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
CITY OF SAN FERNANDO, PAMPANGA Award a ₱15.0M contract to B-12 CONSTRUCTION AND TRADING CORPORATIONCities
Transaction hash:
c98a239fb090d609bc9fa05913201f1255965c40874cff5d577374eab3fd4bca
Status:
Included and unchanged
Block:
#1,470 4,543 blocks after it
Position in block:
Transaction 45 of 57
Award day:
Jun 1, 2012 (14 yrs 5 mo ago)
Value:
₱14,978,223.30
Project:
Labor and Materials for the Asphalt Overlay with Road Widening, Poblacion Area, Sto. Rosario, City of San Fernando, Pampanga
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 #1,470 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)CITY OF SAN FERNANDO, PAMPANGA awarded it to B-12 CONSTRUCTION AND TRADING CORPORATION on 2012-06-01.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 City of San Fernando gave a "unmodified" 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 c98a239fb0…fd4bcanow …
- 2. Block Merkle root changedstored 188f6ed330…a2b0dcnow …
- 3. Block #1470 hash changedstored b4f0738779…8ba068now …
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 56 records. Each step hashes the current value together with the sibling shown.
- leaf c98a239fb090d609bc9fa05913201f1255965c40874cff5d577374eab3fd4bca
- 01 L c64c41e0eba477f13043feaa5e974be14572538a0570ee94744b6ae935e0970c
- 02 R 6e2fa3ff6d01a8be909db2c537266f3ee033a7680fcf5da42c1fc0dee387d228
- 03 L 09104b8a9536c046cf942084d242bc1846d49685a1cc1c766325684b566a1337
- 04 L 9a6b785615078caff33bb12618a8b234076987bdaaea01f2245f5599a5f1de74
- 05 R 24ffb66fad10319e8508ec149ffae3c3a21c16ea965828850f287cc814a32ac1
- 06 L f33de7376cd3d59761e4139764c4cb76a83ad1dc89de0d4f995e51414240d709
- root 188f6ed330f7b807006aa782c8484e2407525f5d30d2cf207868877a0fa2b0dc