Crypto ETF Sentinel — Single-call market snapshot for US spot crypto ETFs (Bitcoin, Ethereum, Solana, XRP and more): DB totals, filings by cryptocurrency and form type, regulatory-stage counts, and an as_of ISO timestamp. Use as a cheap heartbeat to decide whether anything changed before drilling into the catalogue.
| Network | Scheme | Amount | Pay To |
|---|---|---|---|
| Base | exact | $0.05 USDC | 0x169B...83d1 |
| solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp | exact | 0.05 tokens | Ezzbt3...pMxk |