. . . . . "1.0.0" . "IVOA defines a set of standards of data, metadata, protocols, etc. However it does not define any single preservation policy. CDS serves as a de facto standard aggregator for these metadata, and it's policy enables metadata preservation. Other significant astronomical centers provide similar functionality on smaller scale." . . . . . "2025-10-29T20:50:19Z"^^ . . . . "RSA" . "MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCoKFb7LKlXyBB7BUvjFF9bDJNk0WxH3Xerr4H3v/VCiRVshEDl3BZVekbMMmdRe+TOPyc8AOLd9IAL2VfVVD/T0rmCHk7Pw7DQjI96mwyeXhE7f4g0WG5UT5Pxxm0Rzy7IrYnEaaVDs7dkZUt952M6qWlHfTwCQDcXJhZfLiXoMwIDAQAB" . "HxC20jXc9AC5fQQ88GXMG16PcGjHMihkidu2LRRQaq5Po65O0zKIxt7uVXR1DXLYeA+1qr+ABtItg4qmiZHmM1DO+tdl5Re7VkFifp7Mc+L4AIgnfP0vGME+84S83VEwkc1nE5zsuqDXDLTAqsCNviRcfAzisSELBqXi1D5qY/8=" . .