v4.0: add jccdb-v3-schema.json

v4.0: add jccdb-v3-retracted.csv

v4.0: add jccdb-v3-provenance.csv

v4.0: add jccdb-v3-extended.csv

v4.0: add jccdb-v3-verified.csv

v4.0: add jccdb-v3-full.csv

v4.0: add jccdb-v4-schema.json

v4.0: add jccdb-v4-catalog-additions.csv

v4.0: add jccdb-v4-provenance.csv

v4.0: add jccdb-v4-extended.csv

v4.0: add jccdb-v4-verified.csv

v4.0: add jccdb-v4-full.csv

track *.csv and *.json via LFS

v4.0: add JCCDB_v4_RELEASE_DECLARATION.md

v4.0: add README.md

the dataset now has its own DOI, distinct from the papers

stop shipping prices under the JCCDB name, and say so in the same commit

add the v3.1 release files and the declaration that pins their bytes

Overhaul dataset card: JCCDB v2.1 catalog, viewer configs, bilingual

Add JCCDB v2.1 catalog: 65,729 items, CC BY 4.0

Update README.md

Update README.md

Update README.md

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README.md

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initial commit