{"punk":1878,"name":"CryptoPunk #1878","url":"https://punkprice.com/punk/1878","image":"https://punkprice.com/api/punk-image/1878.svg","type":"Male","skin_tone":3,"attributes":["Earring","Hoodie","Vape","Big Shades"],"attribute_count":4,"model":{"version":"est-v2-202610","beta":true,"label":"Valuation (beta), not a floor","spec_sha256":"1cf27321b403ea86f6972db116008f450d113e635f10c03d21207a83f7bfb63f","method":"https://punkprice.com/about#estimate","track_record":"https://punkprice.com/track-record","rule":"N1 (floor x type median multiple of the last 12 months) plus, for Female and Male punks, only the attribute, skin tone, attribute count and drift terms whose 95% interval excludes zero (per-type weighted ridge, Huber loss, half-life 90 days). Zombie, Ape, Alien: weighted median multiple of all their sales (half-life 2 years). Bands: floor x exp(log estimate +- k sigma), sigma = sqrt(s_cell^2 + (0.5 x premium)^2).","caveats":["Female estimates sit close to the floor: in the backtest the plain type multiple was the better median guess for Female punks.","Punks with 0 or 1 attributes, and Zombie, Ape and Alien punks, have few sales; their bands are wide and their confidence is Low.","Trained on native CryptoPunks marketplace sales only; wrapped-punk sales are not included yet."]},"as_of":{"date":"2026-11-05","note":"Fitted on sales up to the end of 2026-11-05 UTC. `estimate` is valued at the latest exact floor (`fresh_floor`, refreshed hourly); `daily` is valued at that day's closing floor and is the one the track record scores.","written_at":"2026-11-06T00:20:36.384Z","fingerprint_sha256":"28fb24ec0a4377e5ef5227eb5d7b42a3750c93b8b338f0430ec1b75165a89dc1"},"estimate":{"eth":125.6678,"usd":304503,"band_1sigma":{"low_eth":63.4259,"high_eth":248.9896,"low_usd":153686,"high_usd":603322},"band_2sigma":{"low_eth":32.0118,"high_eth":493.331,"low_usd":77567,"high_usd":1195381},"sigma_log":0.6838,"multiple_of_floor":4.1352,"n1_eth":32.3864,"confidence":"Low","cell":"Male 4+","floor_eth":30.39,"floor_as_of":"2026-11-06T11:04:35.000Z","basis":"hourly floor"},"daily":{"date":"2026-11-05","eth":125.6678,"usd":304503,"band_1sigma":{"low_eth":63.4259,"high_eth":248.9896,"low_usd":153686,"high_usd":603322},"band_2sigma":{"low_eth":32.0118,"high_eth":493.331,"low_usd":77567,"high_usd":1195381},"sigma_log":0.6838,"multiple_of_floor":4.1352,"n1_eth":32.3864,"confidence":"Low","cell":"Male 4+","floor_eth":30.39,"fingerprint_sha256":"28fb24ec0a4377e5ef5227eb5d7b42a3750c93b8b338f0430ec1b75165a89dc1"},"fresh_floor":{"source":"hourly","as_of":"2026-11-06T11:04:35.000Z","block":26355395,"eth":30.39,"punk":3425,"public_asks":1162,"age_minutes":31,"stale":false,"label":"as of 11:04 UTC, floor 30.39 ETH","stale_note":null},"floor":{"as_of_date":"2026-11-05","eth":30.39,"eth_usd":2423.081896592348,"latest":{"date":"2026-11-06","eth":30.39},"current":{"source":"hourly","as_of":"2026-11-06T11:04:35.000Z","block":26355395,"eth":30.39,"punk":3425,"public_asks":1162,"age_minutes":31,"stale":false,"label":"as of 11:04 UTC, floor 30.39 ETH","stale_note":null},"type_floor":{"type":"Male","date":"2026-11-06","eth":30.39,"public_asks":745,"punk":3425}},"listing":null,"argument":{"cell":"Male 