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 - LAGUNA SUB-DEO Award a ₱11.0M contract to POWER K CONSTRUCTION SUPPLY & SERVICESNational agencies

Transaction hash:

528d2e2bb8e66ab683fca1d7549efa34960dda3d182265dff3d841f60fddfe7d

Status:

Included and unchanged

Block:

#2,753 3,260 blocks after it

Position in block:

Transaction 33 of 114

Award day:

Jun 1, 2016 (10 yrs 5 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - LAGUNA SUB-DEO

To:

POWER K CONSTRUCTION SUPPLY & SERVICES

Value:

₱11,041,397.91

Project:

16DP0019

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - LAGUNA SUB-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 #2,753 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 "Outside Infra - GAA 2016 DepED BEFF", i.e. the FY2016 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 - LAGUNA SUB-DEO awarded it to POWER K CONSTRUCTION SUPPLY & SERVICES on 2016-06-01.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 16DP0019: 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 2017-03-02). 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 528d2e2bb8…ddfe7dnow …
2. Block Merkle root changed
stored 1fe5e4479a…7e48ccnow …
3. Block #2753 hash changed
stored b16688bc71…216e9fnow …

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

leaf 528d2e2bb8e66ab683fca1d7549efa34960dda3d182265dff3d841f60fddfe7d
01 L 5222b8ffd8931320d05ae40570e0ba1a533a00f3aef4fa2df22a2e02b3986f5b
02 R 68d71cf91bf1ea77a72c7f27d7416cb8406e483a9ab12ebf7ddb92115694730e
03 R f45f1b551016093d47ac6a6ad6d5e70071e7fc4347a95663c693c7458638c469
04 R a1f62555f7c7744c43cd4c0710c52cc0262c8a133a7ab1c5a87684f2bd849bd8
05 R 4b335bbb75a76df265ca09f1d26c2baf2d1b3da23965a972457d2ae13802d406
06 L 8a49b96db2445738dda1d5fbe3e461d45d375617843ef573eabfb5bc02cace8b
07 R 8adb63d006904eea3c3b26a0fea3aa5c9ebc214b69c5460e309ed7eb6e69c3e8
root 1fe5e4479ae79a9802edf4d11ebf3624eb11bf8d37c434ec6dbaa1ca047e48cc