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 ₱2.7M contract to ROSVAR ENTERPRISES & GENERAL CONTRACTORNational agencies

Transaction hash:

6465dad2d8a22225a9e10d552fbf2e62727e0dd4656750fda29761257dff62c2

Status:

Included and unchanged

Block:

#1,635 4,378 blocks after it

Position in block:

Transaction 9 of 31

Award day:

Dec 11, 2012 (13 yrs 11 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - LAGUNA SUB-DEO

To:

ROSVAR ENTERPRISES & GENERAL CONTRACTOR

Value:

₱2,733,278.56

Project:

12DP0125 Rehabilitation/Improvement of Drainage System along Lipa-alaminos road, Brgy. San Agustin and San Miguel, Alaminos

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 #1,635 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 - LAGUNA SUB-DEO awarded it to ROSVAR ENTERPRISES & GENERAL CONTRACTOR on 2012-12-11.
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 6465dad2d8…ff62c2now …
2. Block Merkle root changed
stored 44f46bccd8…68c300now …
3. Block #1635 hash changed
stored 1b8486bf19…857375now …

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

Merkle proof (5 steps)

How this one record is tied to the block's Merkle root, without needing the other 30 records. Each step hashes the current value together with the sibling shown.

leaf 6465dad2d8a22225a9e10d552fbf2e62727e0dd4656750fda29761257dff62c2
01 L 6410912b2b42f755612523230348022a52cbfe9fa376d72c19cb57748070ca3e
02 R 61a7636e0e0d771f5f68f7f3026da9fa2042e14b3cd6495597f9a53882a11ca5
03 R 35725757bf6234f39098e35a1415ca46273f186d3d411a6d4c6505ebe524af8e
04 L 8a5296146115dee4a84fdc7a455fe0edbd246947cd58f514bd68aba69657c002
05 R f4e9f002bc727e132c1c743d60b6d07865f7576185721f65de0d0fc3ca4e40aa
root 44f46bccd80973f50b480d803b8e09374b978d5854fa012353e03e1dac68c300