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 ₱475.1K contract to PROGRESSIVE DESIGN AND CONST.National agencies

Transaction hash:

30fcb7fd2e4e1278e795028f19bff0c8ee7e1a898f01850ad8bd282914bf3d77

Status:

Included and unchanged

Block:

#689 5,324 blocks after it

Position in block:

Transaction 2 of 7

Award day:

Sep 16, 2009 (17 yrs 1 mo ago)

From:

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

To:

PROGRESSIVE DESIGN AND CONST.

Value:

₱475,059.29

Project:

Rehabilitation of Farm-to-Market Road, Sitio Tapao, Brgy. Camanggaan, San Juan, Ilocos Sur

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 #689 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 PROGRESSIVE DESIGN AND CONST. on 2009-09-16.
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 30fcb7fd2e…bf3d77now …
2. Block Merkle root changed
stored 32f90bc442…c18257now …
3. Block #689 hash changed
stored ff220032b8…c6e196now …

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

Merkle proof (3 steps)

How this one record is tied to the block's Merkle root, without needing the other 6 records. Each step hashes the current value together with the sibling shown.

leaf 30fcb7fd2e4e1278e795028f19bff0c8ee7e1a898f01850ad8bd282914bf3d77
01 R 6fe33e32b23e21274600f4766ceeba2065e3cf964f9fb771f7dfb6b7d349abee
02 L 2e6dc8e3709311e8ba2e64d241eb6d678286dc028eba3c047c53bf57fef4d461
03 R 90858328617a39fa0787b35f5fce399affc958fe518c3c49c16cd35662d628ed
root 32f90bc4426a0cbc13860481ed1b81a8081574aa25e5b67a5c8ab62077c18257