j"19HxigV4QyBv3tHpQVcUEQyq1pzZVdoAutL¤The racecourse itself can be cellular automata generated based on previous racecourse (function of previous block) & new random racecourse (function of new block).
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BITCOIN_ECDSA"1FqnX2Q4soqFqk26uZm6cwCp8sCMg9tUiSLXH7ZSJv7Z0rebmAEJZZsV2AzefC0kIHCwc6Y6CHOzkE0ALvp+RNDddl8t9K3PHEfa41t46GfqqbbSLPQf5RSpr3U=
https://whatsonchain.com/tx/b7ef75ea8049355d62f7c7875ed62ed6bbb19d273b82cc16036cfb0a7aada6f5