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 ₱704.6K contract to KB KONSTRAK BILDING SOLUSYONSNational agencies

Transaction hash:

4877b7829201375a3b099c9afba85c2850dfef09ec7c3582b0951d2a51bdb503

Status:

Included and unchanged

Block:

#477 5,536 blocks after it

Position in block:

Transaction 8 of 40

Award day:

Nov 21, 2008 (17 yrs 11 mo ago)

From:

UNIVERSITY OF THE PHILIPPINES SYSTEM - DILIMAN

To:

KB KONSTRAK BILDING SOLUSYONS

Value:

₱704,585.60

Project:

Waterproofings and Miscellaneous Works, Engineering Library and Computer Science Building (ELCSB), 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 #477 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 2008-11-21.
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 4877b78292…bdb503now …
2. Block Merkle root changed
stored ef357ffd4f…7571ffnow …
3. Block #477 hash changed
stored 0c2fedfd47…9c8d51now …

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

leaf 4877b7829201375a3b099c9afba85c2850dfef09ec7c3582b0951d2a51bdb503
01 R 49ebba33628491f844be34b4435c7078a95142d0dcd0c769f18924ee8ec8d6e7
02 R a2ac5c6f29f1983ab7a9188dfde4e3c665104a89f4661264d1c5874461f5aa50
03 R 32e9987d1f31403a477ef3f6bcd353dbbcbc0be369220ab6ec66089e3f2f0cba
04 L 8d1725441d87c3b9701f433659d050ddf83d91cd5bc46b14ce9750613ba84118
05 R 9aa3a6b7eb85e7108adb2f041d6809da1a029f3d7f5a674e47bf9411842ff5ba
06 R 95c7bf3b5f8bafcb40c0c33668d2e6d9ba54c6a720140d140960399544559886
root ef357ffd4f256505415a0927c43d3fb77fbd9b57f12a019c6b54506d0d7571ff