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

UNIVERSITY OF THE PHILIPPINES SYSTEM - DILIMAN Award a ₱1.5M contract to E.P. CORNEJO CONSTRUCTIONNational agencies

Transaction hash:

46bfc8d91c4d150247edf1a79d359a4e9e1d07b5d446f26cc603cad9b76493b8

Status:

Included and unchanged

Block:

#430 5,583 blocks after it

Position in block:

Transaction 2 of 3

Award day:

Sep 19, 2008 (18 yrs 1 mo ago)

From:

UNIVERSITY OF THE PHILIPPINES SYSTEM - DILIMAN

To:

E.P. CORNEJO CONSTRUCTION

Value:

₱1,465,400.00

Project:

Rehabilitation of CHE Annex Building, College of Home Economics, University of the Philippines Diliman

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

UNIVERSITY OF THE PHILIPPINES SYSTEM - DILIMAN

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 #430 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)
UNIVERSITY OF THE PHILIPPINES SYSTEM - DILIMAN awarded it to E.P. CORNEJO CONSTRUCTION on 2008-09-19.
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 46bfc8d91c…6493b8now …
2. Block Merkle root changed
stored e61593fd44…a893acnow …
3. Block #430 hash changed
stored b33f680229…155559now …

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

Merkle proof (2 steps)

How this one record is tied to the block's Merkle root, without needing the other 2 records. Each step hashes the current value together with the sibling shown.

leaf 46bfc8d91c4d150247edf1a79d359a4e9e1d07b5d446f26cc603cad9b76493b8
01 R 46bfc8d91c4d150247edf1a79d359a4e9e1d07b5d446f26cc603cad9b76493b8
02 L a7a53f3dcc63c44e3231feb178c8179b55e34bcf6816c814c055170f206cc3f5
root e61593fd44dde6b983dfbc0e47c8b45a1d952fe72b5676d1e1c5a5fc96a893ac