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 ₱988.5K contract to WBX CONSTRUCTIONNational agencies

Transaction hash:

9f9c95dbbd5cae3368e99fe287a91f85d7f8d182f306e66be0ccf2fb235e2bec

Status:

Included and unchanged

Block:

#735 5,278 blocks after it

Position in block:

Transaction 39 of 59

Award day:

Nov 17, 2009 (16 yrs 11 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS-BULACAN 1ST DEO

To:

WBX CONSTRUCTION

Value:

₱988,522.83

Project:

Completion of multi-purpose building Cutcot, Pulilan, 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 #735 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 2009-11-17.
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 9f9c95dbbd…5e2becnow …
2. Block Merkle root changed
stored 0c8c46249e…1e1e27now …
3. Block #735 hash changed
stored 8c220afa28…7e68f4now …

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

leaf 9f9c95dbbd5cae3368e99fe287a91f85d7f8d182f306e66be0ccf2fb235e2bec
01 L 9ed631b061bd6de73453ce4ca14b4e13a5fbf123bab21c5a08d63a16ce2348f5
02 L 0cdfb137e95ca69faf6f07f73e7414d22272d4427f7ec845b96446f458f50f6b
03 L bfd8bcd470f1020e3aa8ef47c93e6508f764cf01d36180dfc948b822c2c7cecf
04 R 9bf37f7b540dcdc636de80708800bc7bd583bf49a51d9b5490d6b747170a4116
05 R e22a602544243ac8556b9eb944114f5797e0acbf6760d9356af153ec689e90bb
06 L 935fa84205094258f8567ec3b92b780e905bc6e7840cbe73f60126f3570ea441
root 0c8c46249e400cd6a43a2cf6c9721767501009d87ced03e0218d65c2721e1e27