{"canonical_id_v02":"bafde6136aa5","identity":{"artist":"Ken Sugimori","game":"pokemon","grade":"raw","image_url":"https://images.pokemontcg.io/base1/88.png","locale":"en","name":"Professor Oak","number":"088/102","rarity":"Uncommon","series_slug":"base-set","set_name":"Base Set","set_slug":"base-set","vintage":"vintage"},"meta":{"build_inputs_sha":"92d94e75ddde945c","confidence_tier":"T1_sales_derived","generated_at_utc":"2026-09-04T10:19:13Z","methodology_version":"v0.7","schema_version":"0.2.0"},"narrative":null,"price":{"bid_ask_spread_pct":null,"by_printing":{"Normal":{"buylist":null,"fetched_at_utc":"2026-09-03T00:00:00Z","listed_median":null,"market_price":2.37}},"cohort_relative_zscore":null,"fetched_at_utc":"2026-09-03T00:00:00Z","latest_buylist":null,"latest_listed_median":null,"latest_market_price":2.37,"primary_printing":"Normal","primary_printing_in_record":"Normal","primary_printing_resolution":"exact"},"similar_cards":[],"structure":{"_methodology_version":"v0.7","_source_breakdown":{"tcgcsv_archive":121,"tcgcsv_forward":818},"as_of_date":"2026-09-03","ath_date":"2026-08-30","ath_price":2.37,"atl_date":"2024-03-15","atl_price":0.57,"canonical_id_v02":"7e99b782d34e","canonical_id_v03":"bafde6136aa5","canonical_id_v1":"a2e314ffd72f","card_r14d_pct_cohort_estimator":80.92,"card_r30d_pct_cohort_estimator":19.1,"card_r90d_pct_cohort_estimator":48.12,"climatology_baseline_pct":{"CALM":58,"DRAWDOWN":3,"HEATED":39},"cohort_label":"pokemon-en-raw-vintage_secondary","cohort_median_14d_pct":0.66,"cohort_median_30d_pct":0.86,"cohort_median_90d_pct":6.93,"cohort_source":"derived","current_off_ath_pct":0,"current_price":2.37,"history_first_date":"2024-02-08","history_last_date":"2026-09-03","history_n_distinct_closes":693,"history_n_obs":939,"history_n_obs_series":939,"liquidity_tier":"T2","notable_moments":[{"date":"2026-08-26","delta_pct":48.6,"label":"+49% day-over-day","price":2.2,"type":"outlier_spike"},{"date":"2025-11-29","delta_pct":-49.2,"label":"-49% off peak","price":0.99,"type":"drawdown_low"}],"position_in_own_range_pctile":100,"regime_entered_date":"2024-02-13","regime_label":"HEATED","regime_occupancy_pct_1y":{"CALM":0,"DRAWDOWN":0,"HEATED":100},"regime_occupancy_pct_lifetime":{"CALM":0,"DRAWDOWN":0,"HEATED":100},"regime_run_length_days":933,"regime_transitions":[],"residual_vs_cohort_14d_pct":80.25,"residual_vs_cohort_30d_pct":18.24,"residual_vs_cohort_90d_pct":41.19,"series_printing":"Normal","series_printing_determinacy":{"decided_by":"count","margin":181,"n_candidates":1,"pool":"recent","tie_members":[]}},"trajectory":{"return_1y_pct":71.74,"return_30d_pct":19.1,"return_7d_pct":8.72,"return_90d_pct":48.12,"series_30d":[{"date":"2026-08-04","price":1.99},{"date":"2026-08-05","price":2.23},{"date":"2026-08-06","price":2.25},{"date":"2026-08-07","price":2.19},{"date":"2026-08-08","price":2.19},{"date":"2026-08-09","price":2.19},{"date":"2026-08-10","price":2.14},{"date":"2026-08-11","price":2.03},{"date":"2026-08-12","price":1.98},{"date":"2026-08-13","price":1.96},{"date":"2026-08-14","price":1.86},{"date":"2026-08-15","price":1.86},{"date":"2026-08