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

DPWH NUEVA ECIJA 2ND DISTRICT ENGINEERING OFFICE Award a ₱4.9M contract to R.G. DELA CRUZ CONSTRUCTIONNational agencies

Transaction hash:

25a4eaa69e2215b9b8cb447403906a7cb98a7923835c3283ca3e698cab86adf2

Status:

Included and unchanged

Block:

#1,366 4,647 blocks after it

Position in block:

Transaction 8 of 43

Award day:

Feb 1, 2012 (14 yrs 9 mo ago)

From:

DPWH NUEVA ECIJA 2ND DISTRICT ENGINEERING OFFICE

To:

R.G. DELA CRUZ CONSTRUCTION

Value:

₱4,870,140.56

Project:

11-CF-0137 Repair/Rehab. of Sitio Pantoc-Hacienda Extension FMR, Brgy. San Francisco, San Antonio, N.E.

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DPWH NUEVA ECIJA 2ND DISTRICT ENGINEERING OFFICE

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 #1,366 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)
DPWH NUEVA ECIJA 2ND DISTRICT ENGINEERING OFFICE awarded it to R.G. DELA CRUZ CONSTRUCTION on 2012-02-01.
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 25a4eaa69e…86adf2now …
2. Block Merkle root changed
stored 500a71de6a…b6f515now …
3. Block #1366 hash changed
stored d8e25ade46…05d532now …

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

Merkle proof (6 steps)

How this one record is tied to the block's Merkle root, without needing the other 42 records. Each step hashes the current value together with the sibling shown.

leaf 25a4eaa69e2215b9b8cb447403906a7cb98a7923835c3283ca3e698cab86adf2
01 R 25c433f666a356f07d3ec4a2bf4a216397b04826e2f0a6b3a3bce1a763aec9ef
02 R f9d89dfeffff8d11b3f5f9026a3a0df5456eb1f737d4bc3bb85f5cc1cb89b4e6
03 R 278d360cb5321054dfb5571e5a26db03060ca22b52cfcb12eb8e5b2f421a7f63
04 L a56a9c84dfba1985787ea234601698105f4ebf7e348e09264bc1318ba1dd94e3
05 R 46f6e440e5ff94934addc190e72419010071ba9efaab8e7e81fe6c888e885bca
06 R 1200903dc78b51c7815b0320d705f7d693ffc6d4c651012c9017dbafee5edcb1
root 500a71de6a10dd329f2bf5cef38a122d017fda4af8839acede4012596ab6f515