION & SUPPLYNational agencies
Transaction hash:
7852fbdf2a453fac93f63cddce5ea3bf2cc346e739468e33316a213d5818505e
Status:
Included and unchanged
Block:
#5,881 132 blocks after it
Position in block:
Transaction 331 of 695
Award day:
Jun 16, 2025 (1 yr 4 mo ago)
Value:
₱29,758,243.95
Project:
25F00216
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 #5,881 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)The award does not say which budget line pays for it.Not published
- 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 - REGION V awarded it to ZKR CONSTRUCTION & SUPPLY on 2025-06-16.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)No matching DPWH contract record (only DPWH contracts are listed with progress).Not published
- 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)No completion certificate published.Not published
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 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 7852fbdf2a…18505enow …
- 2. Block Merkle root changedstored d85aa8104d…a9a5b2now …
- 3. Block #5881 hash changedstored ed0f2a8845…4000c4now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 694 records. Each step hashes the current value together with the sibling shown.
- leaf 7852fbdf2a453fac93f63cddce5ea3bf2cc346e739468e33316a213d5818505e
- 01 L 77e1e4caf00c19c7adc48428bcacdea4de62a112a4deb90d53b39cc12da61659
- 02 L 5790d6f4c95569a2289e20ced6b55adfa343c77ba75b68261ed97cc12c6e3d0c
- 03 R 60ae0c15dfdbc3ce2a6b1056b4d7ff0e5b9e35ca1d4eaf10bef97299bb39d560
- 04 L 7b6cee9430f519d12bd5825c3ff3b0bb39376845fff6ae098aa942c613a5a797
- 05 R 2362be40c9bb3c94e4844c682f95d584fd8ddcaa11cd8737ad8f6519a0205b78
- 06 R 4158774799fd1f5521715098ca76208e30ebb2c8c612a8ae2310aa93a52240c0
- 07 L fb434b25820da5788ce17ec84befe562a8a9f6b039d6cbe7d5ca2c6205a822ec
- 08 R 45efe707743b9e7ac7c740959a3649ed8abdf5f48ed5d1a3fb9589548aea1a1f
- 09 L 47ce0dbe6c8e5f5238a63dfe5ed3beedb57a54f9547660dd2cef79470ce34530
- 10 R a4a5a69103c3541e459a73ea4397cd6e40736115dd5ca4990277fd90566214dd
- root d85aa8104db83822bbacabb0a117cca621e1056076c0454b853625cb34a9a5b2