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 - TARLAC 2ND-DEO Award a ₱14.0M contract to CEDAR CONSTRUCTIONNational agencies

Transaction hash:

76c648bd182c5f2a5270c8f50bed64872defd2362b259e3b2036aa97416d8ace

Status:

Included and unchanged

Block:

#2,819 3,194 blocks after it

Position in block:

Transaction 47 of 111

Award day:

Aug 11, 2016 (10 yrs 3 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - TARLAC 2ND-DEO

To:

CEDAR CONSTRUCTION

Value:

₱13,968,176.43

Project:

16CK0085

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - TARLAC 2ND-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 #2,819 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 "Regular Infra - GAA 2016 MFO-2", 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 - TARLAC 2ND-DEO awarded it to CEDAR CONSTRUCTION on 2016-08-11.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 16CK0085: 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 2016-12-22). 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 76c648bd18…6d8acenow …
2. Block Merkle root changed
stored c0e9ac7b52…2bdc27now …
3. Block #2819 hash changed
stored 010e665824…789ab2now …

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

leaf 76c648bd182c5f2a5270c8f50bed64872defd2362b259e3b2036aa97416d8ace
01 L 73107545ff0df8d691ebb8d03e0199a008f27844bf596b3a53a0f73383dddc76
02 L 7c9292ef9be36ee820a7842a9dc92f8f0eb8b885b55e67b9aa78826970da61ce
03 L a4b13bad1c9cb99dc6a7170034c68900cc97272086503d1b1c6f8f535ea2854c
04 L fe0195d4ff82a6203288ab6b4ad4e28825f9fc8d3e5fb5c3768d6de6dfaa8efe
05 R 0d2f9f06fe36b294edf37498a2e58c8776d5975f060bd4e437081dec77556931
06 L 1417f2a5fa6212d309ca25d2abe7ccbb94c50beb279d8388f92eed7554d5ef85
07 R c75fadba8ddd1ac70eab2fa8f9c030e81c1fd406a046114811a3c0cfae4174ba
root c0e9ac7b52854f8a982d69c1e0f261e2fefad645703c9dbea74a9488112bdc27