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 - SARANGANI DEO Award a ₱738.3K contract to ROCKSTONE CONSTRUCTION SERVICES & SUPPLYNational agencies

Transaction hash:

94f893272cd2ae1cd2f319d9a3eb1e67605d00905d25ca43baa76a7eb4ee3046

Status:

Included and unchanged

Block:

#859 5,154 blocks after it

Position in block:

Transaction 5 of 7

Award day:

May 12, 2010 (16 yrs 6 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - SARANGANI DEO

To:

ROCKSTONE CONSTRUCTION SERVICES & SUPPLY

Value:

₱738,278.25

Project:

09ME0165 Impvt of Driveway and Drainage System Alabel National Science High School

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - SARANGANI 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 #859 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 - SARANGANI DEO awarded it to ROCKSTONE CONSTRUCTION SERVICES & SUPPLY on 2010-05-12.
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 94f893272c…ee3046now …
2. Block Merkle root changed
stored 392a67214e…b36f60now …
3. Block #859 hash changed
stored 785f7be777…a868ffnow …

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

Merkle proof (3 steps)

How this one record is tied to the block's Merkle root, without needing the other 6 records. Each step hashes the current value together with the sibling shown.

leaf 94f893272cd2ae1cd2f319d9a3eb1e67605d00905d25ca43baa76a7eb4ee3046
01 L 70e9d97d0da94259fdb7882084fec67837450e84ffdbd9be0f4ac77cf3cb6e93
02 R 109a10133fbad03b135199dc139e71a9947b985c8a1517b59419acd7060d726d
03 L 9c2a9f1063c37963f1d907ff987550a8e305ac8bf29f55daf05612582133a858
root 392a67214e5768d447a71e68a13742917e8ed65e05afb05b5b4ba7bec2b36f60