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 - BUKIDNON 2ND DEO Award a ₱9.1M contract to A.R. & MARK BUILDERSNational agencies

Transaction hash:

2ac3fce088a8fca868e3bfb2bd5d9348ad3309e74056cdc86ca0a5e366d18062

Status:

Included and unchanged

Block:

#2,135 3,878 blocks after it

Position in block:

Transaction 25 of 124

Award day:

Jul 23, 2014 (12 yrs 3 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BUKIDNON 2ND DEO

To:

A.R. & MARK BUILDERS

Value:

₱9,137,385.25

Project:

Building

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BUKIDNON 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 #2,135 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 - BUKIDNON 2ND DEO awarded it to A.R. & MARK BUILDERS on 2014-07-23.
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 2ac3fce088…d18062now …
2. Block Merkle root changed
stored 8184d12ccd…c30793now …
3. Block #2135 hash changed
stored 856dc3c299…c9ed47now …

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

Merkle proof (7 steps)

How this one record is tied to the block's Merkle root, without needing the other 123 records. Each step hashes the current value together with the sibling shown.

leaf 2ac3fce088a8fca868e3bfb2bd5d9348ad3309e74056cdc86ca0a5e366d18062
01 L 2a45c3b444e548b1a490b880aae1cc37f626c22e66136c2649c9322eb7d6d2af
02 R 1e76596efde1be71cd74db8653985ef65a0924d3b08be1e6842f60dfdb01cada
03 R 2b07ffec9e9c412c3ae1a171e82b22b442f39e3a03403b04709cb9c22ef1242e
04 L 56f509e6ec66aa726f3077a0e27ceedbb6b79eb756d0bbd2c6ac11ddaccfeacf
05 L 4b15147167641138efa9a29c784cefe48713f7b22abd3983ff22bc7cb49dd220
06 R 4c8b54d739f0102e15ba7119df45340a1657cffce7b9723a6bad639de04266a5
07 R 850122cdd34a57a2e4303613e4c519c7b4dd58317c24622074e2acd599729a32
root 8184d12ccd7ffdcdd8dc927414d48f9fd25458c94f56017dc38e3a306fc30793