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 - QUEZON 4TH ED Award a ₱475.0K contract to F. JIMENEZ CONSTRUCTION AND SUPPLYNational agencies

Transaction hash:

f4294e91da194eed8fa5d8fd2b33f6c8e51df2172ea036fe4ec1e88b888fc0e7

Status:

Included and unchanged

Block:

#1,432 4,581 blocks after it

Position in block:

Transaction 55 of 60

Award day:

Apr 18, 2012 (14 yrs 6 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - QUEZON 4TH ED

To:

F. JIMENEZ CONSTRUCTION AND SUPPLY

Value:

₱474,992.95

Project:

Improvement of farm-to-market road, Ilosong to Duhat, Plaridel, Quezon

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - QUEZON 4TH 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 #1,432 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 - QUEZON 4TH ED awarded it to F. JIMENEZ CONSTRUCTION AND SUPPLY on 2012-04-18.
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 f4294e91da…8fc0e7now …
2. Block Merkle root changed
stored 951bc4ccce…13ae75now …
3. Block #1432 hash changed
stored 21f9df5dd8…93f734now …

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

leaf f4294e91da194eed8fa5d8fd2b33f6c8e51df2172ea036fe4ec1e88b888fc0e7
01 L f02148ecf4efe002f48e2ad602e0414f6de3b521338fbdf2ead777d88caa0433
02 L 9ebcf96ba2f75cb6128f6cca2fe4a92d8086eec7ece6f25bd6854f9d3c7d159b
03 L 338f92cc7acc190aea3336a98557ce28d32bb461b81c8eb0ac8197fb04e66baa
04 R e945599e3839a1fbc8a9774da8ffb1050e634f6250b108fdeae57394a4c06b02
05 L 540818e44741afa89876a8f126bbcfab43b2397cade778547bb1e8203e5828c0
06 L 71c68350de6f8c9bd80aa3d44fca7801c81a39ae367511e929f7e3303b471f25
root 951bc4ccce9975e76df9090a26bfd6d08e857de516830975758a937cd113ae75