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 - CAGAYAN DE ORO CIT Award a ₱886.5K contract to WILPER CONSTRUCTION INC.National agencies

Transaction hash:

c71d3f11244d3c61bbd24e241be6fdf922064bfb5fb2060cf25f113ab4b00fb8

Status:

Included and unchanged

Block:

#1,121 4,892 blocks after it

Position in block:

Transaction 29 of 39

Award day:

Apr 15, 2011 (15 yrs 7 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CAGAYAN DE ORO CIT

To:

WILPER CONSTRUCTION INC.

Value:

₱886,496.16

Project:

11KD013 - Repair/Rehab. of Multi Purpose Building, Carmen, Cagayan de Oro City

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CAGAYAN DE ORO CIT

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 #1,121 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 - CAGAYAN DE ORO CIT awarded it to WILPER CONSTRUCTION INC. on 2011-04-15.
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 c71d3f1124…b00fb8now …
2. Block Merkle root changed
stored 8634f78d8c…4d74d2now …
3. Block #1121 hash changed
stored d4f801649c…57ed26now …

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

leaf c71d3f11244d3c61bbd24e241be6fdf922064bfb5fb2060cf25f113ab4b00fb8
01 L c645eeed9a482677023fdfb2d1a78ee288a94827fa6a7d99f4cb49b43b6726b0
02 R 6464c4728ae8a9e1d15232501acd975c217d9ffe2db686d4e60e5ec5a91fbfb1
03 L 4aba55f5cebb6bbd04d545ec7ca2a2a35287fcfcb550b58bbc78b158527d9826
04 L cb7bb51822db81b0cf8e31235010b8e2fc10ca53196336f2a2ce8de1690b7ae0
05 L 40307d870f79c44bcc72e2e4718a804bdf83d60b62c05ae1ccb81ffa213a58be
06 R 81a81b2c1463f90ed11e37038bd6001b82a3d63b0f5f377c38d97ad316388100
root 8634f78d8ca2b8ee2dedd3a34ced48004232d67c2b72c992e6fd6a08524d74d2