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 - BULACAN 2ND DEO Award a ₱978.4K contract to WBX CONSTRUCTIONNational agencies

Transaction hash:

eb310640e9caa17cae7e97331865ebbaa4c98fe555c70b8feeb07618be1049fa

Status:

Included and unchanged

Block:

#1,218 4,795 blocks after it

Position in block:

Transaction 65 of 68

Award day:

Aug 16, 2011 (15 yrs 2 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BULACAN 2ND DEO

To:

WBX CONSTRUCTION

Value:

₱978,441.01

Project:

Rehabilitation of barangay road Bagbaguin-Mahabang Parang, Santa Maria, Bulacan

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BULACAN 2ND 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 #1,218 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 - BULACAN 2ND DEO awarded it to WBX CONSTRUCTION on 2011-08-16.
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 eb310640e9…1049fanow …
2. Block Merkle root changed
stored b765f26536…32e9c6now …
3. Block #1218 hash changed
stored 1d1b398439…b2cd2enow …

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

leaf eb310640e9caa17cae7e97331865ebbaa4c98fe555c70b8feeb07618be1049fa
01 L e7eb29a3edb6d3d35dedeb4c8618d2893db2fa93fc11f5516c7811afda39c2f5
02 R 726120b6e2a0a1ba3d2ff28717f9ad1aa96294001e1385be223b13d484165bb3
03 R a49a4fae4a568f5965bb765c806b9f8600456906ac1371e2800827afc4e272bb
04 R 0cb5551a462562b812a9a793641ddad716b9bfacbc286c1a46f676e7ea1cda16
05 R 7c875d49d2672826aa69d1c4082c3925c383f853e9441df5bf7d7f251bf376ee
06 R bd36c93af62145d394092a7f2921c4bb115530d902742d685a0fccadd3865267
07 L f09cad4dee8339fe7e3cc8abce07398f4d4078890cf89455590b2fc7a30fb984
root b765f26536d11816ce928401e9f192080d2b4d143ac21d8189cef401c632e9c6