Paste a share link below and this tool will show you, step by step,
exactly what is visible on the public Nostr relay vs. what only the
link holder can read.
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Step 1 — Relay
Fetch the raw data stored on the relay — no decryption key used
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Step 2 — Key
Decrypt in the browser using the #key from your link
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Step 3 — Gone?
After deleting, confirm the relay no longer returns any data
1
What the relay sees
Fetched directly from the Nostr relay — no decryption key used.
2
What the key unlocks
Decrypted in the browser using the #key fragment in your link.
3
Deletion check
Delete the card from My Cards, then click the button below
to confirm the relay no longer holds any data for this card.
Honest caveat about deletion
Deletion on Nostr is best-effort. A NIP-09 deletion event is sent
and most well-behaved relays will comply. However, an archived or
non-compliant relay may still hold a copy. This is a property of
all public Nostr relays, not specific to this app.