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 - QUEZON CITY 1ST DE Award a ₱2.9M contract to R.F. DIAZ CONSTRUCTIONNational agencies

Transaction hash:

5bfe1876dd43fb5f3baa3813d3f400abe82abbf38eb5df7ec9321d92cc0b82e8

Status:

Included and unchanged

Block:

#1,238 4,775 blocks after it

Position in block:

Transaction 15 of 41

Award day:

Sep 8, 2011 (15 yrs 2 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - QUEZON CITY 1ST DE

To:

R.F. DIAZ CONSTRUCTION

Value:

₱2,924,938.97

Project:

Rehab. of Road 5 St./Road 3, Brgy. Project 6, Q.C.

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - QUEZON CITY 1ST DE

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 #1,238 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 - QUEZON CITY 1ST DE awarded it to R.F. DIAZ CONSTRUCTION on 2011-09-08.
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 5bfe1876dd…0b82e8now …
2. Block Merkle root changed
stored 7b475ae6ac…25be1anow …
3. Block #1238 hash changed
stored 1b32854ec7…a43bb5now …

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

leaf 5bfe1876dd43fb5f3baa3813d3f400abe82abbf38eb5df7ec9321d92cc0b82e8
01 L 3d321397511cf56efe9132fdac55b3a9b983e06b1c959c66b94314abef16725b
02 L a0e9901f2ec385986999f9d3ce293b472af14b651db03897919a6d127770476e
03 L 161f68ceeb93eb805d4436f4e1eeb5d36569f915f3f1b3518b1f307b34ff5891
04 L 4a9ff8a41e2aca850ca70a4973dec19f9299759305503a60e98370db03d345c6
05 R 8d3ab50a751ff76f01deb2cf74d3e976972c68e29e088eeb7ad04582cb29815d
06 R 442ae8e544bb10eb9b19bb62037e07aa4ecbbb1807f7fa74c7d2a2008671281a
root 7b475ae6ac8fcde387dc5992d5c515c0c03d426b662251bb143168d40e25be1a