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 - BILIRAN ENGINEERIN Award a ₱9.4M contract to CHU CONSTRUCTIONNational agencies

Transaction hash:

87f037e930d5e4e6b0fc8365bff97725d3d784d4633f1e8a8e16b055cdb9cadd

Status:

Included and unchanged

Block:

#2,651 3,362 blocks after it

Position in block:

Transaction 4 of 8

Award day:

Jan 30, 2016 (10 yrs 9 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BILIRAN ENGINEERIN

To:

CHU CONSTRUCTION

Value:

₱9,400,000.00

Project:

15IA0169 Road Concreting of Brgy. Anislagan to Brg

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BILIRAN ENGINEERIN

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 #2,651 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 - BILIRAN ENGINEERIN awarded it to CHU CONSTRUCTION on 2016-01-30.
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 87f037e930…b9caddnow …
2. Block Merkle root changed
stored 8043ecc22f…5e9156now …
3. Block #2651 hash changed
stored 0dba7279d5…16e22bnow …

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

leaf 87f037e930d5e4e6b0fc8365bff97725d3d784d4633f1e8a8e16b055cdb9cadd
01 R 913111c7207242c2753579a2338acd1c413e80e5d654ea20f854698e5d51aa17
02 R 7305936066ee369d256fd60b95f2fc3852b7c10ffdfc67b7872d7cc99772aaf9
03 L 39538086c5754a004304adb4a5de8f2f7da806f139f2bc3545ca8e0dbc76c2d1
root 8043ecc22f5b1b23d813f7c57c0fa5ca343aebdf9d9d5c3371aff72cf25e9156