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 EDUCATION - DIVISION OF DAGUPAN CITY Award a ₱2.1M contract to ELMUEL JAY TRADING & CONSTRUCTIONNational agencies

Transaction hash:

a8c8cd12dfca2d9ff0173310adc3314ff3a74c50a01d7358a6482afae0634756

Status:

Included and unchanged

Block:

#3,196 2,817 blocks after it

Position in block:

Transaction 25 of 33

Award day:

Sep 21, 2017 (9 yrs 1 mo ago)

From:

DEPARTMENT OF EDUCATION - DIVISION OF DAGUPAN CITY

To:

ELMUEL JAY TRADING & CONSTRUCTION

Value:

₱2,083,591.62

Project:

Repair of Classrooms at Lasip Grande ES & Sabangan

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF EDUCATION - DIVISION OF DAGUPAN CITY

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 #3,196 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)
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 EDUCATION - DIVISION OF DAGUPAN CITY awarded it to ELMUEL JAY TRADING & CONSTRUCTION on 2017-09-21.
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 a8c8cd12df…634756now …
2. Block Merkle root changed
stored 95bd818ed8…ab5607now …
3. Block #3196 hash changed
stored 31c128e177…a827c5now …

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 a8c8cd12dfca2d9ff0173310adc3314ff3a74c50a01d7358a6482afae0634756
01 L a7e787769ea4a86e7d86c5f25e61404bd5181ef23df24777f3b04465b8efbe28
02 R 1fdc47c7c746f9c09ff963c783b4d7a7500e511934919fc907c0ca4a893c3127
03 R ea1f2a3100dcfae4bf19404c16b55a53b5dbfbe2234ae684cae33a87c818c293
04 L 7103bf9f1d522a3983d0c508a5c10c302bf5fd5794902e5648f590d4e8672c60
05 L da7ea53965ee8448a98827f1645ec90cb391bf48bd92df2d696ff882734d6584
06 R 11e1dec9ddc55f65b1b8d680104f66b3f4750125f5ec0cfe5bb2df30027ffae5
root 95bd818ed809fb9bf499665850c4a1725ecf823348a42a136123ce0a4cab5607