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National Digital Preservation Program, China
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Preserved
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2025-12-04
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Preserved : 2 (2 to 4); 3 (1 to 4); 4 (1 to 9); 13 (1 to 4); 14 (1, 2-3, 4); 15 (1 to 4); 16 (1 to 4); 17 (1 to 4); 18 (1, 2-3, 4); 19 (1-2, 3, 4); 21 (1 to 4); 22 (1 to 4); 23 (1 to 4); 24 (1 to 4); 25 (1 to 4); 26 (1 to 4); 27 (1 to 4); 28 (1 to 4); 29 (1 to 4); 31 (1 to 4); 32 (1 to 4); 33 (1 to 6); 34 (1 to 8); 35 (1 to 8); 36 (1 to 8); 37 (1 to 8); 38 (S1, 1 to 8); 39 (1 to 9); 41 (1, 2, 4)
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Library of Congress
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Preserved
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2025-04-07
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26 (2 to 4); 27 (1 to 4); 28 (1 to 4); 29 (1 to 4); 30 (1 to 4); 31 (1 to 4); 32 (1 to 4); 33 (1 to 6); 34 (1 to 8); 35 (1 to 8); 36 (1 to 8); 37 (1 to 8); 38 (S1, 1 to 8); 39 (1 to 9); 40 (1 to 10)
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Scholars Portal
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Preserved
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2026-03-19
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Preserved : 1 (1 to 3); 2 (1 to 3); 3 (1-2, 3); 4 (1 to 3); 5 (1 to 3); 6 (1 to 4); 7 (1 to 4); 8 (1 to 4); 9 (1 to 4); 10 (1 to 4); 11 (1 to 4); 12 (1 to 4); 13 (1 to 4); 14 (1, 2-3, 4); 15 (1 to 4); 16 (1 to 4); 17 (1 to 4); 18 (1, 2-3, 4); 19 (1-2, 3, 4); 20 (1 to 4); 21 (1 to 4); 22 (1 to 4); 23 (1 to 4); 24 (1 to 4); 25 (1 to 4); 26 (1 to 4); 27 (1 to 4); 28 (1, 2); 29 (1 to 4); 30 (1 to 4); 31 (1 to 3); 32 (1, 2, 4); 33 (1 to 6); 34 (1 to 8); 35 (1 to 8); 36 (1 to 8); 37 (1 to 8); 38 (S1, 1 to 8); 39 (1 to 9); 40 (1, 4 to 10); 41 (1 to 9); 42 (1, 2)
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Internet Archive
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Preserved
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2025-08-08
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9 to 12
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LOCKSS Archive
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Preserved
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2026-04-06
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1 to 40
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CLOCKSS Archive
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Preserved
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2026-04-06
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ahead-of-print to 41
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LOCKSS Archive
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In Progress
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2026-04-06
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41, 42
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Portico
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Preserved
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2026-04-02
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Preserved : 2000: 16(1-4), 2001: 17(1-4), 2002: 18(1-4), 2003: 19(1-4), 2004: 20(1-4), 2005: 21(1-4), 2006: 22(1-4), 2007: 23(1-4), 2008: 24(1-4), 2009: 25(1-4), 2010: 26(1-4), 2010/2011: 27(1-4), 2012: 28(1-4), 2013: 29(1-4), 2014: 30(1-4), 2015: 31(1-4), 2016: 32(1-4), 2017: 33(1-6), 2018: 34(1-8), 2019: 35(1-8), 2020: 36(1-8), 2021: 37(1-8), 2022: 38(1-8), 2023: 39(1-9), 2024: 40(1-10), 2025: 41(1-9), 2026: 42(1-2)
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