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 1ST DEO Award a ₱953.8K contract to WBX CONSTRUCTIONNational agencies

Transaction hash:

ca28c0cb0476d4e102b141983ca317516a12327338441bcf0afb16951ed2d4fa

Status:

Included and unchanged

Block:

#625 5,388 blocks after it

Position in block:

Transaction 8 of 9

Award day:

Jun 23, 2009 (17 yrs 4 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS-BULACAN 1ST DEO

To:

WBX CONSTRUCTION

Value:

₱953,750.50

Project:

Construction of standard two classroom school building (modified) at Sto. Nino P/S Pandi, Bulacan

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS-BULACAN 1ST 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 #625 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 1ST DEO awarded it to WBX CONSTRUCTION on 2009-06-23.
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 ca28c0cb04…d2d4fanow …
2. Block Merkle root changed
stored 6000f1e113…2a948bnow …
3. Block #625 hash changed
stored 1d69e872ab…afd19bnow …

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

Merkle proof (4 steps)

How this one record is tied to the block's Merkle root, without needing the other 8 records. Each step hashes the current value together with the sibling shown.

leaf ca28c0cb0476d4e102b141983ca317516a12327338441bcf0afb16951ed2d4fa
01 R ca28c0cb0476d4e102b141983ca317516a12327338441bcf0afb16951ed2d4fa
02 R 914bf80df5566ebf318d3ec3a7f3c31d65f56e949d7e627f184b56dba83cc271
03 R a12e07a06cd61a3351d457231d4c875dae75116b89009acc78014ef0a2dc07fc
04 L 1c53892c215651abb15dcd3787815bc75734c38e5ae236ebeea60c0d9cebfb93
root 6000f1e113b0d0db7450c336a63e48e492c7a742b77267144bf166684c2a948b