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 - SAMAR 1ST DEO Award a ₱1.8M contract to JFR CONSTRUCTIONNational agencies

Transaction hash:

64db8a41e7bf2f3432d6607cad2652232dfd91a5a734df53c47200426627103a

Status:

Included and unchanged

Block:

#2,177 3,836 blocks after it

Position in block:

Transaction 42 of 97

Award day:

Sep 9, 2014 (12 yrs 2 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - SAMAR 1ST DEO

To:

JFR CONSTRUCTION

Value:

₱1,769,750.27

Project:

CONSTRUCTION OF ONE (1) STOREY – TWO (2) CLASSROOM

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - SAMAR 1ST DEO

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 #2,177 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 - SAMAR 1ST DEO awarded it to JFR CONSTRUCTION on 2014-09-09.
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 64db8a41e7…27103anow …
2. Block Merkle root changed
stored 7ba828ed67…e19d93now …
3. Block #2177 hash changed
stored fa3c3f0bb1…e08fbdnow …

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

Merkle proof (7 steps)

How this one record is tied to the block's Merkle root, without needing the other 96 records. Each step hashes the current value together with the sibling shown.

leaf 64db8a41e7bf2f3432d6607cad2652232dfd91a5a734df53c47200426627103a
01 R 66c56be643443fefdeb5ab2b62c877a6fa8ef822de80b10317ca7c019827a836
02 L ba215a626ff204f6e8e75ff501ebddc596d6fa0f9b6f4ba3df16bffc0fd009f9
03 R cb7ece2be0796c8450ad664b877837356405a1c21233740135eb494dcda4788f
04 L 7a7cf8c064a7d257917c95a4a6120bd7347a1b4ba3d1ba54984b624e2dc3f440
05 R 04f8cfa24e942a98c966bdec63df396a24e4af63bfa29756b17bde91b7ac7557
06 L 870b5c90264dd03145c0760a691a8f120973f1264fc873ce684c08d854c066da
07 R c341bc60bea78ef79226a7a87ec6c5592e0d1e929acd92a425bc3b5bb1f2e248
root 7ba828ed6781d78ecf4cc6bc8a14eec2478f8b627be0d0a321c9cf80dee19d93