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 & HIGHWAYS - 1ST MM ED Award a ₱9.2M contract to ARMANDO U. KHONG HUN GENERAL CONTRACTOR, INC.National agencies

Transaction hash:

070e827fd1ffb58587ff3d3d25c06538108534c83fb18cdcf1286850cc2cf29d

Status:

Included and unchanged

Block:

#1,145 4,868 blocks after it

Position in block:

Transaction 2 of 24

Award day:

May 18, 2011 (15 yrs 5 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS & HIGHWAYS - 1ST MM ED

To:

ARMANDO U. KHONG HUN GENERAL CONTRACTOR, INC.

Value:

₱9,243,537.47

Project:

Construction

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS & HIGHWAYS - 1ST MM 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 #1,145 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 & HIGHWAYS - 1ST MM ED awarded it to ARMANDO U. KHONG HUN GENERAL CONTRACTOR, INC. on 2011-05-18.
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 070e827fd1…2cf29dnow …
2. Block Merkle root changed
stored 6207ecec28…165f00now …
3. Block #1145 hash changed
stored bae86371e9…35c1e3now …

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 070e827fd1ffb58587ff3d3d25c06538108534c83fb18cdcf1286850cc2cf29d
01 R 095eacdeae2a95968e4429de988651ca0b2189e2a6d5e6fbf6f6563c497ab21f
02 L a476100ed3111e1212cde52dbcf6f81947b910f3a014f7272e54e92d300d4937
03 R 05fe84d3e609c82dcea0c1168c72dda2c846c5f22efd693f194aec41115c742e
04 R 64320e47f0b52722c9baaee3c33a51272d0fe2ef867dd0c60a1060bfd1476203
05 R d73d037e46ec3bd0d5abb5705090aeea0a920a6ed2ce851333080993c514f610
root 6207ecec287bedd036e6cde690ed9b7da3ec2f757024958b24393951ae165f00