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 - CAVITE - SUB-DEO Award a ₱4.9M contract to KLDS TRADING & CONSTRUCTIONNational agencies

Transaction hash:

191fd5bdf71d574eade5f640184935d50d8d125bcef00757ae948a7926206baf

Status:

Included and unchanged

Block:

#1,373 4,640 blocks after it

Position in block:

Transaction 7 of 66

Award day:

Feb 8, 2012 (14 yrs 9 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CAVITE - SUB-DEO

To:

KLDS TRADING & CONSTRUCTION

Value:

₱4,883,945.35

Project:

Assets Preservation of National Roads Generated from Pavement Management System/Highway Development and Management – 4 (HDM-4), Rehabilitation/Reconstruction/Upgrading of Damaged Paved National road

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CAVITE - 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 #1,373 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 - CAVITE - SUB-DEO awarded it to KLDS TRADING & CONSTRUCTION on 2012-02-08.
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 191fd5bdf7…206bafnow …
2. Block Merkle root changed
stored 9a41fb65e0…9e7d8dnow …
3. Block #1373 hash changed
stored bb6a139031…5916ddnow …

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

leaf 191fd5bdf71d574eade5f640184935d50d8d125bcef00757ae948a7926206baf
01 L 18225fb54c88e834d7102fe21b376103fe572943db4b35c408536ffbfd846bd2
02 L 6137c506f434b8b7a29790a108d05c19eecedc250b4d72b68a1e7edfbd6c7c33
03 L 3ef6ae6c3e94c126ade14003d2b5f2ea5820d094ec12004b4fcf9e1c5377b64f
04 R 8390121e2bf3005b4bdc9be78e269a64c51781cb504e43e08c302a8722ce6aa3
05 R 671c742831a4abd860e075a75067f3ee976720acfe76ca6115a41141f3424e09
06 R 7a2c6be0a8522b452468d5ef390b23ba6866aba8dd1d4c54e84ed93ffaa5991c
07 R 74912682854084a1740614b9ec5f5bc12f3089a5b06f64045d60c7d7c985aabf
root 9a41fb65e031c7dd07ce8baee21f6572d7cf4d11e3e099a1ab59e4df369e7d8d