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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 : 1 (2 to 4); 2 (1 to 4); 3 (1, 2-3, 4); 4 (1 to 4); 5 (1 to 4); 6 (1 to 4); 7 (1 to 4); 8 (1 to 4); 9 (1 to 4); 11 (1 to 4); 12 (1 to 6); 13 (1 to 6); 14 (1 to 6); 15 (1 to 6); 16 (1 to 8); 17 (1 to 9, 11, 12); 18 (1 to 9, 11, 12); 19 (1 to 9, 11 to 17); 21 (1)
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National Library of the Netherlands
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Preserved
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2024-12-15
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Preserved : 1 (1-4); 2 (1-4); 3 (1, 2-3, 4); 4 (1-4); 5 (1-4)
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Library of Congress
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Preserved
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2025-04-07
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14 (3 to 6); 15 (1 to 6); 16 (1 to 8); 17 (1 to 12); 18 (1 to 12); 19 (1 to 17); 20 (1, 2)
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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 4); 2 (1 to 4); 3 (1, 2-3, 4); 4 (1 to 4); 5 (1 to 4); 6 (1 to 4); 7 (1 to 4); 8 (1 to 4); 9 (1, 3, 4); 10 (1 to 4); 11 (1 to 4); 12 (1 to 6); 13 (1, 3 to 6); 14 (1 to 6); 15 (1 to 6); 16 (1 to 8); 17 (1 to 12); 18 (1 to 12); 19 (1 to 17); 20 (1, 2); 21 (1); 22
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Portico
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Preserved
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2026-04-16
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Preserved : 2006: 2(4), 2006: 3(1-4), 2007: 4(1-2)
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LOCKSS Archive
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Preserved
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2026-04-13
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1 to 21
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CLOCKSS Archive
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Preserved
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2026-04-13
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ahead-of-print to 22
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LOCKSS Archive
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In Progress
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2026-04-13
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22, 23
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Portico
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Preserved
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2026-04-16
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Preserved : 2011: 8(1-4), 2012: 9(1-4), 2013: 10(1-4), 2014: 11(1-4), 2015: 12(1-6), 2016: 13(1-6), 2017: 14(1-6), 2018: 15(1-6), 2019: 16(1-8), 2020: 17(1-12), 2021: 18(1-12), 2022: 19(1-17), 2023: 20(1-2), 2024: 21(1), 2025: 22(1), 2026: 23(1)
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