Prove
All Portfolios

Coach

Show results your people confirm.

Problem: Coaching results are usually self-reported.

Fix: The people you coached confirm the change.

What you'll prove

Who is it for?

Coaches, managers and teachers who help other people grow.

What does it cost?

Paths, proofs and checks are free. The Arena adds a team and weekly challenges for $12 a month. Join the Arena

Who confirms my work?

The people you coached, led or taught. They say what changed.

Who sees it?

You choose. Adults can share a public link. Work by anyone under 18 is always private.

LiveProof-of-Work · Oct–Nov: every verified proof counts. 16 days left
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Become Leader

4 milestones · 12 weeks

Run a structured leadership self-assessment against real situations where you fell short, then close the gap under review from someone who has led teams.

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Teach Something Complex Until It Clicks

4 milestones · 12 weeks

Get observed teaching by someone who can give honest feedback, then close the specific gap between how you rate yourself and what the observer actually sees.

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Free Education Delivered (Documented Community Impact)

4 milestones · 12 weeks

Design a short workshop, pilot it with a small honest-feedback group, then run it at scale with evidence participants actually learned it.

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Mentor Someone From Stuck to Moving

4 milestones · 12 weeks

Take on a real mentee with a documented starting point and a specific goal, then show the measurable distance covered against that baseline.

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Build Community

4 milestones · 12 weeks

Launch a real community space and grow it past the point where sign-ups alone would count — proof is 10 members still actively participating three weeks in.

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Coordinate Volunteers

4 milestones · 12 weeks

Recruit and coordinate 5+ unpaid volunteers on a real initiative to completion — no financial incentive, no authority to compel attendance.

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Run Event

4 milestones · 12 weeks

Plan and run a real community event with named volunteers who confirmed their roles in advance — nobody involved can be ordered to help.

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Build a High-Signal Team Communication Culture

4 milestones · 12 weeks

Name the specific, evidenced communication failures on a real team, fix the structural gap behind them, and measure the change.

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Build a Hiring System That Works

4 milestones · 12 weeks

Audit a real hiring process against time-to-hire, offer-acceptance, and retention data, then fix the specific failure modes and show the improved numbers.

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Run Tight, Predictable Sprints

4 milestones · 12 weeks

Build a real multi-sprint baseline for completion rate and cycle time, diagnose the specific root cause of missed commitments, then prove the fix in the data.

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Improve Team Accountability

4 milestones · 12 weeks

Measure what a real team actually commits to versus completes, diagnose the specific accountability failure pattern, then show the corrected completion rate.

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Improve Knowledge Sharing

4 milestones · 12 weeks

Diagnose the dominant knowledge gap costing a real team time, then build and prove adoption of an actual knowledge system — not a wiki nobody opens.

People and recorded checks confirm the work here. Powstik does not give degrees or licences.