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 ₱9.0M contract to REYGEM BUILDERSNational agencies

Transaction hash:

7a55df6bad5abbd330dee23e311d7c3ca4442b7b92e4a69ab039caf298ca602a

Status:

Included and unchanged

Block:

#1,386 4,627 blocks after it

Position in block:

Transaction 43 of 79

Award day:

Feb 24, 2012 (14 yrs 8 mo ago)

From:

UNIVERSITY OF THE PHILIPPINES SYSTEM - DILIMAN

To:

REYGEM BUILDERS

Value:

₱9,023,571.54

Project:

PROPOSED RENOVATION OF ACCOUNTING, BUDGET, CASHIER'S AND VC FOR FINANCE OFFICE, PNB Building, Apacible St., University of the Philippines-Diliman, Q.C.

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 #1,386 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 REYGEM BUILDERS on 2012-02-24.
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 7a55df6bad…ca602anow …
2. Block Merkle root changed
stored 853e930d47…334b3enow …
3. Block #1386 hash changed
stored 70a204b939…6d3631now …

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

Merkle proof (7 steps)

How this one record is tied to the block's Merkle root, without needing the other 78 records. Each step hashes the current value together with the sibling shown.

leaf 7a55df6bad5abbd330dee23e311d7c3ca4442b7b92e4a69ab039caf298ca602a
01 L 774077e32aecbf78171b1b624be6a702d0810587e60941f78dbeb855880fa045
02 L 5e967c79955b2463627285d04ec94233162c6bfed0dc21f45e3496c433920857
03 R e96a482a2d4586389cb174ac44fe4cb00b5ff834a618e3ff851c8435ca8d2994
04 L e0b5e32dc89f6deaa885ea9b5baefbfb81264dd85181d02ad5f4d00a6ec49edb
05 R 0f53e1fd8c975c2b4b5e1506067b75802daa855d4195af126dadc3d35e75cf77
06 L d00b63be20175f699efd4370fd76f410f429d9899653352074b1bdf887362a41
07 R 191c1330ea8687334cfeea374c254835eb94dd12bd1e53547dc4ceebf55ffad3
root 853e930d47ff1ebe69a27a90275691be74695ce47d57ebfccd1f23c615334b3e