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
MUNICIPALITY OF PAKIL, LAGUNA Award a ₱3.0M contract to MAR-VEL CONSTRUCTION & SUPPLYMunicipalities
Transaction hash:
40bf24e7fc0a04767c0cfa9a927d1492f8b7247498c6f35a0ad54d8dd47207e4
Status:
Included and unchanged
Block:
#1,806 4,207 blocks after it
Position in block:
Transaction 14 of 46
Award day:
Jul 18, 2013 (13 yrs 3 mo ago)
Value:
₱2,997,000.00
Project:
Rehabilation Small Scale Irrigation Project
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 #1,806 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)MUNICIPALITY OF PAKIL, LAGUNA awarded it to MAR-VEL CONSTRUCTION & SUPPLY on 2013-07-18.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)COA's CY2024 audit of Pakil gave a "qualified" opinion on its financial statements (not specific to this contract).Partly
1 of 8 documents found, 1 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 40bf24e7fc…7207e4now …
- 2. Block Merkle root changedstored 31e6892c6e…baffc7now …
- 3. Block #1806 hash changedstored 5da0dcf18d…50c058now …
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 45 records. Each step hashes the current value together with the sibling shown.
- leaf 40bf24e7fc0a04767c0cfa9a927d1492f8b7247498c6f35a0ad54d8dd47207e4
- 01 R 420dca431a7832d9590350b27e5b6fed066af2af97412c6129ef9d71b616e4c3
- 02 L 8cbb9bf4fb28b78c79a21bc93504f13a43cc661b8822b474c101a803bede6682
- 03 L 491ab0909779d94749ffcc910c66ff69fdaaa7f1c2a86f5140ebb26591a24bbe
- 04 L 0a272f8592b52a16c5d3bca7823a7623f1d2ca463981b613186efa8a1316ca83
- 05 R 72d4778a4614787a75468a801a9c951ebf5a92674458ee28ca3222908b592bb5
- 06 R e3eed23076e73c701af03e82d8a787bbdbfb135db04651400630b7769b4ceb98
- root 31e6892c6ec22ebd3f62f1ee6647cb002bb7a28654e6ad64021a0fe015baffc7