OPERATIONS · operating reference

NFT ownership and metadata persistence

A read-only evidence guide to ERC-721 ownership, approvals, token URIs, content addressing, and availability dependencies.

Reference center

What this page establishes

Onchain ownership and offchain media availability are separate facts.

An approved address may have token-specific transfer authority.

A content-addressed URI supports integrity checking but still needs an availability path.

ERC-721 specification

Practical review sequence

1

Verify the exact network, contract, and token ID.

2

Inspect current owner and approval separately.

3

Review the URI scheme and persistence arrangement without assuming market value.

Audit an NFT

Recheck primary sources before acting

Contracts, names, issuers, governance, bridges, providers, networks, fees, and access rules can change. CoinPork provides an operating checklist, not financial, legal, tax, accounting, or cybersecurity advice.