{"_meta":{"attribution":"Data aggregated by pdata.world (https://pdata.world) from 8 prediction-market venues; CC BY 4.0; source data © each venue.","canonical_url":"https://pdata.world/events/polymarket/1269458","as_of":"2026-10-29T00:37:53.852636Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Polymarket): \"M25 Norman, OK: Theo Papamalamis vs Alex Rybakov\" — 3 markets; highest \"\" at 100% as of 2026-10-29 UTC. https://pdata.world/events/polymarket/1269458","source_url":"https://polymarket.com/event/itf-papama1-rybako1-2026-10-28"},"source":"polymarket","id":"1269458","ticker":"itf-papama1-rybako1-2026-10-28","slug":"itf-papama1-rybako1-2026-10-28","title":"M25 Norman, OK: Theo Papamalamis vs Alex Rybakov","description":"This market refers to the tennis match between Theo Papamalamis and Alex Rybakov in the M25 Norman, OK, Main Draw, originally scheduled for October 28, 2026 at 12:30PM ET.\n\nThis market will resolve to 'Theo Papamalamis' if Theo Papamalamis advances against Alex Rybakov.\n\nThis market will resolve to 'Alex Rybakov' if Alex Rybakov advances against Theo Papamalamis.\n\nIf the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 11, 2026, 11:59 PM ET (14 days after the scheduled start), this market will resolve to 50-50.\n\nIf the match begins but is not completed, and one player advances due to the opponent's retirement, default, or disqualification, this market will resolve to the player who advances.\n\nIf the match ends in a walkover (player withdraws before the start and the other advances automatically), this market will resolve to 50-50.\n\nThe primary resolution source will be official information from the International Tennis Federation (ITF). A consensus of credible reporting may also be used.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/itf-5206dc6c54.png","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/itf-5206dc6c54.png","active":true,"closed":false,"start_date":"2026-10-28T01:59:16Z","end_date":"2026-11-04T16:30:00Z","closed_time":null,"volume":84742.55995799998,"volume_24hr":84742.55995800001,"volume_24h_change":null,"normalized_vol_24hr":45.354286193847656,"normalized_volume":29.24068260192871,"liquidity":13738.3749,"open_interest":27420.931867,"categories":["Sports"],"tags":[{"id":"864","slug":"tennis","label":"Tennis"},{"id":"1","slug":"sports","label":"Sports"},{"id":"100639","slug":"games","label":"Games"}],"synthetic":false,"is_group":false,"group_key":null,"parent_event_id":null,"probability":null,"spread":null,"top_outcome":"","top_outcome_probability":0.9995,"top_outcome_prob_24h_change":0.37450000000000006,"top_outcome_volume_24h_change":84742.55995800001,"updated_at":"2026-10-29T00:14:44.643129Z","fetched_at":"2026-10-29T00:14:44.643129Z","added_at":"2026-10-28T02:08:31.908335Z","url":"https://polymarket.com/event/itf-papama1-rybako1-2026-10-28","chart_24h":[0.0,9.979167,34.917943,34.917943,104.38733200000001,104.38733200000001,104.387332,106.428149,106.428149,106.42814900000002,141.261483,141.261483,141.261483,141.261483,141.261483,141.261483,141.261483,141.261483,141.261483,160.231483,160.231483,433.999499,498.995055,76469.83130100001,78461.59936500003,84742.55995800003,84742.55995800004,84742.55995800001],"kind":"live","mutually_exclusive":false,"markets_total":3,"markets":[{"source":"polymarket","id":"6329109","event_id":"1269458","slug":"itf-papama1-rybako1-2026-10-28","question":"M25 Norman, OK: Theo Papamalamis vs Alex Rybakov","group_item_title":null,"description":"This market refers to the tennis match between Theo Papamalamis and Alex Rybakov in the M25 Norman, OK, Main Draw, originally scheduled for October 28, 2026 at 12:30PM ET.\n\nThis market will resolve to 'Theo Papamalamis' if Theo Papamalamis advances against Alex Rybakov.\n\nThis market will resolve to 'Alex Rybakov' if Alex Rybakov advances against Theo Papamalamis.\n\nIf the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 11, 2026, 11:59 PM ET (14 days after the scheduled start), this market will resolve to 50-50.\n\nIf the match begins but is not completed, and one player advances due to the opponent's retirement, default, or disqualification, this market will resolve to the player who advances.\n\nIf the match ends in a walkover (player withdraws before the start and the other advances automatically), this market will resolve to 50-50.\n\nThe primary resolution source will be official information from the International Tennis Federation (ITF). A consensus of credible reporting may also be used.