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 IV Award a ₱333.5K contract to D.M. CATIGNAS ENTERPRISESNational agencies

Transaction hash:

2b4ce561ed057cf8a8bbd746579e2c269c6e720fda6f788cba05f236fa19c2e9

Status:

Included and unchanged

Block:

#854 5,159 blocks after it

Position in block:

Transaction 1 of 5

Award day:

May 6, 2010 (16 yrs 6 mo ago)

From:

NATIONAL IRRIGATION ADMINISTRATION - REGION IV

To:

D.M. CATIGNAS ENTERPRISES

Value:

₱333,492.77

Project:

Invitation To Bid for the repair of Mabacan RIS Calauan, Laguna

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

NATIONAL IRRIGATION ADMINISTRATION - REGION IV

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 #854 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 IV awarded it to D.M. CATIGNAS ENTERPRISES on 2010-05-06.
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 2b4ce561ed…19c2e9now …
2. Block Merkle root changed
stored 09353f6e76…8a51a7now …
3. Block #854 hash changed
stored f1a57e8eb4…7ace59now …

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

leaf 2b4ce561ed057cf8a8bbd746579e2c269c6e720fda6f788cba05f236fa19c2e9
01 L 07750134e58523cf4efd1a7028bb25bfd8b7474cae68908009e164eedf0111e2
02 R 5e778211362c93b9cda987e39509c42f7d58b01ec1ede97b907f56853e81674e
03 R f86c842bd43ff84577d9a0104cc3b997f4581558bd8dcb736b0b36bfae99fcff
root 09353f6e7608f786b3ebfa7dcccd15cadc7a4ada57b1f13d252b21cf038a51a7