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
NATIONAL IRRIGATION ADMINISTRATION - REGION V Award a ₱4.9M contract to DSB CONSTRUCTION & SUPPLY, INC.National agencies
Transaction hash:
b06462435d4e1bbd844edf7cab363519e6defda8e8c8bcd96e1ffe91f9352d3f
Status:
Included and unchanged
Block:
#580 5,433 blocks after it
Position in block:
Transaction 20 of 33
Award day:
Apr 20, 2009 (17 yrs 6 mo ago)
Value:
₱4,878,950.98
Project:
Repair/Rehab. of BURABOD JONOP CIS, Albay - Diversion, canal structures & canalization works (Rescheduled bid)
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 #580 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)NATIONAL IRRIGATION ADMINISTRATION - REGION V awarded it to DSB CONSTRUCTION & SUPPLY, INC. on 2009-04-20.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 b06462435d…352d3fnow …
- 2. Block Merkle root changedstored 2a184d34d3…d9d92enow …
- 3. Block #580 hash changedstored 57aa9a3bf2…1864e3now …
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 32 records. Each step hashes the current value together with the sibling shown.
- leaf b06462435d4e1bbd844edf7cab363519e6defda8e8c8bcd96e1ffe91f9352d3f
- 01 R b339358f58d763f69c9e9c44084e6a0476a1b7c7aceb4b5dc448d8ce1b50ff14
- 02 R 679cced946c90e681bc863aeeb62c5d7bfcf54517f88248a039601b79573a93b
- 03 L c6ec4e0083d46d93a67272ae327502b686f7767e978c280f9d1f34b710c78c42
- 04 R fc4656b3367610609bc2e51448ede75411429f64155c29bdf4db3aaaf6f07c7d
- 05 L 2b6b1bfb72786baee236cddd0ce50a39fb0a1f59b1de93c22ee00ce1543bf9c5
- 06 R 84a8dd1413fb545688b66a199ee3470a147559f8ca9187a436404b602f28fa88
- root 2a184d34d36318ad30e7c6b8e3124846c1af0de7396dd57854c826544dd9d92e