“Recoverable” must mean something precise.

We count only native coins or protocol deposits that a qualifying state transition can return to the controlling wallet. Token market value, airdrops, staking yield, approvals, and speculative claims are excluded.

Solana

EXACT BEFORE TRANSACTION FEES

Token-account rent

Close only accounts that pass server-side ownership, program, balance, authority, and current-state checks. Non-empty assets require explicit burn review.

Official source

Algorand

EXACT BEFORE TRANSACTION FEES

Asset opt-in minimum balance

Count zero-balance, non-frozen asset holdings that can release the protocol minimum-balance increment when safely opted out.

Official source

Stellar

EXACT BEFORE TRANSACTION FEES

Trustline subentry reserve

Count zero-balance, zero-liability, unsponsored trustlines using the current ledger base reserve.

Official source

XRP Ledger

EXACT FOR CANCELABLE OFFERS

Owner reserve

Count owned Offer objects only. Other owner objects are excluded until type-specific safety checks exist.

Official source

NEAR

CANDIDATE ESTIMATE

Contract storage deposit

Require a zero fungible-token balance and a positive storage_balance_of result for the named contract. Unregistration support must be verified before signing.

Official source

Sui

CANDIDATE ESTIMATE

Coin-object storage rebate

List address-owned SUI coin objects through GraphQL and total source-object storage rebates that may be returned by consolidation, before gas.

Official source

Evidence labels

VERIFIED

Computed from current public chain state and protocol parameters.

INFERRED

A strong candidate that still depends on contract behavior, gas, or signing-time state.

MISSING

Not shown as recoverable until the required data or safety proof is available.