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 SUR 1ST DIS Award a ₱301.2K contract to 739 BUILDERSNational agencies

Transaction hash:

37dfd6efb7ef48a5f4082c4e0ab4c9796e9ade3394ecea57db379db0444e913d

Status:

Included and unchanged

Block:

#1,406 4,607 blocks after it

Position in block:

Transaction 9 of 45

Award day:

Mar 20, 2012 (14 yrs 7 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ILOCOS SUR 1ST DIS

To:

739 BUILDERS

Value:

₱301,212.65

Project:

Fabrication and Installation of Hexapods Along Mindoro Seawall, Brgy. Mindoro, Vigan City

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ILOCOS SUR 1ST DIS

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 #1,406 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 SUR 1ST DIS awarded it to 739 BUILDERS on 2012-03-20.
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 37dfd6efb7…4e913dnow …
2. Block Merkle root changed
stored 8cc4ba0120…fc95d9now …
3. Block #1406 hash changed
stored b38af11267…c966c9now …

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

leaf 37dfd6efb7ef48a5f4082c4e0ab4c9796e9ade3394ecea57db379db0444e913d
01 L 351ab245a6f0944e046c796868f72328cc774d962319283634ba00cd928f8347
02 R 827144714c2b7f091f8e70612afc59bf91cd6dc24e7139247a2627f10dcaea9e
03 R 77cf28ff4bf5cff338976669e7243045259e97ec2994a4d6dd39c4510286faa6
04 L 8e536935c1f5a262ce635e0227deb35598e3195e0f1fa5a2c734e2eb774279b7
05 R 9ff0443f4afe39827658553a6f7cf1dceada1478398aeb8ce857ccc482989400
06 R 6945ce6e5d70cb12f53789fea75824dda685dad35ee09f6a057c4e1ea5d31244
root 8cc4ba0120b8431a632a9ffe1ccdb2215cbb07844457164f0c86ac6226fc95d9