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

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - MIS. OR. FIRST DEO Award a ₱1.5M contract to FLORIANE CONSTRUCTION & SUPPLYNational agencies

Transaction hash:

7973b0e86b18ef087eabe2fe057de4a9fa7c96d788ea0cc747a2835366d599c2

Status:

Included and unchanged

Block:

#1,496 4,517 blocks after it

Position in block:

Transaction 22 of 43

Award day:

Jul 2, 2012 (14 yrs 4 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - MIS. OR. FIRST DEO

To:

FLORIANE CONSTRUCTION & SUPPLY

Value:

₱1,533,232.62

Project:

Invitation to Bid for Contract ID No. 12KK0027-Cluster – IP - Repair/Rehab. of Waterworks System,1) Brgy. Bugdang, Talisayan, 2) Brgy. Calawag, Balingasag,3) Brgy. Nabataan, Binuangan, Misamis Orienta

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - MIS. OR. FIRST DEO

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 #1,496 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)
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - MIS. OR. FIRST DEO awarded it to FLORIANE CONSTRUCTION & SUPPLY on 2012-07-02.
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 7973b0e86b…d599c2now …
2. Block Merkle root changed
stored cefbbdc547…f657d4now …
3. Block #1496 hash changed
stored 4c6daf6574…7932bfnow …

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 7973b0e86b18ef087eabe2fe057de4a9fa7c96d788ea0cc747a2835366d599c2
01 R 7d73e49eb2ffb242b95ccc87a3dbb9b349146f494c0e76e31308858d9393a1cd
02 L 4cc5691b56ca9738c942af2fd38f3513f0437f67d3b986284440ba0d77826b62
03 L 27bd2c0bd383ad73fc6fc67079f5ea14af2c309261a5272625543fdbbc7d60fc
04 R e3216b6312d40c3f255115d121a50d1ad9cee690a2214e05bc0934b0b749be03
05 L 27c0f55fefa9e02362e232d7b8cb5cc6f16502608961c6ed5119294e81993e12
06 R 9e97127f5d59cc73e24d31c4e823bdd01e172728a421acb443222d4cdeadd40a
root cefbbdc54779b677c6a500e042446af597ffa5d2ec2f7e2957bdc86be8f657d4