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 HIGHWAYS - CEBU CITY DEO Award a ₱946.0K contract to JJ&J CONSTRUCTION AND GENERAL SUPPLYNational agencies
Transaction hash:
5c8e9a3f8384637cb80a7d4bde7b228a3d93996d12c76e62bd852e3dfc4bd2bd
Status:
Included and unchanged
Block:
#341 5,672 blocks after it
Position in block:
Transaction 3 of 15
Award day:
May 19, 2008 (18 yrs 5 mo ago)
Value:
₱946,000.00
Project:
Improvement of Road, Brgy. Banilad, Cebu City
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 #341 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 HIGHWAYS - CEBU CITY DEO awarded it to JJ&J CONSTRUCTION AND GENERAL SUPPLY on 2008-05-19.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 5c8e9a3f83…4bd2bdnow …
- 2. Block Merkle root changedstored 6b1375abb3…eff0a6now …
- 3. Block #341 hash changedstored 4f30fc9c94…27a939now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (4 steps)
How this one record is tied to the block's Merkle root, without needing the other 14 records. Each step hashes the current value together with the sibling shown.
- leaf 5c8e9a3f8384637cb80a7d4bde7b228a3d93996d12c76e62bd852e3dfc4bd2bd
- 01 L 41c7f6f46b77ab68243d3f19821d8924b955f9f435cb0f38d45a0149f86ce4ee
- 02 L 367e9215ab35e0bf92b3e06dda82014e5ddc681c37965a66e503911dc22da610
- 03 R 4e001f4c2157d4933d638fae3d6741740006e61692c3ee35bfef6e7a4912c34b
- 04 R 9978465e4c4d97e4bd396e7a6cfdaadbc26ff05e003f207493dcd43ede9d577b
- root 6b1375abb3c4425e4c842b65bd9867cfcce876bef98a48d4e13576020aeff0a6