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-SULTAN KUDARAT 2ND D Award a ₱2.4M contract to PEARL CONSTRUCTION AND SUPPLYNational agencies
Transaction hash:
8a3e9da2a786e2b8c36a68cdfcb7c74b9ffa2119ccb6290b53bb0c5aa37366c3
Status:
Included and unchanged
Block:
#2,658 3,355 blocks after it
Position in block:
Transaction 28 of 53
Award day:
Feb 8, 2016 (10 yrs 9 mo ago)
Value:
₱2,419,999.98
Project:
16MH0011
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 #2,658 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 2016 Locally Funded Projects", i.e. the FY2016 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-SULTAN KUDARAT 2ND D awarded it to PEARL CONSTRUCTION AND SUPPLY on 2016-02-08.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 16MH0011: 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 2016-06-12). 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 8a3e9da2a7…7366c3now …
- 2. Block Merkle root changedstored 6a4fa8248b…82beb2now …
- 3. Block #2658 hash changedstored 0cb86f1f1d…5bb23fnow …
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 52 records. Each step hashes the current value together with the sibling shown.
- leaf 8a3e9da2a786e2b8c36a68cdfcb7c74b9ffa2119ccb6290b53bb0c5aa37366c3
- 01 R 9178aa06757281282b4d7e48c2737b3471185ef770d1e485a3d2f7f9d612e3ec
- 02 R 21cb8c83aa8009ca21ca1cce287ce54c7e0aa88dd9d3a140a3f082e3433f30a6
- 03 L f07c61161314473ff8c5dc2563a9a46d3258501e3832275af307594e15acd633
- 04 L 22c5b77136722755b377377cadf1c1d10c055e8ceefd6564b693203ea01d1af1
- 05 L abd7810a32c93dfb6ba21ec750d6c757c74d5841f627270831a34cab092a8871
- 06 R 22e980e5566976d8e8d182a9ca8210477fb159578cce2990cb5822aef2c66dcf
- root 6a4fa8248b1c4bed282591e3c7463041f0fdd7d4f7c2f3c3eb5c88436582beb2