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 ₱1.9M contract to WBX CONSTRUCTION, INC.National agencies

Transaction hash:

65c8647dbb99a0ee4f1df6209ffb32eda85ecbb5afc200bfdd7aa221c121e4e9

Status:

Included and unchanged

Block:

#3,009 3,004 blocks after it

Position in block:

Transaction 74 of 177

Award day:

Mar 7, 2017 (9 yrs 8 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BULACAN 1ST DEO

To:

WBX CONSTRUCTION, INC.

Value:

₱1,862,361.29

Project:

Makinabang Local Road Baliuag, 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 #3,009 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)
DPWH lists the funding source as "Regular Infra - GAA 2017 LFP", i.e. the FY2017 GAA. The exact UACS line is not given.
Partly
Open
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, INC. on 2017-03-07.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 17CC0042: Completed, 100% physical progress.
Found
Open
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)
DPWH marks the contract "Completed" (end 2017-05-04). The certificate itself is not published.
Partly
8. Audit
COA annual audit report · Sec. 5(e)(iii)
No COA finding linked to this contract.
Not published

2 of 8 documents found, 2 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 65c8647dbb…21e4e9now …
2. Block Merkle root changed
stored f00c13f219…5f6cbenow …
3. Block #3009 hash changed
stored 7680c3b532…99226enow …

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

Merkle proof (8 steps)

How this one record is tied to the block's Merkle root, without needing the other 176 records. Each step hashes the current value together with the sibling shown.

leaf 65c8647dbb99a0ee4f1df6209ffb32eda85ecbb5afc200bfdd7aa221c121e4e9
01 R 65d65e7202299265f5e4e542c01773ffc8028f2a68df3ed9b573dbf4b659f23a
02 L f90cb82f13b22e583324c56f4af01bc50052981b23044c65473651eabaaf3e67
03 R ecf6944c060e99db34c1b9627f1e0264dd43b569fe72da5784b909ebf01c72aa
04 L ba6ae41768ac0637060c09b2bdfa9097dca1ae216d25d87f9e6f4c9a1a3b56a0
05 R cce499154c38ae4466956282de2f2a01e6af7242ee1edc77afbd7a0b7c767275
06 R 105cb07c04e59c4e246163e7ddff27bb954db72b4bb81b9ad57035009bd9388d
07 L 36e827bd7373a6a76361c57a626ff56395d3e707536e8b502c99fa7a12e26c19
08 R 46a65cffeba87050154acbb59edea0f3811ec9f73dd1dfcc7f9554d3abe0772a
root f00c13f2197e7d9a909180a72a5a1153d86ceac20bbcfb717212747a685f6cbe