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 ₱484.5K contract to ARM ASIA CONSTRUCTION & ENGINEERINGMunicipalities
Transaction hash:
89d5bedbbd06e91fd217aec8138e9619132af09f43dd3adf9c7afdd9f3520be2
Status:
Included and unchanged
Block:
#146 5,867 blocks after it
Position in block:
Transaction 2 of 8
Award day:
Aug 2, 2007 (19 yrs 3 mo ago)
Value:
₱484,482.41
Project:
CONCRETE PAVING OF NALVO NORTE-CABUGBUGAN FMR
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 #146 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 2007-08-02.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 89d5bedbbd…520be2now …
- 2. Block Merkle root changedstored 6d6ea6c73b…1c7d8dnow …
- 3. Block #146 hash changedstored a8a665e913…5a3bdenow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (3 steps)
How this one record is tied to the block's Merkle root, without needing the other 7 records. Each step hashes the current value together with the sibling shown.
- leaf 89d5bedbbd06e91fd217aec8138e9619132af09f43dd3adf9c7afdd9f3520be2
- 01 R 9cc15ffbfb991260a554165e69a6e0c03a5cb6c45f91cf4a24caea35e6e136ca
- 02 L 8aacaaa129ee7febd99b28c11578db58268719f130a202baf5dce11032f183fb
- 03 R d1d0ce435483894bee47a579e2763eb7ff3a4ef068539a629b9784c7bdffd9ff
- root 6d6ea6c73bb5717d400384915eb7898c643d7ce8e471ab2d803ea4c8421c7d8d