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
PROVINCE OF LA UNION Award a ₱199.4K contract to ARV CONSTRUCTION & SUPPLY INC.Provinces
Transaction hash:
9bd2dc108adfca35df4a4d0456c3f0e0688055f59962112c39c90b493697d95e
Status:
Included and unchanged
Block:
#6 6,007 blocks after it
Position in block:
Transaction 5 of 10
Award day:
Nov 10, 2006 (20 yrs ago)
From:
Value:
₱199,400.00
Project:
Construction Of Additional Shed (2 Spans), Baroro Elementary School, Bacnotan
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 #6 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)PROVINCE OF LA UNION awarded it to ARV CONSTRUCTION & SUPPLY INC. on 2006-11-10.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 La Union gave a "not stated" 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 9bd2dc108a…97d95enow …
- 2. Block Merkle root changedstored 24f7cda5d1…ddb052now …
- 3. Block #6 hash changedstored 5ad41a947a…e284d7now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (4 steps)
How this one record is tied to the block's Merkle root, without needing the other 9 records. Each step hashes the current value together with the sibling shown.
- leaf 9bd2dc108adfca35df4a4d0456c3f0e0688055f59962112c39c90b493697d95e
- 01 L 69d6b6694bcd5ecd2f720ade2febe96bdc03f875e56a2901973bbcfb6b399658
- 02 R 194fb767d6a30b53e2d1d709256c2e15e04614f092dd9b35013236bb69292c28
- 03 L d3dc6e7b6156ba7ced97827ccb757c01cf9776bb69ea7abdf0a963d1c55b6043
- 04 R c8c009ef14656ae758c1c4c21ce3eee251d3db108a32d7adfc155fa526faed69
- root 24f7cda5d10df16c0dc5cb05ac2d5cd530c49a3cadc7cb276e4b9180c0ddb052