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 IRRIGATION ADMINISTRATION - REGION I Award a ₱3.6M contract to MBB CONSTRUCTIONNational agencies

Transaction hash:

d3a07072b6dc7c2ae93554da490524863e0dda7548a33ef82484074a6cc7431b

Status:

Included and unchanged

Block:

#1,254 4,759 blocks after it

Position in block:

Transaction 35 of 41

Award day:

Sep 27, 2011 (15 yrs 1 mo ago)

From:

NATIONAL IRRIGATION ADMINISTRATION - REGION I

To:

MBB CONSTRUCTION

Value:

₱3,648,575.79

Project:

ANOPOL – TAPAAN CIS

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

NATIONAL IRRIGATION ADMINISTRATION - REGION I

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 #1,254 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 IRRIGATION ADMINISTRATION - REGION I awarded it to MBB CONSTRUCTION on 2011-09-27.
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 d3a07072b6…c7431bnow …
2. Block Merkle root changed
stored 2f6ddae688…3955f1now …
3. Block #1254 hash changed
stored 4f19fa8044…a48053now …

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

leaf d3a07072b6dc7c2ae93554da490524863e0dda7548a33ef82484074a6cc7431b
01 L d02998ca8c8670e409796559d4131256c625062fa14450069070adcf726955a7
02 L cebeb7258e8e88802a91b60eff08f5436d8133bdf59413a9737cc605beeab4f5
03 R 0c135d0d8ad184ed2fd119c664a779000c2ea7c7c2676f687233359a62c92936
04 R 8168455e51286b8bb1317a5ccda0ca7ffb06e2aae71dafb25248ea283ef5f336
05 R 7bb49b48460903fadc09fcd6abc605f469184451f03299102540bcebb2621370
06 L 10e227c0b19c12196723ae43b8d7a6697a7410aa8348bbfdfc7325238bcbdff6
root 2f6ddae68824485b965412702fcf9c14802577f5ce2e880ab6936ccde23955f1