-16","price":1.86},{"date":"2026-08-17","price":1.69},{"date":"2026-08-18","price":1.68},{"date":"2026-08-19","price":1.3},{"date":"2026-08-20","price":1.31},{"date":"2026-08-21","price":1.36},{"date":"2026-08-22","price":1.41},{"date":"2026-08-23","price":1.45},{"date":"2026-08-24","price":1.41},{"date":"2026-08-25","price":1.48},{"date":"2026-08-26","price":2.2},{"date":"2026-08-27","price":2.18},{"date":"2026-08-28","price":2.26},{"date":"2026-08-29","price":2.34},{"date":"2026-08-30","price":2.37},{"date":"2026-08-31","price":2.3},{"date":"2026-09-01","price":2.31},{"date":"2026-09-02","price":2.32},{"date":"2026-09-03","price":2.37}],"series_90d_thinned":[{"date":"2026-06-05","price":1.6},{"date":"2026-06-07","price":1.93},{"date":"2026-06-09","price":1.81},{"date":"2026-06-11","price":1.67},{"date":"2026-06-13","price":1.59},{"date":"2026-06-15","price":1.71},{"date":"2026-06-17","price":1.65},{"date":"2026-06-19","price":1.54},{"date":"2026-06-21","price":1.57},{"date":"2026-06-23","price":1.44},{"date":"2026-06-25","price":1.43},{"date":"2026-06-27","price":1.49},{"date":"2026-06-29","price":1.39},{"date":"2026-07-01","price":1.45},{"date":"2026-07-03","price":1.43},{"date":"2026-07-05","price":1.52},{"date":"2026-07-07","price":1.34},{"date":"2026-07-09","price":1.43},{"date":"2026-07-11","price":1.74},{"date":"2026-07-13","price":1.46},{"date":"2026-07-15","price":1.48},{"date":"2026-07-17","price":1.67},{"date":"2026-07-19","price":1.88},{"date":"2026-07-21","price":1.81},{"date":"2026-07-23","price":1.81},{"date":"2026-07-25","price":1.85},{"date":"2026-07-27","price":1.96},{"date":"2026-07-29","price":1.91},{"date":"2026-07-31","price":2.03},{"date":"2026-08-02","price":1.89},{"date":"2026-08-04","price":1.99},{"date":"2026-08-06","price":2.25},{"date":"2026-08-08","price":2.19},{"date":"2026-08-10","price":2.14},{"date":"2026-08-12","price":1.98},{"date":"2026-08-14","price":1.86},{"date":"2026-08-16","price":1.86},{"date":"2026-08-18","price":1.68},{"date":"2026-08-20","price":1.31},{"date":"2026-08-22","price":1.41},{"date":"2026-08-24","price":1.41},{"date":"2026-08-26","price":2.2},{"date":"2026-08-28","price":2.26},{"date":"2026-08-30","price":2.37},{"date":"2026-09-01","price":2.31},{"date":"2026-09-03","price":2.37}],"series_key":"42431|Normal","series_printing":"Normal"},"vendor_links":{"cardmarket_url":null,"ebay_search_url":"https://www.ebay.com/sch/i.html?_nkw=Professor%20Oak%20Base%20Set&mkcid=1&mkrid=711-53200-19255-0&campid=5339074870&toolid=10001","pokemontcg_url":"https://pokemontcg.io/cards/professor-oak","scryfall_url":null,"tcgplayer_url":"https://www.tcgplayer.com/search/all/product?q=Professor%20Oak%20Base%20Set&partner=7060428&utm_campaign=affiliate&utm_medium=tcgvibes&utm_source=tcgvibes"},"_handle":{"canonical_id":"bafde6136aa5","game":"pokemon","html":"https://tcgvibes.com/cards/bafde6136aa5","methodology":"https://tcgvibes.com/methodology","witness_chain":"https://tcgvibes-witness.jjk91525.workers.dev/chain/latest","build_shard":"cards/pokemon/builds/92d94e75ddde945c/ba.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."}}