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 - ZAMBALES 2ND DEO Award a ₱667.4K contract to ECANGELES CONSTRUCTION & CONST. SUPPLYNational agencies

Transaction hash:

e8bf7d9b0e2ede6daecc433ca57f69a932ad9ffb15acdebac4ac97d237be4668

Status:

Included and unchanged

Block:

#1,509 4,504 blocks after it

Position in block:

Transaction 70 of 76

Award day:

Jul 16, 2012 (14 yrs 3 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ZAMBALES 2ND DEO

To:

ECANGELES CONSTRUCTION & CONST. SUPPLY

Value:

₱667,448.75

Project:

12CM0007 - Emergency Works/Provision of Drainage System at Malinta Creek along Subic-Philseco Road, Subic, Zambales

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ZAMBALES 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 #1,509 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 - ZAMBALES 2ND DEO awarded it to ECANGELES CONSTRUCTION & CONST. SUPPLY on 2012-07-16.
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 e8bf7d9b0e…be4668now …
2. Block Merkle root changed
stored 914bf7a32b…de40b8now …
3. Block #1509 hash changed
stored 79fd10507b…426627now …

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

leaf e8bf7d9b0e2ede6daecc433ca57f69a932ad9ffb15acdebac4ac97d237be4668
01 R e90834efbe81221b3ad29926f508c263c2a30260d35fa39d8cc1b70c4adb8e92
02 L 79c4246dd0955821f659574c23773fa55490e7caefe2cac5abca2966e5ba4238
03 L 6deb966a876f9e78611e0164d988f707f9451c0e960de8033ff5b10cebd4966c
04 R e6c6c14cad1e7b8169ae2a8cbe5aa2f7852229c06df0f97e240bab33f5100065
05 R ec5d5e27cb624a747ea41d36d52df3d92eaac959aa2eb0ba58ed12f7390bf16b
06 R f56b8797c33246a6b3402580ddb37d3442945c2efd2f57505646bfec185b9216
07 L f7ce270853458cb7fc8bcda120dbcd0104666d50283572d5478d5accf32fb9b2
root 914bf7a32bbd0f84108dff457248ba05b41bee6812709136036bfad079de40b8