{"rid":"storage/science-data-bank","card":{"rid":"storage/science-data-bank","eid":"scidb","topic":"storage","slug":"science-data-bank","provider":"Science Data Bank (ScienceDB, Chinese Academy of Sciences / CNIC)","url":"https://www.scidb.cn/en","domain":"scidb.cn","category":"academic","tier":null,"verdict":"qualifies-with-caveat","vorder":1,"grp":"usable","confidence":"reported","binding":"write-gated","identity_kind":"email","identity_basis":"stated","needs_card":0,"needs_phone":0,"needs_id":0,"needs_institution":0,"country":null,"crypto":null,"interfaces":"s3,rest","egress_metered":0,"per_object_bytes":null,"retention_days":null,"verified_at":"2026-10-21T00:00:00.000Z","verified_basis":"inherited","checked_on":"2026-10-21","stale_on":"2026-11-04","n_evidence":3,"usd_month":null,"usd_per_tb_month":null,"summary":"1 TB per dataset and 2,000 files per dataset, with no per-user or per-account cap; the 1 TB/2,000-file line is a soft gate (contact [address removed] for mor...","duplicate_of":null,"n_unknown":5},"record":{"topic":"storage","slug":"science-data-bank","provider":"Science Data Bank (ScienceDB, Chinese Academy of Sciences / CNIC)","url":"https://www.scidb.cn/en","category":"academic","free_tier":{"stated":"1 TB per dataset and 2,000 files per dataset, with no per-user or per-account cap; the 1 TB/2,000-file line is a soft gate (contact [address removed] for more) rather than a hard refusal. 'Data packages' bundle multiple datasets under one published record.","unit":"objects","metered_on":"unstated","source_url":"https://www.scidb.cn/en/faq","read_on":"2026-10-21","notes":null},"per_object_cap":{"stated":"not stated","source_url":"https://www.scidb.cn/en/faq","notes":"not stated"},"retention":{"stated":"not stated","source_url":"https://www.scidb.cn/en/faq","notes":"not stated"},"egress":{"terms":"Free public HTTPS download; no egress accounting in any policy page read.","metered":false},"interface":["s3","rest"],"interface_detail":"rest","tooling":"Web upload plus an Open API and OAI-PMH (listed in the help centre nav). No S3 backend exposed, so bulk automation is upload-by-UI or the Open API.","chaining":"Unlimited datasets x 1 TB each is the stated model; data packages then group them. This is the one Chinese academic repository that needs no +86 phone, no Alipay and no real-name verification - registration accepts username/password, GitHub, ORCID or WeChat, and only the first two are needed.","limits":[{"kind":"write-gated","value":"Review gate before publication","source":"https://www.scidb.cn/en/faq"}],"limits_note":"Review gate before publication; upload UI is the practical path (no public write API found for bulk); 2,000-file soft cap per dataset.","identity_cost":{"kind":"email","detail":"email","country":null},"reliability_note":"CNIC-operated, long-lived (Springer Nature recommended-repository status).","confidence":"reported","confidence_note":"One page read moves it to documented.","evidence":[{"url":"https://www.scidb.cn/en/faq","date":"2026-10-21","proved":"'if a single dataset contains more than 2,000 files or exceeds 1 TB in size, file upload functionality will be restricted... contact the ScienceDB official email'"},{"url":"https://www.scidb.cn/en/help","date":"2026-10-21","proved":"registration 'using the username and password you created during registration, or through third-party authentication such as CAS email/CSD account, GitHub account, ORCID and WeChat account'"},{"url":"http://agbigdata.aiijournal.com/EN/Y2025/V7/I2/193","date":"2026-10-21","proved":"comparative table: ScienceDB 'no limit on data volume, users can upload datasets of any size' vs Zenodo 50 GB"}],"verdict":"qualifies-with-caveat","verified_at":"2026-10-21T00:00:00.000Z","notes":"1 TB per dataset and 2,000 files per dataset, with no per-user or per-account cap; the 1 TB/2,000-file line is a soft gate (contact [address removed] for more) rather than a hard refusal. 'Data packages' bundle multiple datasets under one published record.","extras":{},"binding":"write-gated","binding_note":"the write is a queue with a person or a rule in it, so the upload rate is set by somebody else"},"claims":[{"path":"$.free_tier.stated","kind":"free-quota","num":1,"unit":"TB","per":null,"currency":null,"usd":null,"fx_date":null,"parse":"ok"},{"path":"$.limits[0].value","kind":"limit:write-gated","num":null,"unit":null,"per":null,"currency":null,"usd":null,"fx_date":null,"parse":"unparsed"}],"unknown":[["$.free_tier.notes","process"],["$.per_object_cap.notes","not-extracted"],["$.per_object_cap.stated","not-extracted"],["$.retention.notes","not-extracted"],["$.retention.stated","not-extracted"]],"history":[],"drift":[]}