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 - AKLAN DEO Award a ₱296.5K contract to G.F. ROVERO MERCHANDISINGNational agencies

Transaction hash:

2d32445d57e5f7199e98eb350f45cdc486c8f76e89a3f3785368eb0abb4ec4bb

Status:

Included and unchanged

Block:

#1,581 4,432 blocks after it

Position in block:

Transaction 6 of 41

Award day:

Oct 9, 2012 (14 yrs 1 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - AKLAN DEO

To:

G.F. ROVERO MERCHANDISING

Value:

₱296,533.54

Project:

Construction of Multi-purpose Building, Brgy. Poblacion, Malinao, Aklan

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - AKLAN 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 #1,581 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 - AKLAN DEO awarded it to G.F. ROVERO MERCHANDISING on 2012-10-09.
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 2d32445d57…4ec4bbnow …
2. Block Merkle root changed
stored 8143b7fe3a…0cd48fnow …
3. Block #1581 hash changed
stored 7fc0f94cdc…74e872now …

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

leaf 2d32445d57e5f7199e98eb350f45cdc486c8f76e89a3f3785368eb0abb4ec4bb
01 R 34574fff25f4f1a33fcd46bc297d0e3fd7cc6f044977a07a812971187fb951d6
02 L af72f536426897137b56f09ebf75a38f251c7f04bf51f86bed102a6ddedf7ff6
03 L 82232c4a5b9272da8c60423fb953d3e1ee06dd4af8c7e1090648fbe2bd65c8b5
04 R 779f395b548d043002b2e0260fee1b9194003018deea7595ddf5fb0c4eb0686e
05 R 30bcc8b01b8d80aa978f86978a342e36d2ab3e30c1ef0ae300a8a061ea5275ca
06 R 75a7ca8568e6857624f0a8aa0486c97a7bab30f1e9e83d6b47d1689eaa79a0a5
root 8143b7fe3a7c602de5728436685e9954ad897028c7ef13d379c72dccb60cd48f