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 - COTABATO CITY SUB- Award a ₱22.8M contract to JARGON CONSTRUCTION & SUPPLYNational agencies

Transaction hash:

5f451df04442affdae02b34f3e798a97949ca0a98f7f4e55db0429616eec1e53

Status:

Included and unchanged

Block:

#1,788 4,225 blocks after it

Position in block:

Transaction 20 of 45

Award day:

Jun 27, 2013 (13 yrs 4 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - COTABATO CITY SUB-

To:

JARGON CONSTRUCTION & SUPPLY

Value:

₱22,794,220.49

Project:

Construction Projects

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - COTABATO CITY SUB-

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 #1,788 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 - COTABATO CITY SUB- awarded it to JARGON CONSTRUCTION & SUPPLY on 2013-06-27.
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 5f451df044…ec1e53now …
2. Block Merkle root changed
stored 010c0fc434…a1acd0now …
3. Block #1788 hash changed
stored 974892f2cf…383a11now …

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

leaf 5f451df04442affdae02b34f3e798a97949ca0a98f7f4e55db0429616eec1e53
01 R 614d63ea8e17cf1291a8a632354b5f3b2711ad293bd479d1a333a0655d76a722
02 R a3ccf9e31feb07334408f371ce685c58740ac431c68c6b72b971f31cee0433cb
03 L ec86647455aa29d1255fc4fe8cf4788d66962d3db201b25510eee9057a711cf9
04 R 3a8f9ad9bd267e118321a9a5f3dd083135bb56d334c4cc4150f363dc14839b96
05 L 013892257eb694050b61f4ce4ac6b41a4e822769fb9993a53d44c61c1f774f61
06 R bb3c3bd6ef583e0942688e4b3f4007aedf5c9a5b862df29e37f3cb588f46d9d0
root 010c0fc4343ceb23f2879cba042d9e0b3c4db8b83c859dc914620158c3a1acd0