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
PROVINCE OF LAGUNA Award a ₱5.0M contract to 524 PROBUILD CONSTRUCTIONProvinces
Transaction hash:
041eef703025520b87f3e210998eecf5190c03a4cff0abeb2ae40323f7b039d4
Status:
Included and unchanged
Block:
#5,361 652 blocks after it
Position in block:
Transaction 7 of 347
Award day:
Dec 18, 2023 (2 yrs 10 mo ago)
From:
Value:
₱4,985,432.20
Project:
Construction/Rehabilitation of Warehouse located a
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 #5,361 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)PROVINCE OF LAGUNA awarded it to 524 PROBUILD CONSTRUCTION on 2023-12-18.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 Laguna 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 041eef7030…b039d4now …
- 2. Block Merkle root changedstored 5114b5de10…4a6c0enow …
- 3. Block #5361 hash changedstored 790e4c8c61…626b4enow …
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 346 records. Each step hashes the current value together with the sibling shown.
- leaf 041eef703025520b87f3e210998eecf5190c03a4cff0abeb2ae40323f7b039d4
- 01 L 041385f9c01ddd1d3dc4cf12a38edb396f798024ff8c4acc9a92f9fc28c39c2c
- 02 L 27a9e20b47a580485cb684e77629c9cce550bfd1aa90d45f64daec9f8fa10dee
- 03 L 83b00dec3a440fa7c08feb5dcc0361a3b2414427d427e91d061c1a7837e1c04a
- 04 R f39e5e2120fe0cb07162ff8d8d3c38873a8ae59202536b196d0b486c7f8d67ba
- 05 R 1c6ea4bd11cc61493ed1207c2d29bc8fe337bbf3b22708eda4d19c4108621941
- 06 R 174a4875523c15a4f3e8f78dd61c18cccf19c22af313179301fcaa51bec88c97
- 07 R d9ae27165b609385cea7566814bb5ebe6c2ee7896d283b6284a9df1430d37f78
- 08 R 1da6e3f334cbd53d1539b1f3a191768b43446833e27bfaeab998eed36979ffde
- 09 R c865971c61ebd7ecc80434457e5da9dbb8a258c042f4179696e3d79d16bd72f7
- root 5114b5de10e9306a3cc4212741bef7d9c6d197173a16395fa542f9c2074a6c0e