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

NATIONAL TRANSMISSION CORPORATION-MINDANAO OPERATIONS & MAIN Award a ₱9.9M contract to N.B. SALBO CONSTRUCTION - ILIGAN CITYNational agencies

Transaction hash:

fa36ac1ae3e2b23559ff1b59e5de9c4bd2dc040b1a4659ffaf5c91367430372e

Status:

Included and unchanged

Block:

#221 5,792 blocks after it

Position in block:

Transaction 6 of 7

Award day:

Nov 26, 2007 (18 yrs 11 mo ago)

From:

NATIONAL TRANSMISSION CORPORATION-MINDANAO OPERATIONS & MAIN

To:

N.B. SALBO CONSTRUCTION - ILIGAN CITY

Value:

₱9,903,784.17

Project:

CONSTRUCTION OF MULTI-PURPOSE BUILDING AT MOM COMPLEX, NATIONAL TRANSMISSION CORPORATION, BRGY. MA. CRISTINA, ILIGAN CITY

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

NATIONAL TRANSMISSION CORPORATION-MINDANAO OPERATIONS & MAIN

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 #221 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)
NATIONAL TRANSMISSION CORPORATION-MINDANAO OPERATIONS & MAIN awarded it to N.B. SALBO CONSTRUCTION - ILIGAN CITY on 2007-11-26.
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 fa36ac1ae3…30372enow …
2. Block Merkle root changed
stored 436e36607f…b9816dnow …
3. Block #221 hash changed
stored 35271a8558…2e171anow …

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

Merkle proof (3 steps)

How this one record is tied to the block's Merkle root, without needing the other 6 records. Each step hashes the current value together with the sibling shown.

leaf fa36ac1ae3e2b23559ff1b59e5de9c4bd2dc040b1a4659ffaf5c91367430372e
01 R fa36ac1ae3e2b23559ff1b59e5de9c4bd2dc040b1a4659ffaf5c91367430372e
02 L dbd5d234a9c8f3d9532f931677dd8dd78a736ddded3f3c2d1bde3408e447b89c
03 L 986985f19d7f4e7e6909ebbdb73785ea2645b3cf706c4ef9575a05d187b40d2f
root 436e36607f3425e2b9c21a8e6a0ffb9ebb9096e758a12348d039ea337eb9816d