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 2ND DEO Award a ₱1.5M contract to DQT BUILDERS CORPORATIONNational agencies

Transaction hash:

d18929aa7a478f16e29512e37e9dc641e6476a9f0f4a3838020585c9d3250b35

Status:

Included and unchanged

Block:

#1,079 4,934 blocks after it

Position in block:

Transaction 31 of 36

Award day:

Feb 22, 2011 (15 yrs 8 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - QUEZON 2ND DEO

To:

DQT BUILDERS CORPORATION

Value:

₱1,540,265.20

Project:

Completion of Spillway at Brgy. Kinatihan II, Candelatia, Quezon

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - QUEZON 2ND 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 #1,079 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 2ND DEO awarded it to DQT BUILDERS CORPORATION on 2011-02-22.
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 d18929aa7a…250b35now …
2. Block Merkle root changed
stored 8eee9620d5…c75e03now …
3. Block #1079 hash changed
stored ef351cb77c…c42eacnow …

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

leaf d18929aa7a478f16e29512e37e9dc641e6476a9f0f4a3838020585c9d3250b35
01 L cdd3e172a54b89d69be9e5ff3fe0e00e7b42e13fa4aa6899707cdb7574f76248
02 L 2a04333ab4dc5456c1be6921cee48eb83be0de4d4a1c2f4810f83d6dc315aa6e
03 L 0f81cf5fd9ef8fb1ea9d971fd1c11dab6cedd1680a8c18cebfa8621403a30b2f
04 L 40831ddd4d4791b307a68313f9fedb952041de34d0e4877e30053334e6e3c419
05 L 1fd16802ced5d0044dbb420328b2b7533bbf8789985279c6821b84f54b7e1cbb
06 R 6542640b4ec1dd7403a964cc26eaf71bead63da0e0399bf11c1d283d574174f8
root 8eee9620d547904015f1cffe7e50b9c2863cb5662a0e34f3a76eae022ec75e03