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 - LDN 1ST DEO Award a ₱682.0K contract to MENJER CONSTRUCTIONNational agencies

Transaction hash:

e1b9575b45c48ea7eec2a5d7220b96808b8e9c0f1bde3e11da9cea27dcea8ec9

Status:

Included and unchanged

Block:

#432 5,581 blocks after it

Position in block:

Transaction 12 of 13

Award day:

Sep 23, 2008 (18 yrs 1 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS & HIGHWAYS - LDN 1ST DEO

To:

MENJER CONSTRUCTION

Value:

₱682,026.62

Project:

Cluster V - Construction and Repair/Rehab. of Various School Buildings in the Municipalities of Salvador and Kapatagan, Lanao del Norte

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS & HIGHWAYS - LDN 1ST 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 #432 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 - LDN 1ST DEO awarded it to MENJER CONSTRUCTION on 2008-09-23.
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 e1b9575b45…ea8ec9now …
2. Block Merkle root changed
stored 77b68b2cd8…5816canow …
3. Block #432 hash changed
stored d3900e0fce…620562now …

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

Merkle proof (4 steps)

How this one record is tied to the block's Merkle root, without needing the other 12 records. Each step hashes the current value together with the sibling shown.

leaf e1b9575b45c48ea7eec2a5d7220b96808b8e9c0f1bde3e11da9cea27dcea8ec9
01 R e1b9575b45c48ea7eec2a5d7220b96808b8e9c0f1bde3e11da9cea27dcea8ec9
02 R 15633c131e472f1944eb2f4d202e0fe7f04bcff6260bfa2b9d8a5b5f8b6a65c1
03 L c1340199731e603d7a92f67b0bd6f0f9e39392dd49a3a1352fd81b77ae7c5131
04 L b94fb1640fc84177fbff8777121d6517bd8edd4e86fa2ca59351b69fc87a6f57
root 77b68b2cd8eb324c249a13d65c338ebf5fac72149f90c1bddffa72469b5816ca