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 - BOHOL 3RD DEO Award a ₱9.7M contract to LABB CONSTRUCTIONNational agencies

Transaction hash:

e29b48aed641e56a63fe987cc03e30f3908abdd81073988aa1620773c79dea3e

Status:

Included and unchanged

Block:

#5,198 815 blocks after it

Position in block:

Transaction 76 of 83

Award day:

Jun 28, 2023 (3 yrs 4 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BOHOL 3RD DEO

To:

LABB CONSTRUCTION

Value:

₱9,690,000.00

Project:

23HB0114

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BOHOL 3RD 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 #5,198 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 - BOHOL 3RD DEO awarded it to LABB CONSTRUCTION on 2023-06-28.
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 e29b48aed6…9dea3enow …
2. Block Merkle root changed
stored 851b0efd15…ff6449now …
3. Block #5198 hash changed
stored f7cfd9e515…e6b315now …

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

leaf e29b48aed641e56a63fe987cc03e30f3908abdd81073988aa1620773c79dea3e
01 R ec78934617dda59a9d228c791326b795cd3aafbf59b9f2d057e5c8972d8f4b39
02 R e5c2e299cb556168466d04e01618fee7e1560b7aabbe5abb506bf87178cf0313
03 L 2f69813bbc3cfdb18b539676d964f36b72ab5445b7db004e6f58e76ba7d673d2
04 L 16a87aa386a8d6ea6f720ef5612364e477976e645a68be4a4eb6c100f40b284a
05 R f9ec4c826fba71ab593b03cdec824e0bb9851292c677e77b27ed7788764e9a95
06 R 02a15eb07bf4de56fd3335721737616f7102fb9f1076e42e7f9678ce52185dc1
07 L ab2ab77f27a89b581f8cfbb4e1fd2bf91c0a7309c21849e193822e05dcba901c
root 851b0efd15ab09e50429af5dd778dbb112d7fb7931e5bd83dcb2faf7bfff6449