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 - BATANGAS IV DEO Award a ₱56.0M contract to V.R. PATRON BUILDERS & DEVELOPERS CORP.National agencies

Transaction hash:

b4cfeb8d79cc5e97e37d88388ef019a816ffc90c1c86e923dd76a400dac3750f

Status:

Included and unchanged

Block:

#4,304 1,709 blocks after it

Position in block:

Transaction 83 of 123

Award day:

Dec 11, 2020 (5 yrs 11 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BATANGAS IV DEO

To:

V.R. PATRON BUILDERS & DEVELOPERS CORP.

Value:

₱55,975,790.00

Project:

20DD0038

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BATANGAS IV 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 #4,304 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 - BATANGAS IV DEO awarded it to V.R. PATRON BUILDERS & DEVELOPERS CORP. on 2020-12-11.
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 b4cfeb8d79…c3750fnow …
2. Block Merkle root changed
stored d0d2d3cfd9…e85b42now …
3. Block #4304 hash changed
stored 37b615508d…c42dccnow …

Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (7 steps)

How this one record is tied to the block's Merkle root, without needing the other 122 records. Each step hashes the current value together with the sibling shown.

leaf b4cfeb8d79cc5e97e37d88388ef019a816ffc90c1c86e923dd76a400dac3750f
01 L b4aa1878db656b5b78483beb20d364caac62079918d88c12b0a6d9169a76785e
02 L 866148ace2dd23cd9848b6cb8d4850b92783de6cedbf547b2e678d6bf71a90d9
03 R f9738a4b2e1802ab5abe3d28e0f399dcb01b0194d9b5ca3e923ca412aa0fec4f
04 R c957e44f281c5901df7d496ad995f7c00ba80c0d2fc1a297687b1586aed58dcc
05 L b18dfaed894605193a3a85621e0ca16f01ebf5032ebd4547d88ee5743d9c2e9e
06 R 7dc2831f03cb9f1f179f1d97d3934296dbf7338eeaea5be20919d0ddd3467f8d
07 L 95e520367dea6aa65a69466f9c1809ae6c17db3b06d9793f66441dcd24e58810
root d0d2d3cfd9f03c30420c824d0f42d894ddd2ce2a8e93607ae91ff16709e85b42