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 - MIS. OR. FIRST DEO Award a ₱4.2M contract to SCP CONSTRUCTIONNational agencies

Transaction hash:

129fc062d68969cfef2ad3667a1653012994b8ea1e5530b46e5961dc09099aae

Status:

Included and unchanged

Block:

#569 5,444 blocks after it

Position in block:

Transaction 3 of 26

Award day:

Apr 1, 2009 (17 yrs 7 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - MIS. OR. FIRST DEO

To:

SCP CONSTRUCTION

Value:

₱4,206,247.47

Project:

Concreting of By Passed Road

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - MIS. OR. FIRST 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 #569 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 - MIS. OR. FIRST DEO awarded it to SCP CONSTRUCTION on 2009-04-01.
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 129fc062d6…099aaenow …
2. Block Merkle root changed
stored f0891822e5…199643now …
3. Block #569 hash changed
stored 4049a294fd…3c56c4now …

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

Merkle proof (5 steps)

How this one record is tied to the block's Merkle root, without needing the other 25 records. Each step hashes the current value together with the sibling shown.

leaf 129fc062d68969cfef2ad3667a1653012994b8ea1e5530b46e5961dc09099aae
01 L 0ad2ed0ad322408872e3d3eab7585f65c73a2fc8532f3bf5fb79959b677fc3f3
02 L d21b0eb84f201c0a4eb7c26c2280ef31fe617aab49c7a350f145989f43069b9b
03 R 231d6b4e997245b5ee033ae565711f198766e9edb77ca542c99478a1ffed8038
04 R 2179953cea3503ed71578726b025625a940cf3a91077c55ca1789c18735382ba
05 R 4d3e87618094a2da9ede7431473ca6343c3179ffd06abf1d4a1d56b86e2131f9
root f0891822e501595b5879bf1f93cf2f772967cb4bc197a841aebc68e7e5199643