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 ₱11.8M contract to RNS CONSTRUCTION ENGINEERINGNational agencies

Transaction hash:

8f1fd36421da2ea0c86aa38d394d78e08e6d0b6f1ae64f22bb7b6302d22ea975

Status:

Included and unchanged

Block:

#4,196 1,817 blocks after it

Position in block:

Transaction 137 of 243

Award day:

Aug 18, 2020 (6 yrs 2 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - NORTH COTABATO 2ND

To:

RNS CONSTRUCTION ENGINEERING

Value:

₱11,819,922.54

Project:

20MD0135

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 #4,196 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)
DPWH lists the funding source as "Outside Infra - GAA 2020 DA FMR", i.e. the FY2020 GAA. The exact UACS line is not given.
Partly
Open
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 RNS CONSTRUCTION ENGINEERING on 2020-08-18.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 20MD0135: Completed, 100% physical progress.
Found
Open
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)
DPWH marks the contract "Completed" (end 2021-01-05). The certificate itself is not published.
Partly
8. Audit
COA annual audit report · Sec. 5(e)(iii)
No COA finding linked to this contract.
Not published

2 of 8 documents found, 2 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 8f1fd36421…2ea975now …
2. Block Merkle root changed
stored 220d80651e…ff8b3enow …
3. Block #4196 hash changed
stored 3313d72647…6fa238now …

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

Merkle proof (8 steps)

How this one record is tied to the block's Merkle root, without needing the other 242 records. Each step hashes the current value together with the sibling shown.

leaf 8f1fd36421da2ea0c86aa38d394d78e08e6d0b6f1ae64f22bb7b6302d22ea975
01 L 8e64a6c75d07f44387301e234fa130988bd34984a1a11945f8947304ca1083cc
02 R 1d3fcdf71d9574e72b7f5457cbbf9fa6181b068b6773fac581bf2e14d9f20942
03 R 2584d534e51de4417dabf87e06c0471673212159179e5677a061a3c17a21562c
04 L 53a28240f5f00de57e1495c636d230727103aae7ae592c17c5588d73b5d437ab
05 R 3f1ce0a37d8c818dab4efbc978cfc95f85055180c33886d9144f02169427116f
06 R 8dd806d42cf45fb40ddb8723e804e1d372e9e7b7fa9dad4b514fe5242642e357
07 R b685e3e6e6fca5e1ea61b9b034cf9f9110dbc06bc93300ea6af8f6498184b7b5
08 L 9608f30ed33d8b9b3d928f5b95e546d913bc6cc414c2edba95fa67e84b024ec5
root 220d80651e00eeed8f461c6fe4b602be70a556d8c4195199a1a3ed92edff8b3e