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 ₱474.7K contract to ARM ASIA CONSTRUCTION & ENGINEERINGMunicipalities
Transaction hash:
4bedd2b1a08da2e1abb9ae21fa32f9b33d3e19d00eb9ea6fb661e335d86fc0ff
Status:
Included and unchanged
Block:
#935 5,078 blocks after it
Position in block:
Transaction 1 of 8
Award day:
Aug 21, 2010 (16 yrs 2 mo ago)
Value:
₱474,693.74
Project:
Construction of farm to market road at Rimos No. 4, Luna, La Union
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 #935 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 2010-08-21.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 4bedd2b1a0…6fc0ffnow …
- 2. Block Merkle root changedstored 707d19f047…df895dnow …
- 3. Block #935 hash changedstored 88f9825aaf…933e64now …
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 4bedd2b1a08da2e1abb9ae21fa32f9b33d3e19d00eb9ea6fb661e335d86fc0ff
- 01 L 084083ad53bbc1e7287ba299244418607af3cdb55efffa48ebe3e668bce7b956
- 02 R 4ae40ad27212780201cb4516d6c94ed194186bd60257d0b813a6e92a84e4edb1
- 03 R f765d272c7f7883c6b2113ed0eab4762d23876a819cb3070c4b09807f368b63b
- root 707d19f04776a8575c39a5ca1d88ca8df72b5c715b6826136171982d8edf895d