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 - BATAAN 2ND DEO Award a ₱1.9M contract to DE JESUS CONSTRUCTIONNational agencies

Transaction hash:

ba9f4b8085be6b7eb893db2f8a965edd09fad4bfaab148c1ef45ca6dd2545838

Status:

Included and unchanged

Block:

#2,567 3,446 blocks after it

Position in block:

Transaction 75 of 106

Award day:

Nov 4, 2015 (11 yrs ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BATAAN 2ND DEO

To:

DE JESUS CONSTRUCTION

Value:

₱1,935,051.56

Project:

15CB0051

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BATAAN 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 #2,567 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 - BATAAN 2ND DEO awarded it to DE JESUS CONSTRUCTION on 2015-11-04.
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 ba9f4b8085…545838now …
2. Block Merkle root changed
stored 7afa103718…a2c665now …
3. Block #2567 hash changed
stored 0249dd6d73…05d9f6now …

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

leaf ba9f4b8085be6b7eb893db2f8a965edd09fad4bfaab148c1ef45ca6dd2545838
01 L b4b67218cf6e4432aff77e2bc5147fb2148da50a41f519486687bed178d11721
02 L 851d8d8f5015084da771a9056bc6bbeb80b30f5a08c51dbf5e596d021135dc14
03 R f17e221156a3812f4ad667193c246d4f7834305453dec1c47249a4f712819a5a
04 L e91d9138b04f93e7255098328d3d9dbe2b610a11803ad1f4be94302d433c0f62
05 R 6c21a797eefa05ed8d686098608cb9940fe4f58c43ea029177895af26ab8c4a8
06 R 05eebe216696ca0659885659ff5e78fa05519c907cc16a49c71015ec7a1befd0
07 L c1dee057dc3685f674bb774896e86ee779df9f7ee84b147ea43c7ec67fce14d2
root 7afa103718f0d9d2dd3dcd8e27e9d1995b62b2a65f46a879c3feb44f37a2c665