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 CONCEPCION, TARLAC Award a ₱593.8K contract to PRIME PAVE CONSTRUCTION AND ASPHALT CORPORATIONMunicipalities
Transaction hash:
24970e889eacdf1a288dae8a263f199ed87fc3a9d69c832035deae0fe0349d44
Status:
Included and unchanged
Block:
#2,583 3,430 blocks after it
Position in block:
Transaction 18 of 125
Award day:
Nov 20, 2015 (10 yrs 11 mo ago)
Value:
₱593,757.00
Project:
Asphalt Overlaying of Road
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 #2,583 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 CONCEPCION, TARLAC awarded it to PRIME PAVE CONSTRUCTION AND ASPHALT CORPORATION on 2015-11-20.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 Concepcion 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 24970e889e…349d44now …
- 2. Block Merkle root changedstored 31af6db06b…3e10b3now …
- 3. Block #2583 hash changedstored 3eca7d75c7…c35b61now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 124 records. Each step hashes the current value together with the sibling shown.
- leaf 24970e889eacdf1a288dae8a263f199ed87fc3a9d69c832035deae0fe0349d44
- 01 R 255c50a793469b714a6cc5944b28e2b9ad477a0d8baf54a692afa04f0d4e4019
- 02 L e93c0dfeb704e716eb482d98215cb27652d41fe7429434d80fe464ed534540d0
- 03 R a6d4d651d1f9478e8dcfdb7b2224f8aae274be9cda0a41c0fc7d63169378eb5c
- 04 R 12989c8eb2208838c14bf5bb6aeeb9bab3fefb41a67a363d5854f0d6ec6953d3
- 05 L 0de47bfa62379eee071f959205369ae6c484167c65cadf1f1ab720caf3ceb6f4
- 06 R 06db72d72ef03da12af886b3a2c55e5f4ae3044d5d37be58723505f917e277d7
- 07 R dcd81ec614a35daedc0d72d358152735b6c073c6bea7f81f499635483e42dbc7
- root 31af6db06b0dfa3e3873af662b936d82636a855a47906991426ebf71ed3e10b3