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 - CAVITE SUB-DISTRIC Award a ₱7.5M contract to N.B. AVILA CONSTRUCTION - CAVITENational agencies

Transaction hash:

95a040d1cd4701823f6e70ba4d0448aaf46ee19e2aab36aa818daa7abab64ec2

Status:

Included and unchanged

Block:

#1,278 4,735 blocks after it

Position in block:

Transaction 32 of 61

Award day:

Oct 27, 2011 (15 yrs ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CAVITE SUB-DISTRIC

To:

N.B. AVILA CONSTRUCTION - CAVITE

Value:

₱7,528,362.38

Project:

Road Widening and Construction of Covered Canal at Sampaguita St., Brgy. Kayquit III, Indang, Cavite

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CAVITE SUB-DISTRIC

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 #1,278 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 - CAVITE SUB-DISTRIC awarded it to N.B. AVILA CONSTRUCTION - CAVITE on 2011-10-27.
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 95a040d1cd…b64ec2now …
2. Block Merkle root changed
stored 45ec82544d…1ce5fcnow …
3. Block #1278 hash changed
stored ead8496304…4c9238now …

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

leaf 95a040d1cd4701823f6e70ba4d0448aaf46ee19e2aab36aa818daa7abab64ec2
01 R 96dc60302c8639ad2e5d31fafc01d66424204bf9815a223c67a1d5d5a1fe5e4d
02 R 1177ed3b17f73d9cde2f325a1e0f11cd03763fc4babb8136fd8dac64beeed143
03 R cef6cd1bce040a99fe2f11496fd704d7df2422defc43e149fce0537bb485a515
04 R e9030b6eb2c73557cde693267b0236f64dfeaedcd89de0605844d46995b17906
05 R db1c45b809cfa9f7d6637677c323f2b3a923e7f99cd017a8bd8dc244d004f970
06 L 8231908fb429cabe11d20cbe75de22728ff3c49b1657079c95190a0e22cc1091
root 45ec82544dd4869f9729271288a1dabaa0e851cf0cddc6ca6a3043141f1ce5fc