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 ₱889.3K contract to APEX BUILDERSNational agencies

Transaction hash:

944ce857ace96d4dc5bb0439f7de9bc922401d29d158a7350dad0eded232cf27

Status:

Included and unchanged

Block:

#571 5,442 blocks after it

Position in block:

Transaction 4 of 7

Award day:

Apr 3, 2009 (17 yrs 7 mo ago)

From:

UNIVERSITY OF THE PHILIPPINES SYSTEM - DILIMAN

To:

APEX BUILDERS

Value:

₱889,250.03

Project:

Proposed Repainting and Miscellaneous Works, Engineering Library and Computer Science Building, 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 #571 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 APEX BUILDERS on 2009-04-03.
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 944ce857ac…32cf27now …
2. Block Merkle root changed
stored e4e0012f32…5067f5now …
3. Block #571 hash changed
stored 37bedacd78…09e5a5now …

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 944ce857ace96d4dc5bb0439f7de9bc922401d29d158a7350dad0eded232cf27
01 R d04ed1ef1b3b235ee91d5fcb2d1c53e752cc1fe32b3003571d8274de3d3ed970
02 R 60b6abf1c5c7484d88ef52eec1675cdc0738589e43aa3d9f5db53f94c1e63a7c
03 L 62e98a8d74ad5b0c3c74ac2ebf5395bd802259b1db82c93b59694950c68fafa7
root e4e0012f3252d18f1f90985f7e0f89c2f9e451512ca9d1947a6999fb405067f5