{"node":"0xb5fca90615e798abfbb1e462e41461211b4455c414cf592f2896986a83d9654e","name":"[7eace7fb707caa6d88fe5943b0dc938219a6bd232839bcd8c20f995e16f8f616].liber3.eth","parent_name":"liber3.eth","is_subdomain":true,"root_cid":"bafybeiguemn6dnon3sn2uf6oq4ewmbidernbsw72gvtaimlibb4sbiom2m","title":"拉普拉斯变换与傅里叶变换 - 周肇锡 - pdf","icon_url":null,"manifest_url":null,"analysis":null,"contenthashes":[{"contenthash_protocol":"ipfs","root_cid":"bafybeiguemn6dnon3sn2uf6oq4ewmbidernbsw72gvtaimlibb4sbiom2m","contenthash_set_block":20655890,"contenthash_set_tx_hash":"0x387a6434227c59ec80768fe1528d0306e1b61377745af4a02332e1032f4e6cfb"}]}