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

DPWH, AURORA DISTRICT ENGINEERING OFFICE Award a ₱2.1M contract to RADIANCE TRADERS & BUILDERSNational agencies

Transaction hash:

fd48bd2fb7c092d3752cf12574dc6d8d8b4098fde45b7c7d1350e8c66cd84da4

Status:

Included and unchanged

Block:

#1,810 4,203 blocks after it

Position in block:

Transaction 59 of 60

Award day:

Jul 23, 2013 (13 yrs 3 mo ago)

From:

DPWH, AURORA DISTRICT ENGINEERING OFFICE

To:

RADIANCE TRADERS & BUILDERS

Value:

₱2,083,786.35

Project:

13Cn0159

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DPWH, AURORA DISTRICT ENGINEERING OFFICE

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 #1,810 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)
DPWH, AURORA DISTRICT ENGINEERING OFFICE awarded it to RADIANCE TRADERS & BUILDERS on 2013-07-23.
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 fd48bd2fb7…d84da4now …
2. Block Merkle root changed
stored d8e0a87471…100212now …
3. Block #1810 hash changed
stored cffdc72ae1…b95959now …

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

leaf fd48bd2fb7c092d3752cf12574dc6d8d8b4098fde45b7c7d1350e8c66cd84da4
01 L fc64500f2df3e059cf951765ac6d2718212cf31f8b321a3f355d332198dd85cf
02 L 33d68aa26e634566841275d00f87e82d71c3ae1cdbedd94b130ca404e7565122
03 R adc36d60db1d66f62a67e07ace074c93c22814a272686fbd75e941a02e9b9f5e
04 L c706aaae39a733987ecaddefdcdab46ac639d023492a6d782e848767befecc6b
05 L 12ec715990d632fb9e747d33286efc2d75ef32403379ca42a529816bd5db557a
06 L 18f9ef54f5d9da7a92ec4f840ae81c6dd45ef5ab4e7dd48f3074db64703d7079
root d8e0a87471b411e8b470aef581c3f6fbaa75bdc0a9294a827d41ca54fc100212