Monthly sunspot number, smoothed sunspot number and F10.7 radio flux history with the Solar Cycle 25 peak so far, from NOAA SWPC
| Network | Scheme | Amount | Pay To |
|---|---|---|---|
| Base | exact | $0.01 USDC | 0xA2A8...c8aa |
| Polygon | exact | $0.01 USDC | 0xA2A8...c8aa |
| Arbitrum One | exact | $0.01 USDC | 0xA2A8...c8aa |
| solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp | exact | 0.01 tokens | 7LSjfr...acy7 |
| solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp | exact | 0.01 tokens | 7LSjfr...acy7 |
| solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp | exact | 0.09 tokens | 7LSjfr...acy7 |