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 ₱1.6M contract to ASIAN PEARL CONSTRUCTION & DEVELOPMENT CORP.National agencies

Transaction hash:

057237fcf33f87e41d0db1d439d48ff5899de61c088d0bfdf41c1c9129feef97

Status:

Included and unchanged

Block:

#1,473 4,540 blocks after it

Position in block:

Transaction 1 of 57

Award day:

Jun 5, 2012 (14 yrs 5 mo ago)

From:

NATIONAL IRRIGATION ADMINISTRATION - REGION I

To:

ASIAN PEARL CONSTRUCTION & DEVELOPMENT CORP.

Value:

₱1,600,862.16

Project:

CONSTRUCTION OF LABUGAON RIS

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 #1,473 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 ASIAN PEARL CONSTRUCTION & DEVELOPMENT CORP. on 2012-06-05.
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 057237fcf3…feef97now …
2. Block Merkle root changed
stored e73263a1e6…099a48now …
3. Block #1473 hash changed
stored 28d22f9911…6cf50enow …

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

leaf 057237fcf33f87e41d0db1d439d48ff5899de61c088d0bfdf41c1c9129feef97
01 L 048fe8940da694204041f37004e63c054934f9d3d6bc38ed945cd653a054560f
02 R 8bd5cfb1d01ab7785d493c8c1747bd3c06148b21a26271e6e7dcfc6d5937256b
03 R 14924374b4751584526044fe4913d19efa89bd29400046b232a01d9e8f65a97f
04 R ef49ddc5ace751596593aa8cd819faf74e40cc5c8bfc5e1ca6802a27cafce1fd
05 R 161ce4b4e5c12b3fa4486056879645885177c7d8bf4d6a979a25c8b5d8e5de68
06 R 5e3245d78edc63b378ef71d7a17648dd71c5e09a3c1ac63fc6c6bcad96c62b51
root e73263a1e63e0f4d9a7a9faec8b2c5573b74c658af7bcb2b66d7d206a2099a48