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 - NUEVA VIZCAYA 1ST Award a ₱4.7M contract to J.E.L. CONSTRUCTION & SUPPLYNational agencies

Transaction hash:

0c12854d6f73633ea3ecc19be93325d42555039d5614850249fafd442d8ce607

Status:

Included and unchanged

Block:

#4,121 1,892 blocks after it

Position in block:

Transaction 5 of 106

Award day:

Jun 3, 2020 (6 yrs 5 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - NUEVA VIZCAYA 1ST

To:

J.E.L. CONSTRUCTION & SUPPLY

Value:

₱4,696,020.36

Project:

Repair/Maintenance of FCDS along Magat River, Pait

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - NUEVA VIZCAYA 1ST

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 #4,121 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 - NUEVA VIZCAYA 1ST awarded it to J.E.L. CONSTRUCTION & SUPPLY on 2020-06-03.
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 0c12854d6f…8ce607now …
2. Block Merkle root changed
stored cce52cbd68…944046now …
3. Block #4121 hash changed
stored c5298167f1…f84edbnow …

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

leaf 0c12854d6f73633ea3ecc19be93325d42555039d5614850249fafd442d8ce607
01 L 0ab4ad93ed1d451d69b5a46a355de1db882830e9c04c9e9767ec4fc2136384ec
02 R 28ff88f0ebca1a4cedd6b829a97397948049fc825035aab1d1c54e2c865ac0a4
03 L a3520131077c80502a7fc1ba9fe339c2398fe464668ab713b9ad5dbf90709b16
04 R d019f68911bf9b6e95a346826b79c55649ffc16c44eb6464cfe4c26db0dd7dde
05 R ece1c9587e10d95dae8c2b144cf871a7da05553ee70ddf7788b93730213f1e04
06 R 8c1864879bd8d754a83db8c5827d1ea558cb92d5a5489f60a97380dd8cab13b4
07 R ce189fecc4a3e9ed39f4a3a4e522ff9977fa487c77f99902f63b342b268bb709
root cce52cbd682568b9c523d9c66e6f1555f6c341c9b8c90b86d824675952944046