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 ALFONSO CASTAÑEDA, NUEVA VIZCAYA Award a ₱800.0K contract to AMP CONSTRUCTIONMunicipalities
Transaction hash:
32fe7dcd576347f6e4aafa90a070aaea96d92f8fa1883e5ca668fbf161d8a8e2
Status:
Included and unchanged
Block:
#1,382 4,631 blocks after it
Position in block:
Transaction 9 of 35
Award day:
Feb 20, 2012 (14 yrs 8 mo ago)
Value:
₱800,000.00
Project:
Invitation to 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 #1,382 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 ALFONSO CASTAÑEDA, NUEVA VIZCAYA awarded it to AMP CONSTRUCTION on 2012-02-20.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)COA's CY2024 audit of Alfonso Castaneda 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 32fe7dcd57…d8a8e2now …
- 2. Block Merkle root changedstored 82f133f572…a80475now …
- 3. Block #1382 hash changedstored d582f4fca6…3408b3now …
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 34 records. Each step hashes the current value together with the sibling shown.
- leaf 32fe7dcd576347f6e4aafa90a070aaea96d92f8fa1883e5ca668fbf161d8a8e2
- 01 L 315686160672815942a3ee49e2294bab240eddf07266f9a0d3b0949d2bcf14ec
- 02 R ba582689cfd2704b35e54532e26a8dcf9afd01e6d69d35f1585ad396ec8fbd85
- 03 R fdf05c2252a0e6f9215e503eff6f5ba6c8ba429c86d671949de0af8f416ae557
- 04 L 385a1b76c35429e59128b3010f334a186532c5962205ce96279604c0e11e7080
- 05 R 7b59f06db49cf3baae29af83c316a433d37474f7c88af069ed44a4cd9e4aa707
- 06 R ed0178f201e6f6ab883e311db60a67ba40ddddbede5173607378747341d82f1d
- root 82f133f5721d98984ba173e1becf17b8e8132b830d394adb73f7d6a56ba80475