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 - CAGAYAN 1ST DEO Award a ₱19.8M contract to TIBUC CONSTRUCTION & SUPPLYNational agencies
Transaction hash:
385ea5280c6878ff96aaa434644d715453df815014d7718b2099ab03f4a5c060
Status:
Included and unchanged
Block:
#5,099 914 blocks after it
Position in block:
Transaction 90 of 417
Award day:
Mar 21, 2023 (3 yrs 7 mo ago)
Value:
₱19,790,000.00
Project:
23BB0107 - Convergence and Special Support Program
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 #5,099 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 2023 CSSP", i.e. the FY2023 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 - CAGAYAN 1ST DEO awarded it to TIBUC CONSTRUCTION & SUPPLY on 2023-03-21.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 23BB0107: 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 2023-08-08). 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 385ea5280c…a5c060now …
- 2. Block Merkle root changedstored 6a2abd504d…de0e60now …
- 3. Block #5099 hash changedstored 7b1ffabcd9…1b6102now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 416 records. Each step hashes the current value together with the sibling shown.
- leaf 385ea5280c6878ff96aaa434644d715453df815014d7718b2099ab03f4a5c060
- 01 R 39f63ca6c3a1bb239c072ee89b295bdf8119f33c7be9976ff9e4a3798afbe518
- 02 L b692f5ca7b42d1697599486b1dc1b323ead3a172490c39c3125ab38e45046d64
- 03 R 922ad76ab0a19f8f58b4cad28676d6079f808ce24f4fc5524975fe846ac3d8a6
- 04 L 8935d9626c7d7f97f2223ca291b3f7fc92ae681fa51cf1304829dbee9814a6df
- 05 L 08027cfa1002c26e237b4849bf97c91e2084d60c03e31f57f43fedfb3454b95a
- 06 R d305a7d373809e0eb942ed9b43e7139cca4b6d2d80cd2754417d09358974d4a6
- 07 L 37df8fdd4ef188348ab940b0b1c4da11987b5244239db0636ac8fe779b86fb41
- 08 R d5511cce769d3685a93dd4c51bc0d428dca0db1b222a3706b13db52c6fbe139e
- 09 R 8dcd1f889e1e1fbd288237237145cc36249ea29cd02c7dee49be3671dd1c5e14
- root 6a2abd504db39dc88eb575f7564702b459d70465135560b7c1c1ffd087de0e60