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 NORTHERN PHILIPPINES Award a ₱599.3K contract to GAMMADION CONSTRUCTION AND ENTERPRISES, INC.National agencies

Transaction hash:

5f08ad4e4337e5ee3a97a2b6e4c24c44ddffb545a596415fee5b6af3f544f981

Status:

Included and unchanged

Block:

#1,453 4,560 blocks after it

Position in block:

Transaction 13 of 43

Award day:

May 15, 2012 (14 yrs 5 mo ago)

From:

UNIVERSITY OF NORTHERN PHILIPPINES

To:

GAMMADION CONSTRUCTION AND ENTERPRISES, INC.

Value:

₱599,288.28

Project:

TILING AND ELECTRICAL WORKS OF THE STUDENT CENTER

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

UNIVERSITY OF NORTHERN PHILIPPINES

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 #1,453 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 NORTHERN PHILIPPINES awarded it to GAMMADION CONSTRUCTION AND ENTERPRISES, INC. on 2012-05-15.
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 5f08ad4e43…44f981now …
2. Block Merkle root changed
stored 790d60a48a…d2b9b0now …
3. Block #1453 hash changed
stored 3ccb1fdd09…6c1aeanow …

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

leaf 5f08ad4e4337e5ee3a97a2b6e4c24c44ddffb545a596415fee5b6af3f544f981
01 L 586f62883c3fcb3af043ee6cc9bb836dc27c7a2dba2d503ac1d6e92a812685a1
02 R 11719223ed69b0ed9c8cf28690b535880a20e3ca1d4dfee3925aa9ac204cec31
03 L b0e5c6317b4bbc2bbad3791e908fe5e8d554752611d309799467193b68492e7a
04 L 0b7b655de74ea3d9afe42ddb04864f1da2450687745e4ed820ea228792895692
05 R e30a5929ca8e5155f86928f9fc567a0448401d368542cfa3fe5f73cc15a6d315
06 R f7192d9488bf3a5f83899304808e0d0264c7a5335f9dcaaac73e83d601c219a6
root 790d60a48afa1f33f4c540a97792112e29b64f5ba5c5aca8791db6315cd2b9b0