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

LAGUNA LAKE DEVELOPMENT AUTHORITY, DENR Award a ₱8.3M contract to I.M. BONGAR & CO. INC.National agencies

Transaction hash:

9ea160fca3e3a590772cff00a791d5ffd6956c7348f6ffd5f4614a5197681b9b

Status:

Included and unchanged

Block:

#413 5,600 blocks after it

Position in block:

Transaction 20 of 33

Award day:

Aug 28, 2008 (18 yrs 2 mo ago)

From:

LAGUNA LAKE DEVELOPMENT AUTHORITY, DENR

To:

I.M. BONGAR & CO. INC.

Value:

₱8,316,621.55

Project:

Construction of the GMA Clustering Material Recovery Facility with Composting Sub-project

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

LAGUNA LAKE DEVELOPMENT AUTHORITY, DENR

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 #413 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)
LAGUNA LAKE DEVELOPMENT AUTHORITY, DENR awarded it to I.M. BONGAR & CO. INC. on 2008-08-28.
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 9ea160fca3…681b9bnow …
2. Block Merkle root changed
stored 9aa0c9f533…b24c35now …
3. Block #413 hash changed
stored af49951e81…180925now …

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

leaf 9ea160fca3e3a590772cff00a791d5ffd6956c7348f6ffd5f4614a5197681b9b
01 R a045dbd79ae68ecbd65d6b32b575d8a2e1865abc0f5d3fb2cb4659e367a9a9a5
02 R 277936fb97aed13f1ff021dac35a061c4d0414aa2ab7623293f31e333edd80b7
03 L eb6dcfbf83721eb022c52988304ea02fdba4b2f679116de5df51a4ce946929d6
04 R 39c31c8d97d77374877ccd7fbcbdaad6702813a73a8372cd3c3a1ac3b66dd978
05 L a7188fff5c7c11648cbca976c3df932fa1ee4934db2277bb52a4cf9c432f5536
06 R 4979934da1d809c1f3b6dda1398d15047db35b6b42eff024437e59f53dee1d9c
root 9aa0c9f533bcecbb1cf43be604192fecf32474a11bbf775ea8b5265173b24c35