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 ₱9.2M contract to RBI ENGINEERING AND CONSTRUCTIONNational agencies

Transaction hash:

434ea36bc35d645cb5db9d5b1aff8d94e010c6db2a5fe8a6dd092e1a87678862

Status:

Included and unchanged

Block:

#1,164 4,849 blocks after it

Position in block:

Transaction 13 of 42

Award day:

Jun 10, 2011 (15 yrs 5 mo ago)

From:

DPWH-LAGUNA II DISTRICT ENGINEERING OFFICE

To:

RBI ENGINEERING AND CONSTRUCTION

Value:

₱9,167,500.00

Project:

ITPB No. 2011-09(11DI0054) Repair/ Rehabilitation of Manila South Road Daang Maharlika 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 #1,164 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 RBI ENGINEERING AND CONSTRUCTION on 2011-06-10.
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 434ea36bc3…678862now …
2. Block Merkle root changed
stored 723c1d4b54…88417fnow …
3. Block #1164 hash changed
stored 88822e8f6d…02ed47now …

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

leaf 434ea36bc35d645cb5db9d5b1aff8d94e010c6db2a5fe8a6dd092e1a87678862
01 L 38b6d7908e454536d4a0f7db2e9e32ce37f8206a3277dd7dfafbb9ec6f2ce5fc
02 R 1182f1a1bc1c35ec373b945853967d4661872132ef0ed747994b3ec52110579f
03 L ebdfce9a4537624cdad0d6a2b100bde5a7e063c6970ecca556cf0ae5ff062aaa
04 L 42b5f96fb4944637c771b5651c76f986179ef9582dbd8927a4bfe6c00a3f0eec
05 R fb9bba1c4653dc0d87ee0905440ac67e8565f320f66f479e0c22c12fe1cd2c0b
06 R 4e477a73554f043c07937744918546cf0a5f238e314ea60a29b9ec221be2d094
root 723c1d4b54055183b0e94732c0c9e0ce2a7df53d78281e0d1bcc403bbb88417f