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

PROVINCE OF RIZAL Award a ₱1.4M contract to F.C. LEONIDAS CONSTRUCTIONProvinces

Transaction hash:

ad8a8e9ed9ac1baa98b04ef8dc8c9fca283bc949d3168b9a033bc8ac3d52efa4

Status:

Included and unchanged

Block:

#1,469 4,544 blocks after it

Position in block:

Transaction 36 of 61

Award day:

May 31, 2012 (14 yrs 5 mo ago)

From:

PROVINCE OF RIZAL

To:

F.C. LEONIDAS CONSTRUCTION

Value:

₱1,441,533.28

Project:

Impr./Const. of Drainage Canal & Irrigation Canal at Morong and Antipolo City; a) Impr./Const. of Drainage Canal at Mariano St., Brgy. San Pedro, Morong, b) Const. of CHB-Lined Irrigation Canal for O

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

PROVINCE OF RIZAL

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 #1,469 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)
PROVINCE OF RIZAL awarded it to F.C. LEONIDAS CONSTRUCTION on 2012-05-31.
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)
COA's CY2024 audit of Rizal gave a "not stated" opinion on its financial statements (not specific to this contract).
Partly
Open

1 of 8 documents found, 1 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 ad8a8e9ed9…52efa4now …
2. Block Merkle root changed
stored 43a3a40d46…2c79fcnow …
3. Block #1469 hash changed
stored 77069e6398…aab35dnow …

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

leaf ad8a8e9ed9ac1baa98b04ef8dc8c9fca283bc949d3168b9a033bc8ac3d52efa4
01 R b24c294d3fef9cceea7bd71f6f2d83bf5762d1f9f7465071b3f0195ddcf73d33
02 R 8a1cfd4d42508c78da474971591fa4c57826261db0f40b5864372c791a3a5f8b
03 L 0ca4339851eb6ee675175150bd944a3b8e1eab10d4eba1d7609ce74f4800f71d
04 R 70da424fae929c9d3e65d666139b5ef68f5e63cf58c94ff28886bd7b0dd2a27f
05 R ed9f47b48374555d807a75d6eb5eecd66607344c9f02a33b83d14df9b33202da
06 L fe484375c3566c212beeae5913c1f86f9071a840711b5aed5655a9a07763dedd
root 43a3a40d461c8e9c79aff4f7f8b4dad5b95ebae80feda6179ca30015532c79fc