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 1ST ED Award a ₱1.9M contract to A. A. DE VERA CONSTRUCTIONNational agencies

Transaction hash:

e2b855b6efc77a293a9d5aeac38f7a62fb95ea289932749b76f0b44c393e0446

Status:

Included and unchanged

Block:

#2,098 3,915 blocks after it

Position in block:

Transaction 102 of 114

Award day:

Jun 10, 2014 (12 yrs 5 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BOHOL 1ST ED

To:

A. A. DE VERA CONSTRUCTION

Value:

₱1,852,000.00

Project:

14HA0005

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BOHOL 1ST ED

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 #2,098 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 1ST ED awarded it to A. A. DE VERA CONSTRUCTION on 2014-06-10.
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 e2b855b6ef…3e0446now …
2. Block Merkle root changed
stored d122f9eebf…4906ednow …
3. Block #2098 hash changed
stored 6858b50f06…a43fd9now …

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

leaf e2b855b6efc77a293a9d5aeac38f7a62fb95ea289932749b76f0b44c393e0446
01 R e5faeacad69d28a91248acc4fa374faf97cc175857fb3ec1aef3a09107b6a19a
02 L b6d7cd954499725765afb0dad8e421bb9cfaa21b219b42b81297a0f352ada282
03 L bb1b4127d7c9e82c5cbbc0582f0c86f6841a6fc50dc651fb920ea1bd59d2efd4
04 R f0ba3b150a19949cf14c0aec42743e2fd3d6bbbf1ca70118d15cea1017f10195
05 R ca35d5c00b9c00e238c367cf4eb30be7485b1122bb89842f3514c1c032f44bf7
06 L ea004727d9b10645299ab99ab51f13c0e9fcc136b35e10ed9089f3c74e97902a
07 L cd70fb74fbb694d1a30d8b2ff07183489c50636a1d6615b5625ab2c5a5bc27b6
root d122f9eebf4c9d3a03e42dce446112922bce88858bf9a22014c5cb4c104906ed