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 HIGHWAYS - CEBU CITY DEO Award a ₱1.8M contract to P.B. OBIAL CONSTRUCTIONNational agencies

Transaction hash:

bbff8127e5db5dafec0ef91c49ea3d38f45b4e3294deea14b0704790df9d1765

Status:

Included and unchanged

Block:

#1,254 4,759 blocks after it

Position in block:

Transaction 30 of 41

Award day:

Sep 27, 2011 (15 yrs 1 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS HIGHWAYS - CEBU CITY DEO

To:

P.B. OBIAL CONSTRUCTION

Value:

₱1,802,331.96

Project:

Cluster I-FCD a) Const of Flood Control & Drainage System, Brgy. Bacayan, b) Const of Flood Control & Drainage System, Brgy. Binaliw, c) Const of Flood Control & Drainage System, Brgy. Camputhaw and

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS HIGHWAYS - CEBU CITY 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 #1,254 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 HIGHWAYS - CEBU CITY DEO awarded it to P.B. OBIAL CONSTRUCTION on 2011-09-27.
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 bbff8127e5…9d1765now …
2. Block Merkle root changed
stored 2f6ddae688…3955f1now …
3. Block #1254 hash changed
stored 4f19fa8044…a48053now …

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 bbff8127e5db5dafec0ef91c49ea3d38f45b4e3294deea14b0704790df9d1765
01 R c3f4d6d86ec30e897e2a25e4eb5cefec969ba483ddee98903ab8810c0f8d8941
02 L a8a5091d2b581f0c079aa0809f44a57b72316f03abd89a4a373e3932a78bfc86
03 L d47c61926a80d72eb9bcf2943de5d82fc800071d3e969f058dbaa572ace7f9c3
04 L 765e1de94cc8b0d3193eaab1a19e3234fd5e9f12ed41eaf9d7adb373636790e1
05 L ee97e6cded1d2a9c2a3c958cf82e75474693c72dfea9684bd0976b4bf89287ac
06 R 4679bbac855f7862b3921eee6b7be29d58096d707e5688383c7c3ef1d5a85987
root 2f6ddae68824485b965412702fcf9c14802577f5ce2e880ab6936ccde23955f1