Module A02 · Whitelisted

Household Energy Audit — Q3 Community Round

A task commitment is a non-recoverable IPP burn. Reward is conditional on PADV verification. Self-declared evidence without proof-of-origin is structurally rejected.

SDG mapping SDG 12, SDG 3, SDG 11Scope Scope 3Duration 15 daysStatus OPEN

Task brief

A02

B2C participant evidence record; metered utility snapshot pairs.

Event details

Date: 19 May 2026 19:0 UTC
Event window: 2026-05-19 19:02 UTC → 2026-06-03 19:02 UTC
Venue: Singapore — Eastern Districts
Capacity: 0 / 500 registered · 500 remaining
Check-in: 2026-05-19 19:02 UTC → 2026-05-19 19:32 UTC
QR: Generated on registration · single-use, geo-fenced

Anti-gaming guards

·QR code is single-use, geo-fenced to venue.
·Reward credited only after PADV verifier checks attendance.
·Failure to check-in within 30 min of session forfeits the IPP burn.

Commitment

−8

IPP cost

+20

On verification

Capacity: 0/500
Seats remaining: 500

Running balance

Balance now: ? IPP
After commit: ? − 8 IPP
After settlement: ? + 20 IPP

Sign in to see your balance. Stake of 8 IPP is returned on successful dual-QR settlement, so the net change over the task lifecycle equals the reward.

Net on settlement: +20 IPP
Breakdown: −8 commit · +8 stake return · +20 reward

Commit IPP & register

Pressing register will freeze 8 IPP from your ledger as a stake. Upon successful dual-QR check-in/check-out the stake is returned and a reward of 20 IPP is credited, leaving a net change of +20 IPP. Failure to complete the dual-QR within the window forfeits the stake (non-recoverable, per Whitepaper §3.4 / D-016).

IPP commitments are non-recoverable. Failure to submit verifiable evidence forfeits the burn. Whitepaper §3.4

D-001 · Non-interpretive · registration ledger entry is signed and OpenTimestamps-anchored on completion.