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 - PANGASINAN SUB-DEO Award a ₱4.9M contract to P.T. DIAMOND MERCHANDISE AND CONSTRUCTIONNational agencies

Transaction hash:

2cd8e09340f3b00d6b4cb91f98e1bfdc92dbe3a97482a3fb591c953affa2613e

Status:

Included and unchanged

Block:

#1,431 4,582 blocks after it

Position in block:

Transaction 9 of 58

Award day:

Apr 17, 2012 (14 yrs 6 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - PANGASINAN SUB-DEO

To:

P.T. DIAMOND MERCHANDISE AND CONSTRUCTION

Value:

₱4,944,066.06

Project:

Repair/Rehabilitation/Improvement along Sta. Barbara-Mangaldan Road, Km.202+310 – Km.202+810 with exception Sta. Barbara, Pangasinan.

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - PANGASINAN 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 #1,431 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 - PANGASINAN SUB-DEO awarded it to P.T. DIAMOND MERCHANDISE AND CONSTRUCTION on 2012-04-17.
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 2cd8e09340…a2613enow …
2. Block Merkle root changed
stored bc55f0d054…5f8d89now …
3. Block #1431 hash changed
stored c54f8e0945…051d92now …

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

leaf 2cd8e09340f3b00d6b4cb91f98e1bfdc92dbe3a97482a3fb591c953affa2613e
01 L 2cd1237a60d5613e64c9f3ca4b535d35a9a3ee630e89596fb0ac399ac329ef91
02 R 94ea3ab9c62be9a1898b016d83f6ec56b19a12ba15455fd8c81de70c21e0f24f
03 R b3cb5bb7c7e15eafe4be25fba1e7173a09c819dffc34c5fae8522a3eee82cb9e
04 L 3b08f56704558886df704a5139f200df3a897494113eb73e8662255943ed15fe
05 R b09ac9bc814a69653d9eef4b698aae61befbba5448fb3ca6dd27d7bfef2d0a86
06 R 4b59e8024bff6b33d5417ba30906e69e30c16853634bebe550d186438bcd325b
root bc55f0d054608de978d7ee63a2250b345f68cdae2b7485356cac73f3f35f8d89