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 ₱4.1M contract to M.P. VILLEGAS CONSTRUCTIONNational agencies

Transaction hash:

5a8867c3b581ef2fc248ebdf1b9db42841f33b3175f1857ae330f40055e9c2bb

Status:

Included and unchanged

Block:

#304 5,709 blocks after it

Position in block:

Transaction 2 of 7

Award day:

Mar 28, 2008 (18 yrs 7 mo ago)

From:

UNIVERSITY OF THE PHILIPPINES SYSTEM - DILIMAN

To:

M.P. VILLEGAS CONSTRUCTION

Value:

₱4,103,533.04

Project:

Renovation of Kamia Residence Hall (Package 2 - North Wing), 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 #304 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 M.P. VILLEGAS CONSTRUCTION on 2008-03-28.
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 5a8867c3b5…e9c2bbnow …
2. Block Merkle root changed
stored e60c5912ad…0fe1b0now …
3. Block #304 hash changed
stored 35be663b88…7bbdaanow …

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

Merkle proof (3 steps)

How this one record is tied to the block's Merkle root, without needing the other 6 records. Each step hashes the current value together with the sibling shown.

leaf 5a8867c3b581ef2fc248ebdf1b9db42841f33b3175f1857ae330f40055e9c2bb
01 R 5d3fafbb237fc41e9566e8de4dfa9ceb810fc02791629e3781557fe7ef0761fb
02 L 3f86e7e4744cdc4e674af1edd5756a4d198df7374789e08c66f5479687bf1aca
03 R 366ce0b34e9352957798a4590df045f9906798ecde63d9a69da0539476a1158e
root e60c5912adf194cea24aa47e384c26edf32ad0106236627f611bba04650fe1b0