{"eid":"4tu","name":"4TU.ResearchData","domain":"4tu.nl","resolved_by":"domain","topics":["storage"],"n_records":1,"best_vorder":6,"review":null,"aliases":["4TU.ResearchData","4tu.nl"],"records":[{"rid":"storage/4tu-researchdata","card":{"rid":"storage/4tu-researchdata","eid":"4tu","topic":"storage","slug":"4tu-researchdata","provider":"4TU.ResearchData","url":"https://data.4tu.nl","domain":"4tu.nl","category":"Dutch multi-university Dataverse/Invenio","tier":null,"verdict":"fails-quota","vorder":6,"grp":"rejected","confidence":"reported","binding":"none","identity_kind":"email","identity_basis":"stated","needs_card":0,"needs_phone":0,"needs_id":0,"needs_institution":0,"country":null,"crypto":null,"interfaces":"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":"5 GB per researcher per year free, then a one-off €4.50/GB (~$4,900/TB). Some sources cite 10 GB for non-4TU institutions.","duplicate_of":null,"n_unknown":6},"record":{"topic":"storage","slug":"4tu-researchdata","provider":"4TU.ResearchData","url":"https://data.4tu.nl","category":"Dutch multi-university Dataverse/Invenio","free_tier":{"stated":"5 GB per researcher per year free, then a one-off €4.50/GB (~$4,900/TB). Some sources cite 10 GB for non-4TU institutions.","unit":"GB","metered_on":"unstated","source_url":"https://data.4tu.nl/info/en/use/publish-cite/upload-your-data-in-our-data-repository","read_on":"2026-10-21","notes":null},"per_object_cap":{"stated":"not stated","source_url":"https://data.4tu.nl/info/en/use/publish-cite/upload-your-data-in-our-data-repository","notes":"not stated"},"retention":{"stated":"not stated","source_url":"https://data.4tu.nl/info/en/use/publish-cite/upload-your-data-in-our-data-repository","notes":"not stated"},"egress":{"terms":"free","metered":false},"interface":["rest"],"interface_detail":"REST, OAI-PMH","tooling":"REST","chaining":"none at a user's  scale","limits":[],"limits_note":"strict quota with a per-GB price — the opposite of the target profile","identity_cost":{"kind":"email","detail":"email — explicitly open: 'Anyone from science, engineering and design can use 4TU.ResearchData to upload and publish their research data and software' and 'I am not affiliated with one of the 4TU's, can I deposit my data? Anyone ... can upload'. The identity gate is genuinely zero; the *quota* gate is what kills it.","country":null},"reliability_note":"pricing is per-GB one-off, so cost scales linearly with volume — no bulk escape.","confidence":"reported","confidence_note":"One page read moves it to documented.","evidence":[{"url":"https://data.4tu.nl/info/about-4turesearchdata/frequently-asked-questions","date":"2026-10-21","proved":"(Wayback 20251018113714) — 'I am not affiliated with one of the 4TU's, can I deposit my data? Anyone from science, engineering and design can use 4TU.ResearchData to upload and publish their research data and software'"},{"url":"https://data.4tu.nl/info/en/use/publish-cite/upload-your-data-in-our-data-repository","date":"2026-10-21","proved":"(search snippet) — 'Every researcher can upload up to 5 GB of data per year ... free of charge'; larger uploads charged a one-off fee"},{"url":"https://community.data.4tu.nl/frequently-asked-questions/","date":"2026-10-21","proved":"(search snippet) — 'we charge a one-off €4.50 per GB'"}],"verdict":"fails-quota","verified_at":"2026-10-21T00:00:00.000Z","notes":"5 GB per researcher per year free, then a one-off €4.50/GB (~$4,900/TB). Some sources cite 10 GB for non-4TU institutions.","extras":{"dead_end":{"failure_class":"quota","why":"5 GB per researcher per year free, then a one-off €4.50/GB (~$4,900/TB). Some sources cite 10 GB for non-4TU institutions.","retry_when":null,"first_recorded":"2026-10-21"}},"binding":"none","binding_note":"no constraint of a named kind was recorded; the verdict rests on the quota sentence rather than on a named limit"},"claims":[{"path":"$.free_tier.stated","kind":"free-quota","num":5.0,"unit":"GB","per":null,"currency":null,"usd":null,"fx_date":null,"parse":"ok"}],"unknown":[["$.extras.dead_end.retry_when","process"],["$.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":[]}]}