Should the Bitcoin Cash blockchain be used to permanently publish/index .torrent file metadata?
Yes
3045022100a44dcaac18bb84089919e8f868f2702f1e44d86000715581d8b8e858809fc10e02201ab06170dcd7b921d3df16daa979c1fa3d132ef6ffbaa7fa46b05197597972be41 0287820c628fc2f6c155aabf07b7037fd6457318ce104fbddd2c691793316d484f
OP_RETURN 6d14 3a50f426f3b43d03f522ff1196802caf44b41ed878be2f3928990603ba4e18be 446566696e6974656c792e20596f7520636f756c64206a7573742068617665206f6e65206b6e6f776e206164647265737320616e642070656f706c652073656e6420626368207061796d656e747320746f206974207769746820746865206d61676e6574206c696e6b20616e64206d657461206461746120696e20746865206f705f72657475726e20746f20e2809c706f7374e2809d2e
OP_DUP OP_HASH160 e491ee2e357f475b1af1e2c1391969a9021dda11 OP_EQUALVERIFY OP_CHECKSIG
010000000196b9a5208f1a77183d70ad628710066ce7656de873024b3fb02ffff1c139d41e010000006b483045022100a44dcaac18bb84089919e8f868f2702f1e44d86000715581d8b8e858809fc10e02201ab06170dcd7b921d3df16daa979c1fa3d132ef6ffbaa7fa46b05197597972be41210287820c628fc2f6c155aabf07b7037fd6457318ce104fbddd2c691793316d484fffffffff020000000000000000be6a026d14203a50f426f3b43d03f522ff1196802caf44b41ed878be2f3928990603ba4e18be4c97446566696e6974656c792e20596f7520636f756c64206a7573742068617665206f6e65206b6e6f776e206164647265737320616e642070656f706c652073656e6420626368207061796d656e747320746f206974207769746820746865206d61676e6574206c696e6b20616e64206d657461206461746120696e20746865206f705f72657475726e20746f20e2809c706f7374e2809d2e60020000000000001976a914e491ee2e357f475b1af1e2c1391969a9021dda1188ac00000000