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 - LA UNION 2ND ED Award a ₱26.1M contract to VILLAR GENERAL CONSTRUCTION & SUPPLIESNational agencies

Transaction hash:

8a6eb152cbd48a87c554ee4416dfd367e5d1207810ff040369883e135a7b1ee5

Status:

Included and unchanged

Block:

#4,223 1,790 blocks after it

Position in block:

Transaction 89 of 163

Award day:

Sep 16, 2020 (6 yrs 1 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - LA UNION 2ND ED

To:

VILLAR GENERAL CONSTRUCTION & SUPPLIES

Value:

₱26,069,851.40

Project:

20AF0010

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - LA UNION 2ND ED

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 #4,223 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 2020 OO-2", i.e. the FY2020 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 - LA UNION 2ND ED awarded it to VILLAR GENERAL CONSTRUCTION & SUPPLIES on 2020-09-16.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 20AF0010: 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 2021-02-05). 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 8a6eb152cb…7b1ee5now …
2. Block Merkle root changed
stored 18094ae8e3…21ad0anow …
3. Block #4223 hash changed
stored 9321f8fa49…6c01b6now …

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

Merkle proof (8 steps)

How this one record is tied to the block's Merkle root, without needing the other 162 records. Each step hashes the current value together with the sibling shown.

leaf 8a6eb152cbd48a87c554ee4416dfd367e5d1207810ff040369883e135a7b1ee5
01 L 89d8b889d17b06464db41c0e7718ad420ef2a4f864d664fad5c5ea5ea0982ef1
02 R df2821b943e8a8fad6fcc11bfd9f048949cebf3d0638afcc9c2e58b2d61e5df9
03 R afe1cde039f874544680adce39190fb25536208b4736bf6236ab8cc54f3e1f7f
04 L 87b8c7d81e3ebf2df460735e62b9163ff4ad26bcb954f9d598fba589cd5c0e67
05 L d0e4e6ec609f7c2fb6ff12768a82097db6f2b083f5b7e2a41c36ece54c85c3e3
06 R 649e5fe88f5107b651abb8714df7b218d75318fce9aafe6f63872e16c01372ee
07 L 41e5dda34c5a8488089e955323653a79fa85d58d4e68d490237ec48fd2ef2ee2
08 R d38521f7aacaa87544b9213156593948d657d865227e4ce8a6a9b2bcd6e76f59
root 18094ae8e3f326177a5a083215a3c7664986c9a4fd2b513c05f9041d0c21ad0a