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 CAGAYAN Award a ₱2.5M contract to JIRK CONSTRUCTIONNational agencies

Transaction hash:

bc98bfa045f68e35efaf7cbdb7d45c8e431505573b3435ebda98f966f8c47c3c

Status:

Included and unchanged

Block:

#3,640 2,373 blocks after it

Position in block:

Transaction 174 of 254

Award day:

Jan 3, 2019 (7 yrs 10 mo ago)

From:

DEPARTMENT OF EDUCATION - DIVISION OF CAGAYAN

To:

JIRK CONSTRUCTION

Value:

₱2,492,988.33

Project:

Electrification of Un-energized Schls(Solar Panel)

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF EDUCATION - DIVISION OF CAGAYAN

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 #3,640 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 CAGAYAN awarded it to JIRK CONSTRUCTION on 2019-01-03.
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 bc98bfa045…c47c3cnow …
2. Block Merkle root changed
stored 66067fa3bc…96ed63now …
3. Block #3640 hash changed
stored 4913168f1f…d15b3dnow …

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

leaf bc98bfa045f68e35efaf7cbdb7d45c8e431505573b3435ebda98f966f8c47c3c
01 R be84b5953c289373c479f6b8a1043a8263817d31c31fd44c75a07e29b896bb2b
02 L 668251b36a94de1a0ea75c4152a9ed35ecd6da33edf0e826b0fa058611227845
03 L 5252eed817f79e3b2c8e09af7d91726276f77093f8003e0d7e0074d63274b0d4
04 L 6a1baa64ebcbb858b5f2ce48a4eb70f9a392765a97e25bf8a9123564ae1223de
05 R 0dcc1b9aa5f0347eac825b40c9083b367b0dad61f1d73a5f5fc8f73872013c23
06 L 91d5cc0f5918a82440e96c97177c72d59b8efc6bc0939943b461efe4dc48fc3b
07 R 83c085cf7fa0c790733bcc149450fad38c5c3a667cc00d1d6d049df41a16386e
08 L 6e33f90e9335f80db3239882ac202a8f49cdd10599e554f57400fb14edf9a23f
root 66067fa3bc426e3aaa16ef7b48a4ced5b628314b2d5e81b1323fb41ec996ed63