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 ₱27.0M contract to C.S. RAYOS CONSTRUCTION & GENERAL SERVICES, INC.National agencies

Transaction hash:

1b2d52b6bc2c1df4e718bd0e2a05c44946795a404966f7d8055ca3e2d0e878d0

Status:

Included and unchanged

Block:

#412 5,601 blocks after it

Position in block:

Transaction 1 of 11

Award day:

Aug 27, 2008 (18 yrs 2 mo ago)

From:

NATIONAL POWER CORPORATION

To:

C.S. RAYOS CONSTRUCTION & GENERAL SERVICES, INC.

Value:

₱26,988,496.04

Project:

SPUG Diesel Power Expansion Project, Cluster 3, Sched. II - Tingloy DPP (New ABC, Re-bidding)

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 #412 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 C.S. RAYOS CONSTRUCTION & GENERAL SERVICES, INC. on 2008-08-27.
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 1b2d52b6bc…e878d0now …
2. Block Merkle root changed
stored 667a0ad359…4d9333now …
3. Block #412 hash changed
stored 8358bdacb8…16dc98now …

Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (4 steps)

How this one record is tied to the block's Merkle root, without needing the other 10 records. Each step hashes the current value together with the sibling shown.

leaf 1b2d52b6bc2c1df4e718bd0e2a05c44946795a404966f7d8055ca3e2d0e878d0
01 L 01b436c31070ca4a3ce7b927b388ebc35e68b1dd5e4e5fc466e52c56f27933ca
02 R 013eeedc11addfaf9d03ac58b6bce12291eb69d99c1ff438f2a2e53c927c0e1e
03 R a15d50080ff9646dd7cc8580b74429fc819c493ebc97e3826f10ef68bd5b07df
04 R dada3ce3d09486307fe36ef9a492f861d4b3b43516b9b81ed96dc513425a7976
root 667a0ad3596bd5b7d8d4e2fc0b5256982128068da79de4160fd8cd29404d9333