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

NATIONAL POWER CORPORATION Award a ₱6.5M contract to AFC BUILDERSNational agencies

Transaction hash:

16d59e68addadb2b0bc27fa2c0afaa05742638ea9d494a63ad50d1b89491d264

Status:

Included and unchanged

Block:

#4,793 1,220 blocks after it

Position in block:

Transaction 2 of 22

Award day:

May 5, 2022 (4 yrs 6 mo ago)

From:

NATIONAL POWER CORPORATION

To:

AFC BUILDERS

Value:

₱6,500,042.33

Project:

S1-BHP22-002 - Concreting of Pathwalk from Forebay

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

NATIONAL POWER CORPORATION

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 #4,793 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)
NATIONAL POWER CORPORATION awarded it to AFC BUILDERS on 2022-05-05.
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 16d59e68ad…91d264now …
2. Block Merkle root changed
stored b36fee7316…0830b8now …
3. Block #4793 hash changed
stored e612c6b2c6…58c875now …

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

leaf 16d59e68addadb2b0bc27fa2c0afaa05742638ea9d494a63ad50d1b89491d264
01 R 290e01df2b86711839d658f41793cb4401bb86c835c7dcf5559977b3b8b78223
02 L 6dffd3c4916ed789d4e12d0e28ca7d83bc17167d1537eb4ef48e3bc24fd1ea42
03 R 8fbc966fc7ab04b0c8379128e43d08ef723eeba2c902a5bffe5f6d06121aa265
04 R 1713ff5b7c68de5fe3558bad462ec634bfbadcb709b5323c6a989c1794c5ba7c
05 R e43474fd441c4c1dedb5df09a3e411d533a185711ec12a949764bf17291203a9
root b36fee73161c1387eee98b8ce61f68783471ed70a2abd0638c1e36977a0830b8