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 - TARLAC DEO Award a ₱19.2M contract to R.R. RICAFORT CONSTRUCTION AND SUPPLIESNational agencies
Transaction hash:
7eddeb46ea1842d15529cf2364c282fb5d6c46b8fff224631f0ddea62792561f
Status:
Included and unchanged
Block:
#2,698 3,315 blocks after it
Position in block:
Transaction 417 of 798
Award day:
Mar 23, 2016 (10 yrs 7 mo ago)
Value:
₱19,234,607.35
Project:
Asset Preservation of National Roads; Construction
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 #2,698 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 - Flood Control/Hydraulics/Drainage, Roads: Construction - PCCP". 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 - TARLAC DEO awarded it to R.R. RICAFORT CONSTRUCTION AND SUPPLIES on 2016-03-23.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 16CJ0020: 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 2016-09-23). 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 7eddeb46ea…92561fnow …
- 2. Block Merkle root changedstored e89f2edf19…c10c37now …
- 3. Block #2698 hash changedstored ac5bbf00fd…ed32dcnow …
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 797 records. Each step hashes the current value together with the sibling shown.
- leaf 7eddeb46ea1842d15529cf2364c282fb5d6c46b8fff224631f0ddea62792561f
- 01 L 7ec634d3f6e4a4c447524a8f8e1017ed0a3ea9423e287cc7e585cd5536268853
- 02 R 483744e400284f3f990634f3e77a72edf2ed959bfe4b9f8dc13c0d2206b3266c
- 03 R 228a029c0fd2f69f7d5422773f8e6d50cc214e2aa5f89b542e1d16f7300d0d7a
- 04 R 3d236bfe2372c3a8ab26c25d40af1d8ba67407ee3ec025432d2ea0686c2fcbc8
- 05 R 46b73ec055153f1518874da7b1c42a70c177ff07a26f41cd94e2439ab7cf6b45
- 06 L ae6311f65db33bc7242d363fc78fdc76bf2f4dd8dd235ef1a6abb2872e9d9b8b
- 07 R 059c274f8388c8a27ce967ef6f6244aad34ddf1bde77d5bae1d7f44802878ff6
- 08 L a7e806c148861de5a41be217c4af5ffb6fdbea6997e062d1ac364ce6df4314b3
- 09 L b08f9645a287ec1a43f67e14d3b1bc9e03ad9764823e6dc62bdc9b81002a2967
- 10 R 2ce9dc2a8dcbaaa1e5c3f57d7f3074449279f56fcb4fa8c258db3d2c96bdeae7
- root e89f2edf1932e51b2bcba32fdf26e3abcd9475e8b38d78ecc91cfe2427c10c37