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 - BULACAN 1ST DEO Award a ₱377.5K contract to ESN CONSTRUCTION & TRADINGNational agencies

Transaction hash:

aff89349accc4153a64bc6bd4752c330cfb197bd006f8c9680e02f88e7dd30e3

Status:

Included and unchanged

Block:

#1,444 4,569 blocks after it

Position in block:

Transaction 17 of 24

Award day:

May 3, 2012 (14 yrs 6 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BULACAN 1ST DEO

To:

ESN CONSTRUCTION & TRADING

Value:

₱377,500.00

Project:

Pilot Project using Enviroseal to stabilize Ordinary soils Cacarong Bata to Cacarong Matanda Road Pandi, Bulacan

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BULACAN 1ST 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 #1,444 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 - BULACAN 1ST DEO awarded it to ESN CONSTRUCTION & TRADING on 2012-05-03.
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 aff89349ac…dd30e3now …
2. Block Merkle root changed
stored 92ab7c15fe…a0fc7dnow …
3. Block #1444 hash changed
stored 6c856f73fa…12dfe7now …

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

Merkle proof (5 steps)

How this one record is tied to the block's Merkle root, without needing the other 23 records. Each step hashes the current value together with the sibling shown.

leaf aff89349accc4153a64bc6bd4752c330cfb197bd006f8c9680e02f88e7dd30e3
01 L ae4505f37bda7971a84e52680ebfe542c83f2afdabff1cc0237999d5d43483ba
02 R 63ce55ad792f004f646b02e43d6ad97dfb02c73970fc5953324f521681946ca4
03 R e9bd5b08d44528d09a6268aef4caaaab9b9225c7aba93a44c2be170e41644552
04 R 0c1ef7140b2898f56c9d40992f0b39d5d9c425a65838f2f63467a431acc915ba
05 L 3703cda87523c0806f6780c64e413b9f7cd608e70f23bff458c33ba6ff30a6ba
root 92ab7c15fe6edf0e2f6fad0a13717c625d0ae3e8adcadbe9fb723fea07a0fc7d