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 V Award a ₱398.9K contract to PHILWORKS CONSTRUCTION AND SUPPLYNational agencies

Transaction hash:

6edd89fee34e5112ea05e0f285c0477bd2c90a05f771fb3546e52cfe313b9bff

Status:

Included and unchanged

Block:

#502 5,511 blocks after it

Position in block:

Transaction 3 of 4

Award day:

Dec 29, 2008 (17 yrs 10 mo ago)

From:

NATIONAL IRRIGATION ADMINISTRATION - REGION V

To:

PHILWORKS CONSTRUCTION AND SUPPLY

Value:

₱398,892.93

Project:

Repair/Rehabilitation of ITOLAN QUITANGG CIS, Camarines Sur - installation of engine, pump and accesories, repair of pump house and construction of canal

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

NATIONAL IRRIGATION ADMINISTRATION - REGION V

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 #502 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 V awarded it to PHILWORKS CONSTRUCTION AND SUPPLY on 2008-12-29.
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 6edd89fee3…3b9bffnow …
2. Block Merkle root changed
stored adae51e34c…0323b2now …
3. Block #502 hash changed
stored 99d92d6a8f…bb1ad8now …

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

Merkle proof (2 steps)

How this one record is tied to the block's Merkle root, without needing the other 3 records. Each step hashes the current value together with the sibling shown.

leaf 6edd89fee34e5112ea05e0f285c0477bd2c90a05f771fb3546e52cfe313b9bff
01 L 689111b183c91ca5e6c5241ccf0614d263794a5f6d36575a5557d2ef51b870d3
02 L 9acfa67e6acbf50e981f56ce6c76d0f00bcbfb47381ee19f85736a61f729169c
root adae51e34c52be84eadfbf033e820e79b903e207e2c9eb659620822e040323b2