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 - NORTH COTABATO 1ST Award a ₱4.8M contract to WHITE YOUNG CONSTRUCTIONNational agencies

Transaction hash:

a53b30d948cdcfb66ee0da0e343d6d8321991578493bbd4c2d3613852643feae

Status:

Included and unchanged

Block:

#2,753 3,260 blocks after it

Position in block:

Transaction 65 of 114

Award day:

Jun 1, 2016 (10 yrs 5 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - NORTH COTABATO 1ST

To:

WHITE YOUNG CONSTRUCTION

Value:

₱4,791,592.57

Project:

16MC0172

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - NORTH COTABATO 1ST

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 #2,753 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)
DPWH lists the funding source as "Outside Infra - GAA 2016 DepED BEFF", i.e. the FY2016 GAA. The exact UACS line is not given.
Partly
Open
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 - NORTH COTABATO 1ST awarded it to WHITE YOUNG CONSTRUCTION on 2016-06-01.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 16MC0172: Completed, 100% physical progress.
Found
Open
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)
DPWH marks the contract "Completed" (end 2017-11-02). The certificate itself is not published.
Partly
8. Audit
COA annual audit report · Sec. 5(e)(iii)
No COA finding linked to this contract.
Not published

2 of 8 documents found, 2 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 a53b30d948…43feaenow …
2. Block Merkle root changed
stored 1fe5e4479a…7e48ccnow …
3. Block #2753 hash changed
stored b16688bc71…216e9fnow …

Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (7 steps)

How this one record is tied to the block's Merkle root, without needing the other 113 records. Each step hashes the current value together with the sibling shown.

leaf a53b30d948cdcfb66ee0da0e343d6d8321991578493bbd4c2d3613852643feae
01 L a482b772c6987ea5617ade8d6883ed05f06890747d0c0bd42200730635b3be89
02 R df9ebd67e9cb560bea76831110a55abf3089b05e0ffb63667ae804860946740c
03 R aefeebc7a95373f9ca4f09877de9f6630bd51ae983b6bad319b25935c3a87234
04 R 33c7ccc3a33fdf6b5a83c337ec4eb268d4b8eef2d1339a546c5f8d9abac97db3
05 R b0fe13dd131b2dc35e5c92aa49ad2d09be22ab1da885134d591a2f76647cb705
06 R 6f117275ef20388b8b503ebe15709de5aa7189ffaa614827dd9e5f098745d74b
07 L 080a876bc814adb417701ed72e44b3eb57136c1a522bea274a802a0980847ce9
root 1fe5e4479ae79a9802edf4d11ebf3624eb11bf8d37c434ec6dbaa1ca047e48cc