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

DPWH-LAGUNA II DISTRICT ENGINEERING OFFICE Award a ₱2.0M contract to RGB CONSTRUCTIONNational agencies

Transaction hash:

e318f66e491d2fbee4cd04ea96e8dde5823f97658b848e735c9d8f7e0e12898e

Status:

Included and unchanged

Block:

#1,226 4,787 blocks after it

Position in block:

Transaction 43 of 46

Award day:

Aug 25, 2011 (15 yrs 2 mo ago)

From:

DPWH-LAGUNA II DISTRICT ENGINEERING OFFICE

To:

RGB CONSTRUCTION

Value:

₱1,954,325.00

Project:

ITPB NO.2011-11(11DI0062) Asphalting of roads at Brgy. Punta & Brgy. Sirang Lupa Calamba City

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DPWH-LAGUNA II DISTRICT ENGINEERING OFFICE

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 #1,226 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)
DPWH-LAGUNA II DISTRICT ENGINEERING OFFICE awarded it to RGB CONSTRUCTION on 2011-08-25.
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 e318f66e49…12898enow …
2. Block Merkle root changed
stored 8424931f82…17ddfanow …
3. Block #1226 hash changed
stored 21b38312dd…1cbf58now …

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

Merkle proof (6 steps)

How this one record is tied to the block's Merkle root, without needing the other 45 records. Each step hashes the current value together with the sibling shown.

leaf e318f66e491d2fbee4cd04ea96e8dde5823f97658b848e735c9d8f7e0e12898e
01 L d8469abd38ddafa17a9fe81ca2a68bf6fc3b9cb99b0f3e9395927ce603d6e200
02 L dd1dc3d30516aaeef01a679c43173b1afadb8cb3169d22a097e704e17db2c147
03 R ee52de692db5e601abb22a361b15d8a29b1b56b460253b2a14c1a5964023242d
04 L 2912e98087190ef163e52715d27f78899c299a9dd3b25002f78dd13307277cfd
05 R 5e5e8c54ef82f044762e58abe6f2ffd6e991c95c4da326a3e1ec3c4c95a43cc6
06 L 8652ea34726e1f3892b80994dac60de5eed57e2ebeccac3ac1640c11fba2cc53
root 8424931f82cc07e24eaa87b72ef92f9c2054bd97a9278fcb8f56f7931317ddfa