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 OLONGAPO, ZAMBALES Award a ₱6.7M contract to FERMIDA CONSTRUCTION SERVICES AND SUPPLIESCities
Transaction hash:
faaf8e9331d9ded430e3cc288441811f967bc79fe7d01318ef75be77375a9ac1
Status:
Included and unchanged
Block:
#3,182 2,831 blocks after it
Position in block:
Transaction 180 of 184
Award day:
Sep 5, 2017 (9 yrs 2 mo ago)
Value:
₱6,745,359.09
Project:
James L. Gordon Memorial Hospital, Barangay Asinan
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 #3,182 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 OLONGAPO, ZAMBALES awarded it to FERMIDA CONSTRUCTION SERVICES AND SUPPLIES on 2017-09-05.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 Olongapo 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 faaf8e9331…5a9ac1now …
- 2. Block Merkle root changedstored 81dfaedfde…4e0302now …
- 3. Block #3182 hash changedstored 1f90bd0a57…e2dbb9now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (8 steps)
How this one record is tied to the block's Merkle root, without needing the other 183 records. Each step hashes the current value together with the sibling shown.
- leaf faaf8e9331d9ded430e3cc288441811f967bc79fe7d01318ef75be77375a9ac1
- 01 R fb36b1d1be5fe571ff29582450142b95c117888ac939f05e8c78a8df2b2dc0f0
- 02 R 8499a8fb73bfc97f099010be9d5d55ec0313036ec5bd627f5a98e73cd5519f38
- 03 L f5ab7798529d1956cd2856e391f81101a923ec60138bad9937477e93446fdc22
- 04 R 0e597318948f245aaa16ca12a514f409112cf96a65766fabd5c19444f9aadfc4
- 05 L 557b1b1791aba03af98c2ece865aebdd3893e84883103e663221f6f09b1cf3cd
- 06 L 3823ce58c19ba9dcbbf608f0eb0569dcd403fe5d4386178a4dd09c0e4b847c61
- 07 R b5178a159ef3ecf42ce669fcdc9aa9efd1b3451460b37ff82832a84337b5b44c
- 08 L 0626171d63fff1c37a1180b9c2d90e178a676167ae6e1546c794534d1b79bdbd
- root 81dfaedfde937dec70660f3836a544848e82351e3c1ac9f9b4fa5cdd504e0302