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 VINTAR, ILOCOS NORTE Award a ₱349.3K contract to NORTHLANDER CONSTRUCTIONMunicipalities
Transaction hash:
d05ec3ec26e0c0d6a4e5dc59857e2fb4df6ebfd1cb6f6ea8b2868139b12a7331
Status:
Included and unchanged
Block:
#4,320 1,693 blocks after it
Position in block:
Transaction 206 of 238
Award day:
Dec 28, 2020 (5 yrs 10 mo ago)
Value:
₱349,325.07
Project:
Concreting of Farm to Market Roads at Brgy. 12
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 #4,320 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 VINTAR, ILOCOS NORTE awarded it to NORTHLANDER CONSTRUCTION on 2020-12-28.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 Vintar 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 d05ec3ec26…2a7331now …
- 2. Block Merkle root changedstored 38b4c3b39b…f03cd3now …
- 3. Block #4320 hash changedstored ec8c0060d3…e5fb57now …
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 237 records. Each step hashes the current value together with the sibling shown.
- leaf d05ec3ec26e0c0d6a4e5dc59857e2fb4df6ebfd1cb6f6ea8b2868139b12a7331
- 01 R d0d3c4e49673c06a888bbf286bc25a984c102828e641afed59034234c97dce4c
- 02 L d1e5fecaf09b23adeff57f8c79ce26e5a2550811ae674f79877b03c4fc26e344
- 03 L 727ba298c1217550d86fa8d2da0fe235c55630f35154a6db393599ca840d592c
- 04 L ce74e1641e494528db7311cad4bc542ee2d3cf3302bf40f28086fcaea85eb2aa
- 05 R 89d8f85ec7e91e0ad2cbc6dcade3b75570e356a6c6412ef4c855d8cbfd4eed1a
- 06 R bd47bf80479bac9e37106602387d7e0f0ad6138cef71c6f410e870dc8fae9980
- 07 L 97aa03351a0480027f8ec9b8b34d77620b6cff3934a8e7eb1edee2db89709f4c
- 08 L c6b338426ce1a5d3d17b189b9a43abc980e80caa71219ea1844c0ad9bab736a3
- root 38b4c3b39b1b1756e5be00c415a911300c1fb5be8aac693668b1e17f32f03cd3