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 - CAMARINES SUR 5TH Award a ₱32.9M contract to RICHMAR CONSTRUCTIONNational agencies

Transaction hash:

f3fe99d082eabb065dc75f418e716e8e2b171e4342719282a863073fcbe1deee

Status:

Included and unchanged

Block:

#4,555 1,458 blocks after it

Position in block:

Transaction 204 of 216

Award day:

Sep 1, 2021 (5 yrs 2 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CAMARINES SUR 5TH

To:

RICHMAR CONSTRUCTION

Value:

₱32,928,226.33

Project:

21FN0076

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CAMARINES SUR 5TH

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 #4,555 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 2021 OO-2", i.e. the FY2021 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 - CAMARINES SUR 5TH awarded it to RICHMAR CONSTRUCTION on 2021-09-01.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 21FN0076: 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 2022-03-06). 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 f3fe99d082…e1deeenow …
2. Block Merkle root changed
stored b2adec6bd0…87b7d6now …
3. Block #4555 hash changed
stored d4ef9df625…7783fdnow …

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

leaf f3fe99d082eabb065dc75f418e716e8e2b171e4342719282a863073fcbe1deee
01 R f51e6a234776f915f0c9cc12560118cabc20745e3fb74411b4af3b5f93c2a8d6
02 R 6ef00649d74f4fca383214ec7bb50faf6fd76798475c70e1b1e634cbc60807a3
03 L 7d5a59b29191fdad31abcdd408dbf6b57f7af0ffafa8f8d9ffced8973f62578a
04 L d04ac33c169285e1ad484ee741c0a77fc12f8e8db93d8579b4f216af13501236
05 R 732a213594f275afb826e9c29b40494c515ba2e3cd565ea6277d8ef5615301b5
06 R 716cf5dbefe180ceb575f35a8dd1a9e01062e1f1cabe6ef96314c6ad00152eb2
07 L 382005ed31e202b4bb57f0dfac40be42d71c2ab3650b1fd5b80c89ffae364aa5
08 L 1870d41e2789ed1a15e7bafaa412301902009d6f73819dd89e2aaf6e3ec63384
root b2adec6bd08947fdd806d55219f72fe09a072c6eda4532aca49a7b789587b7d6