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 ₱2.1M contract to KB KONSTRAK BILDING SOLUSYONSNational agencies

Transaction hash:

ea21e9034bc156aaca87dbfce10725a6f990edc9cfb02af8749870b1c43cd0de

Status:

Included and unchanged

Block:

#1,038 4,975 blocks after it

Position in block:

Transaction 56 of 61

Award day:

Dec 30, 2010 (15 yrs 10 mo ago)

From:

UNIVERSITY OF THE PHILIPPINES SYSTEM - DILIMAN

To:

KB KONSTRAK BILDING SOLUSYONS

Value:

₱2,052,354.00

Project:

Proposed MSI Laboratory Animal Facility and MSI Chemical Wastehouse, Marine Science Institute, 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 #1,038 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 KB KONSTRAK BILDING SOLUSYONS on 2010-12-30.
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 ea21e9034b…3cd0denow …
2. Block Merkle root changed
stored 0170175ad9…b92e8cnow …
3. Block #1038 hash changed
stored 7f60e5cb9c…2d7ec2now …

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 60 records. Each step hashes the current value together with the sibling shown.

leaf ea21e9034bc156aaca87dbfce10725a6f990edc9cfb02af8749870b1c43cd0de
01 R f017b10956ad7410584f2602015a4d2f28af12a29bdcce24a06788ae0c79c436
02 R add988508b41b6b65222044e9d3a6c4985efa80d04562cc52c0e860911edadd9
03 R ed5f3f5f9b6cf597816a6b3ba890a9ace6de79eb59ff4e9f749ef98fca2b84e0
04 L b6f5d88c8949d055ac1aa1543494ab1392ff416362ab87d96ee44a13520de191
05 L 4e3b14669fee9055629b9e87ce3edda2586738fecef73bb966100d9a44f20fe5
06 L 24a6e0e068db2fcc4d197d0e687c5c42ec4dc781aa23e57f00b72249dd941aaf
root 0170175ad9badb0ed498cf19b3b05f686ebfeeecd213a1f97a8d2e0db4b92e8c