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:

8c0db3fd76d03995ee0862ea9a10ed2aade625157286ef6adb55a1f782a91b54

Status:

Included and unchanged

Block:

#1,065 4,948 blocks after it

Position in block:

Transaction 8 of 18

Award day:

Feb 4, 2011 (15 yrs 9 mo ago)

From:

UNIVERSITY OF THE PHILIPPINES SYSTEM - DILIMAN

To:

KB KONSTRAK BILDING SOLUSYONS

Value:

₱2,050,980.00

Project:

Proposed Re-roofing and Ceiling Rehabilitation Works at Sampaguita Residence Hall, 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 #1,065 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 2011-02-04.
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 8c0db3fd76…a91b54now …
2. Block Merkle root changed
stored b135c70fe7…228c2cnow …
3. Block #1065 hash changed
stored 1e87548777…b53cd9now …

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

Merkle proof (5 steps)

How this one record is tied to the block's Merkle root, without needing the other 17 records. Each step hashes the current value together with the sibling shown.

leaf 8c0db3fd76d03995ee0862ea9a10ed2aade625157286ef6adb55a1f782a91b54
01 R 8fc4f40bbbfda6142407d09e982e1cb4e9a6e711e3c4616fd082c9c626aee0b0
02 R 88da3957776d13d53e251ddb8ebca4f59877d6740a286849bb97e1c7f67b038c
03 R 479236c56e901753903b494a5bfa2a16d2415ae2e724fc7ff9fc4e9919584b53
04 L eb6b981666cfa39a69778fcff48b4ebc66cf5452cb1df49ed59dff86e1a379f5
05 R e3bfb76501526c6f76104a24ebc36889388c721ba6ecdf595bff00d8b96abf0f
root b135c70fe7e642ed26889097fa338c8eb161e458a04bd32b27da1e3f0f228c2c