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 NAGA, ZAMBOANGA SIBUGAY Award a ₱126.5M contract to LONG ISLAND BUILDERS & CONSTRUCTIONMunicipalities
Transaction hash:
a7b562e58f2fe0ec9f92fc4010b17fcadc63ed34227cf747f766c5e486d7d6ee
Status:
Included and unchanged
Block:
#5,828 185 blocks after it
Position in block:
Transaction 30 of 47
Award day:
Apr 15, 2025 (1 yr 6 mo ago)
Value:
₱126,489,769.79
Project:
Construction Project
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 #5,828 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 NAGA, ZAMBOANGA SIBUGAY awarded it to LONG ISLAND BUILDERS & CONSTRUCTION on 2025-04-15.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 Naga 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 a7b562e58f…d7d6eenow …
- 2. Block Merkle root changedstored 290e2f7bfa…400f02now …
- 3. Block #5828 hash changedstored a9348ab5da…f31dcenow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (6 steps)
How this one record is tied to the block's Merkle root, without needing the other 46 records. Each step hashes the current value together with the sibling shown.
- leaf a7b562e58f2fe0ec9f92fc4010b17fcadc63ed34227cf747f766c5e486d7d6ee
- 01 R aa4b0caa88c235c8f98026d72a07b3ad6bb187adcbb89a3ea15542c0cd23260b
- 02 L 6059e2a4658235fc97d12dca1049962c990691883cf2dc9eaaef846aee300e3c
- 03 L 959b11eb0d87e0278e99698582a8e99e657b3f1d11c4d97bbd242c4855c78dae
- 04 L 3f909bd41ad884263512effa4ee6d5309ebdb081f430ff152aaa1d36b497a123
- 05 L c8781cb41bcdd724c9718baad6cff7165ce800ef95197a60fc255bc5bec8587b
- 06 R a6b7b2762760bc5a5459cd21932dd1d3038200ac4ed43ab0da0f7812bdc1637b
- root 290e2f7bfa30b17aeca0242ebea1c699bb6390b972834696c7c3db870b400f02