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
DEPED - RO2 - DIVISION OF NUEVA VIZCAYA Award a ₱4.0M contract to E.S. PUA CONSTRUCTIONNational agencies
Transaction hash:
bd14e36463ff89938bbf49f512f267b46978b7cc87bdf6c47b4e116462bb5cd1
Status:
Included and unchanged
Block:
#1,163 4,850 blocks after it
Position in block:
Transaction 27 of 37
Award day:
Jun 9, 2011 (15 yrs 5 mo ago)
Value:
₱4,002,123.50
Project:
Cluster 3
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 #1,163 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)DEPED - RO2 - DIVISION OF NUEVA VIZCAYA awarded it to E.S. PUA CONSTRUCTION on 2011-06-09.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 bd14e36463…bb5cd1now …
- 2. Block Merkle root changedstored 393734f8e6…7156b8now …
- 3. Block #1163 hash changedstored ef3c5f2dd2…f7edabnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (6 steps)
How this one record is tied to the block's Merkle root, without needing the other 36 records. Each step hashes the current value together with the sibling shown.
- leaf bd14e36463ff89938bbf49f512f267b46978b7cc87bdf6c47b4e116462bb5cd1
- 01 L b3bed96151035d77aabb9c506426b1f88471104777f19eb6e38f89575cb066cc
- 02 L 738f828f57ee3efc9be6224cad0e027c2a1c1972b77b42f46b8a3e38fb49a39e
- 03 R f66c4c474cdb1d53aac91ee66e2d92b08b1f8240a057381dc7c5d06ac46016a6
- 04 L 681472aaa7c12428e2f67c719d650092636a8765ccfb782caef65db307c8916b
- 05 L dc58945e8f19a6356f66c5ea88557703df71356290d5ddfe6e18a81fa74cc4e2
- 06 R e99c1cc30c654904689c889d3630d7f83a348a93722d930933f68a950889fadf
- root 393734f8e6bd0212d99a3ca5c64c6a2f3490832122245273413465783e7156b8