datasets
Training and evaluation data, with the modality, task and licence stated up front. Listed live from the Hugging Face Hub.
medical-certificate-validity-by-occupation
How long medical certificates last for pilots, commercial drivers and merchant mariners — by class, age and service type
Canonical, always-current version: https://referencesource.org/medical-certificate-validity-by-occupation/
Machine-readable: https://referencesource.org/medical-certificate-validity-by-occupation/data.json — this mirror is a point-in-time copy.
Last verified: 2026-08-11
Stale after: 2027-08-11 (past this date, prefer the canonical copy —
it re-verifies on a… See the full description on the dataset page: https://huggingface.co/datasets/referencesource/medical-certificate-validity-by-occupation.state-certificate-of-need-programs
Certificate of need programs by US state
Canonical, always-current version: https://referencesource.org/state-certificate-of-need-programs/
Machine-readable: https://referencesource.org/state-certificate-of-need-programs/data.json — this mirror is a point-in-time copy.
Last verified: 2026-08-19
Stale after: 2027-02-15 (past this date, prefer the canonical copy —
it re-verifies on a cadence this snapshot does not)
Records: 51
Which US states operate a certificate-of-need (CON)… See the full description on the dataset page: https://huggingface.co/datasets/referencesource/state-certificate-of-need-programs.birth-certificate-fees-by-state
Ordering a birth certificate: each state's own fee and process
Canonical, always-current version: https://referencesource.org/birth-certificate-fees-by-state/
Machine-readable: https://referencesource.org/birth-certificate-fees-by-state/data.json — this mirror is a point-in-time copy.
Last verified: 2026-08-18
Stale after: 2027-08-18 (past this date, prefer the canonical copy —
it re-verifies on a cadence this snapshot does not)
Records: 14
For each US state (and DC, NYC and… See the full description on the dataset page: https://huggingface.co/datasets/referencesource/birth-certificate-fees-by-state.tls-certificate-requirement-effective-dates
TLS certificate and CA requirement effective dates (CA/Browser Forum, Chrome, Mozilla)
Canonical, always-current version: https://referencesource.org/tls-certificate-requirement-effective-dates/
Machine-readable: https://referencesource.org/tls-certificate-requirement-effective-dates/data.json — this mirror is a point-in-time copy.
Last verified: 2026-08-05
Stale after: 2026-11-03 (past this date, prefer the canonical copy —
it re-verifies on a cadence this snapshot does not)… See the full description on the dataset page: https://huggingface.co/datasets/referencesource/tls-certificate-requirement-effective-dates.