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 - ILOCOS NORTE 2ND D Award a ₱19.8M contract to DJCM CONSTRUCTIONNational agencies

Transaction hash:

4145cde9ec0be38e7bb7d54620e06438b7516493793217c23a29b6daad173cc6

Status:

Included and unchanged

Block:

#1,349 4,664 blocks after it

Position in block:

Transaction 29 of 109

Award day:

Jan 13, 2012 (14 yrs 10 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ILOCOS NORTE 2ND D

To:

DJCM CONSTRUCTION

Value:

₱19,826,678.10

Project:

Rehabilitation/Reconstruction/Upgrading of Damaged Paved National Roads Generated from PMS/HDM-4 along Manila North Road KO472+030 - KO472+670 (Raising of Grade)

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ILOCOS NORTE 2ND D

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 #1,349 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 - ILOCOS NORTE 2ND D awarded it to DJCM CONSTRUCTION on 2012-01-13.
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 4145cde9ec…173cc6now …
2. Block Merkle root changed
stored d8431eda1f…382044now …
3. Block #1349 hash changed
stored 9b60b03a89…cf8881now …

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

leaf 4145cde9ec0be38e7bb7d54620e06438b7516493793217c23a29b6daad173cc6
01 L 40f22f1e45967ad7751815dad0a3d5166ced845e68e746f73dce425af0605042
02 R e0931b60b3ab36a96066a7b3360488910e82b8691c2ede052b485668d1a24088
03 L c51d1420173bb5b6662982aa38fe737f803666adcc557ba0e3dd38682519fd11
04 L df1b8d38a1398b861fc91593b632ce30454d1ea6fe61ae48c539925537a1245c
05 L 524d25449b9034bbdd2e8bdb98ca719ec09bbea428a4004e4ab8f0c247f489f6
06 R fe4fc6d9f3f5097492f16f87e0e8028ae6813b9c3541d3727a85c0cd1c73e7bd
07 R 71dc86e9a6c081b8e75260d6966b215c6c981762defccadf4435451562cb13bd
root d8431eda1fabb275d8dea3fa9552d6b90533eb11be7cdaf6ed56b337c7382044