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 - NORTH COTABATO 2ND Award a ₱563.6K contract to RDEN CONSTRUCTION & SUPPLYNational agencies

Transaction hash:

799d8b9a8fa7f8f4e5f8d5391b757879a9d56f0dd652bd48375e0cf169cd4aff

Status:

Included and unchanged

Block:

#1,915 4,098 blocks after it

Position in block:

Transaction 52 of 108

Award day:

Nov 12, 2013 (13 yrs ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - NORTH COTABATO 2ND

To:

RDEN CONSTRUCTION & SUPPLY

Value:

₱563,641.12

Project:

13-MD-0096

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - NORTH COTABATO 2ND

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 #1,915 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 - NORTH COTABATO 2ND awarded it to RDEN CONSTRUCTION & SUPPLY on 2013-11-12.
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 799d8b9a8f…cd4affnow …
2. Block Merkle root changed
stored a63850eb7a…cce664now …
3. Block #1915 hash changed
stored 1dbe844552…12deaenow …

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

leaf 799d8b9a8fa7f8f4e5f8d5391b757879a9d56f0dd652bd48375e0cf169cd4aff
01 R 7a1059bbe5b56092b7eb8001cac42332bc92444ff72ff904cd2d0b728abacd4d
02 R b052fe3422bcec4c7fab21396aeac4c21455ee56f0069a12f18c2606d0d464be
03 L 4e20838c1c7c796f0271ab4210bb24f02505828ce95ca99b6bd81054a786ce05
04 R 4d2810f35debf3fc37d7a74f3ac55dab8c3c1cde636348cbdfc262ac00856555
05 L 69e7cba8ea795d6d6163c5ea858674164bf8547696c0fe7c30ba8bc915872451
06 L 7472e88b1747cdfa919cb86bb73da49a627d6922d15342c4af8dc7e639b8720e
07 R bbc90111c7eb3fe89fde8ef3d052eecf6c3e14ecb006d82e4d5d48fd23608ffa
root a63850eb7afe2f55a805c9307cc796715300cedead984f870be1e9f949cce664