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 - REGION XII Award a ₱4.8M contract to T-SQUARE BUILDERSNational agencies

Transaction hash:

bdf65c877fc67a9610fff3e97edf5fe136174d3e131ef19a87c5769072e01dc9

Status:

Included and unchanged

Block:

#450 5,563 blocks after it

Position in block:

Transaction 4 of 5

Award day:

Oct 17, 2008 (18 yrs ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - REGION XII

To:

T-SQUARE BUILDERS

Value:

₱4,812,624.82

Project:

Rehabilitation/Improvement of Datu Dani Flood Control, Kiamba, Sarangani

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - REGION XII

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 #450 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 - REGION XII awarded it to T-SQUARE BUILDERS on 2008-10-17.
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 bdf65c877f…e01dc9now …
2. Block Merkle root changed
stored 6d14a6789b…9fe11enow …
3. Block #450 hash changed
stored 70b38df9f3…bd9939now …

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

leaf bdf65c877fc67a9610fff3e97edf5fe136174d3e131ef19a87c5769072e01dc9
01 R bdf65c877fc67a9610fff3e97edf5fe136174d3e131ef19a87c5769072e01dc9
02 R 0e408e12efe52a08211a7282aa833d6481c00968d590abfb07682cc6769edc8d
03 L ff897b18a4a0d43e1f639a658af0939d524794aa23478b52faed593f44b6f851
root 6d14a6789b85f6dfb8302ca890aebebe32585a1a58fbe27707ccf599909fe11e