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

API

Transaction action

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS-BULACAN 1ST DEO Award a ₱285.8K contract to A.R. LUSTRE JR. CONSTRUCTIONNational agencies

Transaction hash:

2e60b0bb34aa58cf5f5c44bfd0ac94302b9bd55fe5b879002646df3e59d57288

Status:

Included and unchanged

Block:

#599 5,414 blocks after it

Position in block:

Transaction 1 of 6

Award day:

May 15, 2009 (17 yrs 5 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS-BULACAN 1ST DEO

To:

A.R. LUSTRE JR. CONSTRUCTION

Value:

₱285,755.65

Project:

Package IX-MRA-08 Repair/Rehabilitation of school building Catmon E/S Malolos & Hagonoy C/S Hagonoy, Bulacan

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS-BULACAN 1ST DEO

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 #599 signature valid Demo key, proves nothing about the governmentPublic key

Linked records: from budget to payment

Bill Sec. 5

1. Appropriation
GAA line item · Sec. 5(b)
The award does not say which budget line pays for it.
Not published
2. Allotment release
SARO / allotment · Sec. 5(c)(iii)
Not published per project. DBM releases SAROs, but not linked to individual contracts.
Not published
3. Cash allocation
Notice of Cash Allocation · Sec. 5(c)(iv)
Not published per project.
Not published
4. Contract award
Notice of Award (PhilGEPS) · Sec. 5(d)
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS-BULACAN 1ST DEO awarded it to A.R. LUSTRE JR. CONSTRUCTION on 2009-05-15.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
No matching DPWH contract record (only DPWH contracts are listed with progress).
Not published
6. Payment
Disbursement voucher · Sec. 5(c)(viii)
Not published. No public source shows how much of this contract has been paid.
Not published
7. Completion
Certificate of completion · Sec. 5(d)
No completion certificate published.
Not published
8. Audit
COA annual audit report · Sec. 5(e)(iii)
No COA finding linked to this contract.
Not published

1 of 8 documents found, 0 partly. Under CADENA every step would be published within 7 working days and linked to this record.

Tamper test: try changing this record

Demo

Edit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.

Contract amount (₱)

1. Record fingerprint changed
stored 2e60b0bb34…d57288now …
2. Block Merkle root changed
stored a31da72819…ce6b08now …
3. Block #599 hash changed
stored b022894a14…25b418now …

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 5 records. Each step hashes the current value together with the sibling shown.

leaf 2e60b0bb34aa58cf5f5c44bfd0ac94302b9bd55fe5b879002646df3e59d57288
01 L 2e486499da06dcfbeeb0334f4eb469070d270303cbb50f74884f175342f17542
02 R 393c9262af04b637ef648d942ab8b733e3fdea59e062faf24b9e68876a8811ff
03 R 8df95175e195d92cfbeed899dffa13e311a51602697049b856f45443b958d087
root a31da72819ebf081e24c520368d86893021d6a4a7a43d716cdc2a96473ce6b08