Entity Periods

Period assignments linking entities to the historical periods when they are attested. An entity may span multiple periods. All Greek entities are assigned; Egyptian tradition is fully covered; total coverage exceeds 70%.

Data license: MIT · Data source: jebboone/deitydb

confidence
{'description': 'high / medium / low — certainty of the period assignment'}
rationale
{'description': 'Justification with source citations'}

1 row where entity_id = "ENT_VF_HAT_MAN"

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Link entity_id period_id confidence rationale source_id review_status
ENT_VF_HAT_MAN,PER_MODERN_FOLKLORE The Hat Man ENT_VF_HAT_MAN Modern Urban Legend & Folklore (19th–20th c.) PER_MODERN_FOLKLORE high A tall brimmed-hat shadow figure reported by thousands during sleep paralysis. People genuinely engage him apotropaically — refusing eye contact, praying, leaving lights on, repositioning to avoid recurrence. Documented as a recurrent experiential encounter, not authored fiction. SRC_ADLER_SLEEP reviewed

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CREATE TABLE "entity_periods" (
   [entity_id] TEXT REFERENCES [entities]([entity_id]),
   [period_id] TEXT REFERENCES [periods]([period_id]),
   [confidence] TEXT,
   [rationale] TEXT,
   [source_id] TEXT,
   [review_status] TEXT,
   PRIMARY KEY ([entity_id], [period_id])
);
CREATE INDEX [idx_entity_periods_period_id]
    ON [entity_periods] ([period_id]);
CREATE INDEX [idx_entity_periods_entity_id]
    ON [entity_periods] ([entity_id]);