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/itf-5206dc6c54.png","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/itf-5206dc6c54.png","outcomes":["Theo Papamalamis","Alex Rybakov"],"outcome_prices":[0.9995,0.0005],"probability":0.9995,"spread":0.001,"active":true,"closed":false,"start_date":"2026-10-28T01:59:16Z","end_date":"2026-11-04T16:30:00Z","closed_time":null,"result":null,"volume":84742.55995799998,"volume_24hr":84742.55995800001,"prob_24h_change":0.37450000000000006,"volume_24h_change":84742.55995800001,"normalized_vol_24hr":51.50210952758789,"normalized_volume":37.778072357177734,"liquidity":13443.2249,"categories":["Sports"],"countries":[],"updated_at":"2026-10-29T00:14:44.747750Z","fetched_at":"2026-10-29T00:14:44.747750Z","added_at":"2026-10-28T02:08:32.003395Z","url":"https://polymarket.com/event/itf-papama1-rybako1-2026-10-28/itf-papama1-rybako1-2026-10-28","event_title":"M25 Norman, OK: Theo Papamalamis vs Alex Rybakov","chart_24h":[0.625,0.48,0.475,0.48,0.475,0.475,0.475,0.475,0.475,0.485,0.485,0.475,0.47,0.475,0.47,0.465,0.475,0.46,0.46,0.4,0.76,0.585,0.6,0.9995,0.9995,0.9995]},{"source":"polymarket","id":"6329694","event_id":"1269458","slug":"itf-papama1-rybako1-2026-10-28-set-handicap-home-1pt5","question":"Set Handicap: Theo Papamalamis (-1.5) vs Alex Rybakov (+1.5)","group_item_title":"M25 Norman, OK: Theo Papamalamis vs Alex Rybakov Set Handicap +/-1.5","description":"This market refers to the tennis match between Theo Papamalamis and Alex Rybakov in the M25 Norman, OK, originally scheduled for October 28, 2026 at 12:30PM ET.\nThis market will resolve to \"Theo Papamalamis\" if Theo Papamalamis wins by 2 or more sets than Alex Rybakov, based on the final completed score. Otherwise, it will resolve to \"Alex Rybakov.\"\nIf the match begins but is not completed due to retirement, default, or disqualification, this market will resolve 50-50, unless the outcome of this market has already been unconditionally determined by the completed portion of play under the match format published by the tournament organizer for that round. For example, if the deciding set has begun when the match ends, Theo Papamalamis can no longer win by 2 or more sets, and this market will resolve to \"Alex Rybakov.\"\nIf the match is canceled before play begins, or a result has not been determined by November 11, 2026, 11:59 PM ET (14 days after the scheduled start), this market will resolve 50-50.\nResolution will be based on official ITF results.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/itf-5206dc6c54.png","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/itf-5206dc6c54.png","outcomes":["Theo Papamalamis","Alex Rybakov"],"outcome_prices":[0.5,0.5],"probability":0.5,"spread":1.0,"active":true,"closed":false,"start_date":"2026-10-28T02:44:18Z","end_date":"2026-11-04T16:30:00Z","closed_time":null,"result":null,"volume":0.0,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":0.0,"categories":["Sports"],"countries":[],"updated_at":"2026-10-28T20:05:43.262478Z","fetched_at":"2026-10-28T20:05:43.262478Z","added_at":"2026-10-28T02:56:06.815774Z","url":"https://polymarket.com/event/itf-papama1-rybako1-2026-10-28/itf-papama1-rybako1-2026-10-28-set-handicap-home-1pt5","event_title":"M25 Norman, OK: Theo Papamalamis vs Alex Rybakov","chart_24h":[0.5,0.59,0.575,0.575,0.575,0.595,0.58,0.58,0.585,0.6,0.585,0.59,0.595,0.59,0.585,0.615,0.5,0.24,0.5,0.5]},{"source":"polymarket","id":"6329698","event_id":"1269458","slug":"itf-papama1-rybako1-2026-10-28-set-handicap-away-1pt5","question":"Set Handicap: Alex Rybakov (-1.5) vs Theo Papamalamis (+1.5)","group_item_title":"M25 Norman, OK: Theo Papamalamis vs Alex Rybakov Set Handicap +/-1.5","description":"This market refers to the tennis match between Alex Rybakov and Theo Papamalamis in the M25 Norman, OK, originally scheduled for October 28, 2026 at 12:30PM ET.\nThis market will resolve to \"Alex Rybakov\" if Alex Rybakov wins by 2 or more sets than Theo Papamalamis, based on the final completed score. Otherwise, it will resolve to \"Theo Papamalamis.\"\nIf the match begins but is not completed due to retirement, default, or disqualification, this market will resolve 50-50, unless the outcome of this market has already been unconditionally determined by the completed portion of play under the match format published by the tournament organizer for that round. For example, if the deciding set has begun when the match ends, Alex Rybakov can no longer win by 2 or more sets, and this market will resolve to \"Theo Papamalamis.\"\nIf the match is canceled before play begins, or a result has not been determined by November 11, 2026, 11:59 PM ET (14 days after the scheduled start), this market will resolve 50-50.\nResolution will be based on official ITF results.","image":"https://polymarket-upload.s3.us-east-2.amazonaws.com/itf-5206dc6c54.png","icon":"https://polymarket-upload.s3.us-east-2.amazonaws.com/itf-5206dc6c54.png","outcomes":["Alex Rybakov","Theo Papamalamis"],"outcome_prices":[0.5,0.5],"probability":0.5,"spread":1.0,"active":true,"closed":false,"start_date":"2026-10-28T02:44:18Z","end_date":"2026-11-04T16:30:00Z","closed_time":null,"result":null,"volume":0.0,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":0.0,"categories":["Sports"],"countries":[],"updated_at":"2026-10-28T19:38:46.688704Z","fetched_at":"2026-10-28T19:38:46.688704Z","added_at":"2026-10-28T02:56:06.815774Z","url":"https://polymarket.com/event/itf-papama1-rybako1-2026-10-28/itf-papama1-rybako1-2026-10-28-set-handicap-away-1pt5","event_title":"M25 Norman, OK: Theo Papamalamis vs Alex Rybakov","chart_24h":[0.5,0.625,0.62,0.625,0.605,0.6,0.615,0.61,0.62,0.615,0.61,0.61,0.615,0.615,0.645,0.5,0.305,0.5]}]}