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, LA UNION Award a ₱137.9K contract to MY BUILDERS & CONSTRUCTIONCities
Transaction hash:
00a2da0a013d4c36202dcdfdad8eb69c90d248fce0e0653d50ff54ccd31978c2
Status:
Included and unchanged
Block:
#61 5,952 blocks after it
Position in block:
Transaction 0 of 45
Award day:
Feb 23, 2007 (19 yrs 8 mo ago)
Value:
₱137,930.41
Project:
Repair of Library, Ilocanos Community School, csf
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 #61 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, LA UNION awarded it to MY BUILDERS & CONSTRUCTION on 2007-02-23.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 "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 00a2da0a01…1978c2now …
- 2. Block Merkle root changedstored 8c21cdb107…37a6fdnow …
- 3. Block #61 hash changedstored a972c7a2e4…389a39now …
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 44 records. Each step hashes the current value together with the sibling shown.
- leaf 00a2da0a013d4c36202dcdfdad8eb69c90d248fce0e0653d50ff54ccd31978c2
- 01 R 077fd70e87408532fe3a2a62f66e033b722758db83c234481c02108b980d6bc1
- 02 R 9ed99f833603cda9730f023e6837611459907439695e42b9bc4e49d00756b4df
- 03 R 953a3a6ac74575bc88d20ef39def2a8d2e2917534f735c861c34daa42279f809
- 04 R ef4e4ab68dd9ace6b17ed8d17bd2947380f5b0579b47d1cef05f3e426cadbbe1
- 05 R ba81f517a723f4ec447b82f85122488b51c11637dcefea0724bbc57010b93710
- 06 R 0e13bbee57e6850af90bab3e78a0b0fb0ec9885aa4ec7ff70a3b9fe2f673276e
- root 8c21cdb1074ffba3b9fedb907554895e21d77a9eb9d3c297b22eec6cbb37a6fd