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 ₱6.1M contract to JASA BUILDERSNational agencies

Transaction hash:

c8a33cd404a476f8750da9b330e83e7f2d821a61597f875aa5d990ae5c647f07

Status:

Included and unchanged

Block:

#1,500 4,513 blocks after it

Position in block:

Transaction 47 of 54

Award day:

Jul 6, 2012 (14 yrs 4 mo ago)

From:

NATIONAL IRRIGATION ADMINISTRATION - REGION I

To:

JASA BUILDERS

Value:

₱6,090,506.96

Project:

CONSTRUCTION OF ANO PIP

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 #1,500 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 JASA BUILDERS on 2012-07-06.
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 c8a33cd404…647f07now …
2. Block Merkle root changed
stored d6b86b0108…1e83c9now …
3. Block #1500 hash changed
stored c22ff33e02…302df7now …

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

leaf c8a33cd404a476f8750da9b330e83e7f2d821a61597f875aa5d990ae5c647f07
01 L c86461c3ab0aca9a320da57df5a53b053f15eb20b1601e0b2af47bec05264a5f
02 L ac474f302bae146869105412e6b5429b4ea0ecec348d9e881e28561274338abd
03 L aac72db0c42462198f54c4bda1e1f7d69b86f1d3379ddf8b4cf2760884cf05a7
04 L 769aa00e6adf3562fc83357220998099b0e1a67f424e27c7132b484b57d65bae
05 R b9a7b82c6d957139442a02be5768d91f8588044e64f7ed00ae273457aea48e28
06 L aac46037f0bc2495286a794e3b6df102542f169202c0bc27cecc85c696b6d75c
root d6b86b0108683606943ab40a066fdf0951d89eaeab50827d4b3c3912911e83c9