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 ₱2.0M contract to RAIK CONSTRUCTION AND SUPPLYCities
Transaction hash:
a94e09cd8540259a115803cd07986e03c2dd0bf9077f0e5460b17c197844ccb5
Status:
Included and unchanged
Block:
#5,274 739 blocks after it
Position in block:
Transaction 285 of 436
Award day:
Sep 15, 2023 (3 yrs 1 mo ago)
Value:
₱1,990,039.38
Project:
Sta. Rita High School, Barangay Sta. Rita
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 #5,274 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 RAIK CONSTRUCTION AND SUPPLY on 2023-09-15.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 a94e09cd85…44ccb5now …
- 2. Block Merkle root changedstored ec6eb95c7d…03d144now …
- 3. Block #5274 hash changedstored dab6023bf7…c4104cnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 435 records. Each step hashes the current value together with the sibling shown.
- leaf a94e09cd8540259a115803cd07986e03c2dd0bf9077f0e5460b17c197844ccb5
- 01 L a93396752c22095913db8b8f07c4577519a406024d52478f38be7bfc78ba2c7b
- 02 R 193683a280e7786321e31a588550156645543e47e1b7dcc62cde30c22ca03d6c
- 03 L 89d380963ee7f75b3ea8afa6ca02aaa83d9ed672ac8fe3b23ac192899fc92b0d
- 04 L f6d9c6741d3e26fa42bc44e7bc014aa0c23e120c9af72c9bb09a50ed628bfd8d
- 05 L 8d68fdba3e7184ef7293c7f1c39974bbeb7217521965140bd85fc417baf11c0b
- 06 R 30cec606e4281176a2f479f7df55f5b43885fd9ec28024ce25ca205fea9d3735
- 07 R 1c93d86e30145c4c02db0e3d39d92d8c5bea6ba1b940ff91c109242e9eeee99e
- 08 R 8f4b106f5825bb3d3aaa72bb5cc004122b49b3126a48c81843a55c5f85c7e3e2
- 09 L 63323b4026e41f130c615c2de70ddac1237667c3381ec27c8712f66d269bc35e
- root ec6eb95c7db31c86417b62d786d8319ecbbd10db6d6eaf9846b2f9691003d144