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 - CATANDUANES ED Award a ₱17.8M contract to ROLCO CONSTRUCTION AND DEVELOPMENT CORPORATIONNational agencies

Transaction hash:

5dec8614aa7f5bbfbd2b2e45231092dc83290719e003c9a4bdc15c7c596f46c7

Status:

Included and unchanged

Block:

#1,470 4,543 blocks after it

Position in block:

Transaction 20 of 57

Award day:

Jun 1, 2012 (14 yrs 5 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CATANDUANES ED

To:

ROLCO CONSTRUCTION AND DEVELOPMENT CORPORATION

Value:

₱17,833,510.20

Project:

ROAD UPGRADING (GRAVEL TO PAVED) BASED ON GRAVEL ROAD STRATEGIES, TRAFFIC BENCHMARK FOR UPGRADING TO PAVED ROAD STANDARD (HDM-4 PROJECT ANALYSIS),BARAS-GIGMOTO-VIGA ROAD, BENTICAYAN SECTION, BARAS, CA

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CATANDUANES ED

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 #1,470 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 - CATANDUANES ED awarded it to ROLCO CONSTRUCTION AND DEVELOPMENT CORPORATION on 2012-06-01.
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 5dec8614aa…6f46c7now …
2. Block Merkle root changed
stored 188f6ed330…a2b0dcnow …
3. Block #1470 hash changed
stored b4f0738779…8ba068now …

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

leaf 5dec8614aa7f5bbfbd2b2e45231092dc83290719e003c9a4bdc15c7c596f46c7
01 R 61c3517d5af431fa22d429e2263728a2dd6a7be433cf1d664e1877304c250c0a
02 R 7c270f3947136513d2bfd4b61c039d4a36218203d1f5cefb5c8b55a273ba272a
03 L d203d6529a1de151e7b24c151eca41d5120118036d38353df28cf48a98c0dc8c
04 R a39079e9d2a07c847a5bd30e7157943088ce78ab7b082d7bebdafce8d435087a
05 L 1494cab52f31b19da43f0aee588c4c42206b08a931c9a1632e493dc743751ab7
06 R 520b31fce9a285019945ed9de894850251cb0dd6aea6c220e7d0230b118c4709
root 188f6ed330f7b807006aa782c8484e2407525f5d30d2cf207868877a0fa2b0dc