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 - DAVAO ORIENTAL 2ND Award a ₱1.8M contract to LLM CONCRETE PRODUCTSNational agencies

Transaction hash:

0fa7d032190626df937561cd9fc69e402502d8f7f378716dd5fb78ea4ed4ed0b

Status:

Included and unchanged

Block:

#1,928 4,085 blocks after it

Position in block:

Transaction 6 of 87

Award day:

Nov 28, 2013 (12 yrs 11 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - DAVAO ORIENTAL 2ND

To:

LLM CONCRETE PRODUCTS

Value:

₱1,755,052.72

Project:

13Lg-0069 - Package 2013-Q – Const. of Classroom

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - DAVAO ORIENTAL 2ND

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 #1,928 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 - DAVAO ORIENTAL 2ND awarded it to LLM CONCRETE PRODUCTS on 2013-11-28.
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 0fa7d03219…d4ed0bnow …
2. Block Merkle root changed
stored fd07524c25…cc53b4now …
3. Block #1928 hash changed
stored 228da54507…793d9dnow …

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

leaf 0fa7d032190626df937561cd9fc69e402502d8f7f378716dd5fb78ea4ed4ed0b
01 R 11f038822f86cb23b6015d93693d3d2bc8bad7e55a93aa61ad3ab5faf4f689cd
02 L fe399bff2395e527f4e6db8cd18595a099e67a5666ad22ad630a3f7cd1871c22
03 L 6640c352280a39b0dee16ffc909cdbc345196a1c29b6b585c08878884b770d9c
04 R 51688ae428f4926c55b69cd8ebd5c94468288ee5d0b35d566640c5fd4aefdd0a
05 R 811dfb40ef56297609b66221f67936bcca23663bcccbc687f815b8a0bad1f5ca
06 R 8a85f67204c1c8025ee071354dbcdc57d4b146d32549cf251e84c7136ecf6eb8
07 R 1df40fc9cde3a40b1abb2b75f2710b62b0a77118f332054b39f33a8d93e04600
root fd07524c25a4f3dd70d32544e713c3466b3214e49d36ed89c4817c5235cc53b4