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 NAGUILIAN, LA UNION Award a ₱299.5K contract to E. E. MADAYAG CONSTRUCTIONMunicipalities
Transaction hash:
a9b57ff93e4a1c6ff5fa863d7c6f76daaa5835d5c2f7782ebbe62ab0ef11e986
Status:
Included and unchanged
Block:
#3,220 2,793 blocks after it
Position in block:
Transaction 42 of 62
Award day:
Oct 16, 2017 (9 yrs 1 mo ago)
Value:
₱299,484.79
Project:
IMPROVEMENT OF TRAINING CENTER
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 #3,220 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 NAGUILIAN, LA UNION awarded it to E. E. MADAYAG CONSTRUCTION on 2017-10-16.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 Naguilian 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 a9b57ff93e…11e986now …
- 2. Block Merkle root changedstored 7b13af9e2b…a2404cnow …
- 3. Block #3220 hash changedstored 8c9781d9ef…46e229now …
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 61 records. Each step hashes the current value together with the sibling shown.
- leaf a9b57ff93e4a1c6ff5fa863d7c6f76daaa5835d5c2f7782ebbe62ab0ef11e986
- 01 R b4ff809fb0f8cbc80b264cff98d2a39f91861f19363e26a7fa812959e7ee28ed
- 02 L f284b5b4b3dc42844fa0556068c1412daa1c7cc05e149967e841c8571282c5aa
- 03 R edd84946f29495aa6306bff8a89b7aa52d64400371e509c5a4e584360a741829
- 04 L 44bb03f047d4e10e50057ee7a11e90334000d6c75552fc4349fae45568fec6b5
- 05 R 9654d94bdb892a0a3b33357f7fe1bb669edcde8e37e085bda6af6635c5526c0d
- 06 L afdd1889012a27bf1375afc81641c37b5918bfd778eecef5d20dd002e2998e05
- root 7b13af9e2b8404f4c3e98dbeca0f098c30dfecd8c345075567c470a62ba2404c