{"id": "card_n_5dca1f5930ac", "kind": "note", "title": "Heidelberg Q83", "body": "What are the keys of the kingdom of heaven?\n\nThe preaching of the holy gospel, and Christian discipline, or excommunication out of the Christian church; by these two, the kingdom of heaven is opened to believers, and shut against unbelievers.", "source": {"label": "Heidelberg Catechism (1563)", "url": "/codex.html#hc-q83", "ref": "Q83 · Lord's Day 31", "authority_tier": "catechism"}, "shelf": "codex", "box": "catechism_heidelberg", "bands": ["heidelberg", "german_reformed", "lords_day_31", "Matt 16:19", "John 20:21-23"], "connections": [{"to_card_id": "card_n_b3d286d98c09", "relationship": "proof_text", "via_connection_card_id": "card_c_61805025a836"}, {"to_card_id": "card_n_59aff31da66d", "relationship": "proof_text", "via_connection_card_id": "card_c_d536613c1809"}], "author": "engine", "created_at": "2026-05-19T00:00:00Z", "visibility": "public", "lifecycle_stage": "public", "volatility": "permanent", "metrics": {"paperclips_count": 0, "helpful_count": 0, "not_helpful_count": 0, "cite_count": 4, "walks_through_count": 0, "flagged_count": 0}, "updated_at": "2026-05-19T13:54:49.849170+00:00", "source_hash": "7d54955c0ce525e46e6f709a5260867bbea2fd44ebc7ce37d27fb9fc7d01a713", "witnesses": [{"class": "manuscript_tradition", "label": "Original German 1563 — Ursinus & Olevianus, Elector Frederick III", "ref": "HC-DE-1563"}, {"class": "translation", "label": "Original Latin 1563 — published alongside German", "ref": "HC-LA-1563"}, {"class": "critical_edition", "label": "Heidelberg Catechism — critical edition with proof texts", "ref": "HC-critical"}, {"class": "republication", "label": "CCEL — Heidelberg Catechism", "url": "https://www.ccel.org/creeds/heidelberg-cat.html", "ref": "CCEL-HC"}, {"class": "republication", "label": "CRCNA / RCA — Heidelberg Catechism with Q&A numbering", "url": "https://www.crcna.org/welcome/beliefs/confessions/heidelberg-catechism", "ref": "CRCNA-HC"}, {"class": "proof_text", "label": "Scripture proof texts in the original 1563 edition", "ref": "HC-proofs"}], "witness_status": "passed", "witness_status_reason": "6 witnesses across 5 independence classes: ['critical_edition', 'manuscript_tradition', 'proof_text', 'republication', 'translation']", "surface": "witness"}