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 - REGION VIII Award a ₱10.8M contract to YAKAL CONSTRUCTIONNational agencies

Transaction hash:

d0fdc095abd7175ea520791f02a04bf3c195e3bcb7da95e8ce27a6c2856f447f

Status:

Included and unchanged

Block:

#1,487 4,526 blocks after it

Position in block:

Transaction 67 of 80

Award day:

Jun 22, 2012 (14 yrs 4 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - REGION VIII

To:

YAKAL CONSTRUCTION

Value:

₱10,762,764.04

Project:

CID No. 12IO0030 Upgrading of Bagahupi-Babatngon-Sta. Cruz-Barugo-Carigara Road, Sta. 924+874 – Sta. 925+160, Babatngon, Leyte

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - REGION VIII

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 #1,487 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 - REGION VIII awarded it to YAKAL CONSTRUCTION on 2012-06-22.
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 d0fdc095ab…6f447fnow …
2. Block Merkle root changed
stored a1b03db284…50eb41now …
3. Block #1487 hash changed
stored 256829ad0f…213255now …

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

leaf d0fdc095abd7175ea520791f02a04bf3c195e3bcb7da95e8ce27a6c2856f447f
01 L cf5959c3c4f7142fd05649d2754c2bbb6e01e07491231eddc8bfd0f089be6508
02 L f36004e5156e5fd160200e31cbf29f065341b939eff498a5e71dff6ecbdc2f4e
03 R 1c75edd89f99c374999ede1a56193c5db41278dd9b6ac7b3cf3152a00fdff118
04 R 261e291d40ce829c49f0c64f16463b05fc694518b213fc8291d659f695675c72
05 R 5bcef6d96a9b624362b01a768c9d0fcbf08290ff19f9c34a31aa205640b4ac01
06 R e27a8f659b0a5d98291238641ace4963d8a07b4af2d661722d0e0394a8e6b46a
07 L 07c2cdab0b877eb948489d0f69ab4156b66a7a22076ee4268d44234d8c9a7e44
root a1b03db2842a1c907cb8e4b629c4cffc6d0a7307f29a014040e307b41650eb41