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 - PANGASINAN 3RD DEO Award a ₱27.4M contract to THREE W BUILDERS, INC.National agencies

Transaction hash:

8bd613d0fe5b87ead5f741fb1c8f8c5040aa3caebe0ee8ec23d63ec25716ea93

Status:

Included and unchanged

Block:

#1,188 4,825 blocks after it

Position in block:

Transaction 28 of 48

Award day:

Jul 11, 2011 (15 yrs 4 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - PANGASINAN 3RD DEO

To:

THREE W BUILDERS, INC.

Value:

₱27,383,479.39

Project:

Rehab./Reconstn/Upgrading along MNR a)KO191+000-KO192+367 b)KO199+000-KO200+375, Binalonan-Pozorrubio,Pangasinan

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - PANGASINAN 3RD 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 #1,188 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 - PANGASINAN 3RD DEO awarded it to THREE W BUILDERS, INC. on 2011-07-11.
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 8bd613d0fe…16ea93now …
2. Block Merkle root changed
stored 9ed82f4e68…5400f5now …
3. Block #1188 hash changed
stored 234ba8de98…2a1c19now …

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

leaf 8bd613d0fe5b87ead5f741fb1c8f8c5040aa3caebe0ee8ec23d63ec25716ea93
01 R 9014265a3386ddb5325dc7f0deda37f0509968ca5434f5eb50c40403bf7db29d
02 R 90f5f251447117da4a858168364fd1c08c5bf8f8b2a78d5b3a3fb975c1e9b4b4
03 L 78f8cad315c551a7992fc7461b6b2fb425b86905b52fb91935c7ec541334d71c
04 L 9047cdfe08eba317f0d0e1aa654b6329d216fc90dab074e1067155cc642e2d7f
05 L dde55f74335314273ca68eca4b07e9012e13cdf73b491e967c37673810992f56
06 R 9a4cf6b5730a7400d8ffcc5ae96f8dc18a27ca2b349fe584a2da7e18df91202b
root 9ed82f4e68e9a7930247333663daabf9abcda546b2805a9195e4b4b4785400f5