{"canonical_id_v02":"44c3bd2077ed","identity":{"artist":"Marco Gorlei","game":"mtg","grade":"raw","image_url":"https://cards.scryfall.io/normal/front/7/7/7728c1a0-683c-4f07-bf68-e35602829bb0.jpg?1785497385","locale":"en","name":"Fog on the Barrow-Downs","number":"168","rarity":"common","series_slug":"the-hobbit-eternal-legal","set_name":"The Hobbit Eternal","set_slug":"the-hobbit-eternal","vintage":"modern_rotation"},"meta":{"build_inputs_sha":"dd33b3c6ef9b37c9","confidence_tier":"T1_sales_derived","generated_at_utc":"2026-08-30T16:37:28Z","methodology_version":"v0.7","schema_version":"0.2.0"},"narrative":null,"price":{"bid_ask_spread_pct":null,"by_printing":{"Foil":{"buylist":null,"fetched_at_utc":"2026-08-29T18:02:34.224925+00:00","listed_median":null,"market_price":null},"Normal":{"buylist":null,"fetched_at_utc":"2026-08-29T18:02:34.224925+00:00","listed_median":null,"market_price":0.28}},"cohort_relative_zscore":null,"fetched_at_utc":"2026-08-29T18:02:34.224925+00:00","latest_buylist":null,"latest_listed_median":null,"latest_market_price":0.28,"primary_printing":"Normal","primary_printing_in_record":"Normal","primary_printing_resolution":"exact"},"similar_cards":[],"structure":{"_methodology_version":"v0.7","_source_breakdown":{"mpapi_live":1,"tcgcsv_forward":5},"as_of_date":"2026-08-29","ath_date":"2026-08-20","ath_price":0.28,"atl_date":"2026-08-19","atl_price":0.25,"canonical_id_v02":"44c3bd2077ed","canonical_id_v03":null,"canonical_id_v1":null,"climatology_baseline_pct":{"CALM":34,"DRAWDOWN":27,"HEATED":39},"cohort_label":"mtg-en-raw-nascent","cohort_source":"derived","current_off_ath_pct":0,"current_price":0.28,"history_first_date":"2026-08-19","history_last_date":"2026-08-29","history_n_obs":6,"history_n_obs_series":6,"liquidity_tier":"T2","notable_moments":[],"position_in_own_range_pctile":100,"regime_entered_date":"2026-08-29","regime_label":"CALM","regime_occupancy_pct_1y":{"CALM":100,"DRAWDOWN":0,"HEATED":0},"regime_occupancy_pct_lifetime":{"CALM":100,"DRAWDOWN":0,"HEATED":0},"regime_run_length_days":0,"regime_transitions":[],"residual_vs_cohort_14d_pct":null,"residual_vs_cohort_30d_pct":null,"residual_vs_cohort_90d_pct":null,"series_printing":"Normal","series_printing_determinacy":{"decided_by":"count","margin":6,"n_candidates":1,"pool":"recent","tie_members":[]}},"trajectory":{"return_1y_pct":null,"return_30d_pct":null,"return_7d_pct":0,"return_90d_pct":null,"series_30d":[{"date":"2026-08-19","price":0.25},{"date":"2026-08-20","price":0.28},{"date":"2026-08-21","price":0.28},{"date":"2026-08-22","price":0.28},{"date":"2026-08-23","price":0.28},{"date":"2026-08-29","price":0.28}],"series_90d_thinned":[{"date":"2026-08-19","price":0.25},{"date":"2026-08-20","price":0.28},{"date":"2026-08-21","price":0.28},{"date":"2026-08-22","price":0.28},{"date":"2026-08-23","price":0.28},{"date":"2026-08-29","price":0.28}],"series_key":"709579|Normal","series_printing":"Normal"},"vendor_links":{"cardmarket_url":null,"ebay_search_url":"https://www.ebay.com/sch/i.html?_nkw=Fog%20on%20the%20Barrow-Downs%20The%20Hobbit%20Eternal&mkcid=1&mkrid=711-53200-19255-0&campid=5339074870&toolid=10001","pokemontcg_url":null,"scryfall_url":"https://scryfall.com/search?q=Fog%20on%20the%20Barrow-Downs","tcgplayer_url":"https://www.tcgplayer.com/search/all/product?q=Fog%20on%20the%20Barrow-Downs%20The%20Hobbit%20Eternal&partner=7060428&utm_campaign=affiliate&utm_medium=tcgvibes&utm_source=tcgvibes"},"_handle":{"canonical_id":"44c3bd2077ed","game":"mtg","html":"https://tcgvibes.com/cards/44c3bd2077ed","methodology":"https://tcgvibes.com/methodology","witness_chain":"https://tcgvibes-witness.jjk91525.workers.dev/chain/latest","build_shard":"cards/mtg/builds/dd33b3c6ef9b37c9/44.json","provenance_fields":["price.fetched_at_utc","price.latest_market_price","price.primary_printing","meta.build_inputs_sha","meta.methodology_version","meta.schema_version","meta.confidence_tier","meta.generated_at_utc"],"reading":"`provenance_fields` lists the provenance keys THIS record actually carries, derived from it rather than written down: the price.* entries name the OBSERVATION, the meta.* entries identify the BUILD and the RULE that derived it. The witness chain carries the per-day envelope with its own code_commit and prev_hash. Every field here is served verbatim from the build shard — this block points, it never restates."}}