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

DEPED - RO1 - DIVISION OF ILOCOS NORTE Award a ₱1.9M contract to JBRC CONSTRUCTION CORP.National agencies

Transaction hash:

1dfcbf8b0fccc095a08e89f4ff0c28ad4cd057628611cf8dfa28a6926c042da6

Status:

Included and unchanged

Block:

#474 5,539 blocks after it

Position in block:

Transaction 1 of 8

Award day:

Nov 18, 2008 (17 yrs 11 mo ago)

From:

DEPED - RO1 - DIVISION OF ILOCOS NORTE

To:

JBRC CONSTRUCTION CORP.

Value:

₱1,918,682.39

Project:

Replacement & Repair of School Buildings Damaged by Typhoon Karen in DepEd Division of IlocosNorte

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPED - RO1 - DIVISION OF ILOCOS NORTE

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 #474 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)
DEPED - RO1 - DIVISION OF ILOCOS NORTE awarded it to JBRC CONSTRUCTION CORP. on 2008-11-18.
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 1dfcbf8b0f…042da6now …
2. Block Merkle root changed
stored 29234d421f…26f3a5now …
3. Block #474 hash changed
stored 7a9cf3cf5a…c33eadnow …

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

leaf 1dfcbf8b0fccc095a08e89f4ff0c28ad4cd057628611cf8dfa28a6926c042da6
01 L 0b1edc096310f938c69e344f24498a4c3b81b83c743db1afb7f77ae010b33c5e
02 R 44358eaf555c0c6927247e6366884758482784f2a55908b80f4c45895838923d
03 R d9a9c09ffeaa4af95d896da62913d4e14c9bf7b0b4fb866a4f6fbec623d86e61
root 29234d421fd656c17935d6a14cd05e10196f353628117ce723b20c7f3a26f3a5