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 - CAMARINES NORTE ED Award a ₱4.3M contract to RIDERS CORNER CONSTRUCTION & GENERAL MERCHANDISENational agencies

Transaction hash:

b01d7daf749f2d76770e3fef2aa0aab6b9241c9c79a1096b8d04771328ee2cb0

Status:

Included and unchanged

Block:

#3,630 2,383 blocks after it

Position in block:

Transaction 21 of 33

Award day:

Dec 24, 2018 (7 yrs 10 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CAMARINES NORTE ED

To:

RIDERS CORNER CONSTRUCTION & GENERAL MERCHANDISE

Value:

₱4,266,835.96

Project:

18FC0232

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CAMARINES NORTE 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 #3,630 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 - CAMARINES NORTE ED awarded it to RIDERS CORNER CONSTRUCTION & GENERAL MERCHANDISE on 2018-12-24.
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 b01d7daf74…ee2cb0now …
2. Block Merkle root changed
stored 6790b34b31…0e62d0now …
3. Block #3630 hash changed
stored b8e77ab66e…6990bcnow …

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

leaf b01d7daf749f2d76770e3fef2aa0aab6b9241c9c79a1096b8d04771328ee2cb0
01 L a91683ad65cee54db955da3095fe0bed3368b41ef96a5783fc057d4a77e7489b
02 R 8515ab5673897292a1a42acac579794c741bfa9a712a5c62b13ee19f56cc6956
03 L 79d21f0bf689038c6d3d4928eac34abdd7d3b73a4bf5a51bb9e3e9cda9e0b6a0
04 R 0917a8481618f231b5fe661cb32911988bdc6286a1a94b6718335934307a795b
05 L 6c45a40c58f5ce52bbeb4e3896404562cc12f584a7670bc4949cca8501283055
06 R 2ed8d6a9b8ecdfc76ada79739cd3327fb2871a82f527cb59d873e1f5a4d521a1
root 6790b34b31ca38eb0ba013fd911f8732ae795e21dd8f24cc2017a2d6960e62d0