4+","terms":[{"pct":4.6,"beta":0.0454,"term":"drift","label":"Male market level","sales_12m":null,"weighted_sales":null},{"pct":12.6,"beta":0.1184,"term":"tone3","label":"Skin tone 3 (vs 1)","sales_12m":null,"weighted_sales":66.5},{"pct":-2.4,"beta":-0.0241,"term":"attr:Earring","label":"Earring","sales_12m":303,"weighted_sales":70.6},{"pct":237.4,"beta":1.2162,"term":"attr:Hoodie","label":"Hoodie","sales_12m":20,"weighted_sales":7}],"backtest":{"cell":"Male 4+","seen":{"n":276,"cover1":0.736,"cover2":0.931,"bias_pct":1,"within10":0.71,"within25":0.928,"MdALE_pct":5.6},"thin":false,"sigma":0.089,"selection":{"n":293,"cover1":0.683,"cover2":0.932,"bias_pct":1.1,"within10":0.662,"within25":0.949,"MdALE_pct":6.9}},"own_sales":[{"eth":28,"date":"2021-04-14","block":12236813,"source":"native-buy","excluded":null,"log_index":270,"adjusted_eth":42.0207},{"eth":88,"date":"2021-05-12","block":12420741,"source":"native-buy","excluded":null,"log_index":270,"adjusted_eth":191.4331}],"comparables":[{"eth":33.5,"date":"2026-10-11","punk":3739,"source":"native-buy","adjusted_eth":32.3298,"shared_attributes":2},{"eth":37,"date":"2026-09-23","punk":5942,"source":"native-buy","adjusted_eth":33.0715,"shared_attributes":2},{"eth":33.98,"date":"2026-09-22","punk":5133,"source":"native-buy","adjusted_eth":31.8425,"shared_attributes":2},{"eth":125,"date":"2026-08-24","punk":8359,"source":"native-buy","adjusted_eth":117.1008,"shared_attributes":2},{"eth":34.5,"date":"2026-08-22","punk":5942,"source":"native-bid","adjusted_eth":32.7847,"shared_attributes":2},{"eth":269,"date":"2026-08-05","punk":2311,"source":"native-buy","adjusted_eth":257.8836,"shared_attributes":2},{"eth":35,"date":"2026-07-31","punk":8949,"source":"native-bid","adjusted_eth":32.961,"shared_attributes":2},{"eth":33.4,"date":"2026-07-21","punk":4256,"source":"native-buy","adjusted_eth":31.7196,"shared_attributes":2}],"premium_log":1.3559,"type_multiple":{"sales":772,"period":"12 months","multiple":1.0657,"median_multiple":1.0657},"no_clear_premium":[{"attribute":"Vape","sales_12m":50},{"attribute":"Big Shades","sales_12m":81}],"summary":["Estimate 126 ETH (beta), 1σ range 63.4 to 249 ETH, 2σ range 32.0 to 493 ETH, confidence Low, as of 11:04 UTC, floor 30.39 ETH (fitted on sales up to the end of 2026-11-05).","Floor 30.4 ETH at 11:04 UTC; 30.4 ETH at the close of 2026-11-05.","Male punks sold at a median 1.07x the floor of the day before (772 sales, 12 months).","Terms with clear support: Male market level +5%, Skin tone 3 (vs 1) +13%, Earring -2%, Hoodie +237%.","In the backtest, Male 4+ sales landed within ±6.9% of the estimate half the time (2023-2024) and within ±5.6% in 2025-2026 (months already seen in round 1)."]},"track_record":[],"cite_as":"PunkPrice (2026). CryptoPunks per-punk estimates (beta), model est-v2-202610, from CryptoPunks marketplace sales. https://punkprice.com/punk/1878","license":"CC BY 4.0","disclaimer":"Valuation (beta) from public marketplace sales: not an appraisal and not financial advice. It can be wrong, so read the range, not only the number.","links":{"listings":"https://punkprice.com/listings","backtest":"https://punkprice.com/api/estimate/backtest.json","track_record":"https://punkprice.com/api/estimate/track-record.json"}}