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
MUNICIPALITY OF LUNA, LA UNION Award a ₱338.3K contract to ARM ASIA CONSTRUCTION & ENGINEERINGMunicipalities
Transaction hash:
8d4c82906e3bc74a5bcaca20675d73c632c1aa5f7ed82dd0cbd20a04e3a99aa1
Status:
Included and unchanged
Block:
#2,293 3,720 blocks after it
Position in block:
Transaction 84 of 137
Award day:
Jan 9, 2015 (11 yrs 10 mo ago)
Value:
₱338,311.21
Project:
CONSTRUCTION OF SLOPE PROTECTION OF IRRIGATION CAN
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 #2,293 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)MUNICIPALITY OF LUNA, LA UNION awarded it to ARM ASIA CONSTRUCTION & ENGINEERING on 2015-01-09.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 Luna 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 8d4c82906e…a99aa1now …
- 2. Block Merkle root changedstored bb111b48ea…14d9f8now …
- 3. Block #2293 hash changedstored b0ad5febfa…8c5fd6now …
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 136 records. Each step hashes the current value together with the sibling shown.
- leaf 8d4c82906e3bc74a5bcaca20675d73c632c1aa5f7ed82dd0cbd20a04e3a99aa1
- 01 R 8e9e01661b80e7f0e75f385f78cb5abef58ab432420bc4fc19cf0e0a2d9b3b5c
- 02 R 9c4916092b7c5730e629df5db9715a0c4be4d85c7526f0b4fcfff9e5736e6e6e
- 03 L c718c57d8beb0a844a048ecae1c37d48515e9f422ecf734b540cccd9de52f931
- 04 R b28bfc6fdee29eb7a238ceb630c8918bcaa106f4e69d4d9a47e065842b3c4df1
- 05 L b01cbb3e3570c06fedc8323a935df8b50240ba00bf6b82a7c25a4ad70b68c62b
- 06 R 5e0987166b0309578225d9b28cd397002d18e0e1ffb1a445343057483f7878b1
- 07 L 20f72d5335f0380cbf7ce8407b78af469b0cc01b46004659d143b0a7d3ab2591
- 08 R f7339551858d8d3c9df208f0cd53e1976c0e05ee14c7873763973eefc007859b
- root bb111b48eaae13c0aebfe563131b848b6f5d7b51cfded872f9b8e9af2a14d9f8