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 ALITAGTAG, BATANGAS Award a ₱75.6K contract to O.I.C. CONSTRUCTION & SUPPLYMunicipalities
Transaction hash:
2453b415d80ebd7e5ee072867c9ca5c73e0da59b568a482ea453ce46eb586288
Status:
Included and unchanged
Block:
#1,995 4,018 blocks after it
Position in block:
Transaction 6 of 43
Award day:
Feb 8, 2014 (12 yrs 9 mo ago)
Value:
₱75,572.94
Project:
Construction Projects
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 #1,995 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 ALITAGTAG, BATANGAS awarded it to O.I.C. CONSTRUCTION & SUPPLY on 2014-02-08.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 Alitagtag 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 2453b415d8…586288now …
- 2. Block Merkle root changedstored c40b6acfdf…f75c88now …
- 3. Block #1995 hash changedstored ec6a5e0bbc…e6320anow …
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 42 records. Each step hashes the current value together with the sibling shown.
- leaf 2453b415d80ebd7e5ee072867c9ca5c73e0da59b568a482ea453ce46eb586288
- 01 R 2cf43c2010eec8b050ac78a3d39f870f4a76ea3a0643c02431dd09baac071cf9
- 02 L 3bd36c12c4ee43c150d7554a5658d180718b37312ab8bfdb8e9925f17b42e506
- 03 L 123ecd74a409072b3afc68ccc0a8bed0cf6fedbbf7a400283c808a61473bd714
- 04 R ce4a67bc0c610e501f05a8c9fe7bb4aedaebe542c547cdc597de60f865a09a06
- 05 R 467ef95d620cd910d4e957f9788bdcbd34f46d67b8f440706ca0f4ffc61f23b4
- 06 R 29760a308e6e30b910a4c9331674ed2b20a708fe827768e13ffdac94c45b1f8c
- root c40b6acfdfd9d2d323db420f3c38a442f2d0eb56e7e76c63eab7e7386ef75c88