{"_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/1267974","as_of":"2026-10-29T00:37:53.853926Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Polymarket): \"W75 Toronto: Ariana Arseneault vs Sara Saito\" — closed 2026-10-29; final leader \"\" at 0%. https://pdata.world/events/polymarket/1267974","source_url":"https://polymarket.com/event/itf-arsene1-saito1-2026-10-28"},"source":"polymarket","id":"1267974","ticker":"itf-arsene1-saito1-2026-10-28","slug":"itf-arsene1-saito1-2026-10-28","title":"W75 Toronto: Ariana Arseneault vs Sara Saito","description":"This market refers to the tennis match between Ariana Arseneault and Sara Saito in the W75 Toronto, Main Draw, originally scheduled for October 28, 2026 at 1:00PM ET.\n\nThis market will resolve to 'Ariana Arseneault' if Ariana Arseneault advances against Sara Saito.\n\nThis market will resolve to 'Sara Saito' if Sara Saito advances against Ariana Arseneault.\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":false,"closed":true,"start_date":"2026-10-27T20:14:23Z","end_date":"2026-11-04T17:00:00Z","closed_time":"2026-10-29T00:12:07Z","volume":6347.866537000001,"volume_24hr":6347.866537,"volume_24h_change":null,"normalized_vol_24hr":27.00482749938965,"normalized_volume":17.410472869873047,"liquidity":0.0,"open_interest":234.35032999999999,"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":0.0,"top_outcome_prob_24h_change":-0.545,"top_outcome_volume_24h_change":6197.866537,"updated_at":"2026-10-29T00:16:47.927107Z","fetched_at":"2026-10-29T00:16:47.927107Z","added_at":"2026-10-27T20:28:21.145349Z","url":"https://polymarket.com/event/itf-arsene1-saito1-2026-10-28","chart_24h":[0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,8.08772,8.08772,48.08772,104.08772,104.08772,104.08772,104.08772,104.08772,104.08772,104.08771999999999,114.08772,114.08772,114.08772,114.08772,737.68772,1186.662305,5034.663302,6347.866537,6347.866536999999,6347.866537],"kind":"live","mutually_exclusive":false,"markets_total":3,"markets":[{"source":"polymarket","id":"6323072","event_id":"1267974","slug":"itf-arsene1-saito1-2026-10-28","question":"W75 Toronto: Ariana Arseneault vs Sara Saito","group_item_title":null,"description":"This market refers to the tennis match between Ariana Arseneault and Sara Saito in the W75 Toronto, Main Draw, originally scheduled for October 28, 2026 at 1:00PM ET.\n\nThis market will resolve to 'Ariana Arseneault' if Ariana Arseneault advances against Sara Saito.\n\nThis market will resolve to 'Sara Saito' if Sara Saito advances against Ariana Arseneault.\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":["Ariana Arseneault","Sara Saito"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.001,"active":false,"closed":true,"start_date":"2026-10-27T20:14:23Z","end_date":"2026-11-04T17:00:00Z","closed_time":"2026-10-28T23:59:36.974006Z","result":"Sara Saito","volume":6197.866537000001,"volume_24hr":6197.866537,"prob_24h_change":-0.545,"volume_24h_change":6197.866537,"normalized_vol_24hr":30.49811363220215,"normalized_volume":22.371122360229492,"liquidity":0.0,"categories":["Sports"],"countries":[],"updated_at":"2026-10-29T00:16:48.058566Z","fetched_at":"2026-10-29T00:16:48.058566Z","added_at":"2026-10-27T20:28:21.181865Z","url":"https://polymarket.com/event/itf-arsene1-saito1-2026-10-28/itf-arsene1-saito1-2026-10-28","event_title":"W75 Toronto: Ariana Arseneault vs Sara Saito","chart_24h":[0.545,0.545,0.54,0.66,0.555,0.54,0.55,0.55,0.55,0.545,0.55,0.535,0.535,0.535,0.535,0.53,0.545,0.89,0.515,0.065,0.0005,0.0005,0.0]},{"source":"polymarket","id":"6323871","event_id":"1267974","slug":"itf-arsene1-saito1-2026-10-28-set-handicap-home-1pt5","question":"Set Handicap: Ariana Arseneault (-1.5) vs Sara Saito (+1.5)","group_item_title":"W75 Toronto: Ariana Arseneault vs Sara Saito Set Handicap +/-1.5","description":"This market refers to the tennis match between Ariana Arseneault and Sara Saito in the W75 Toronto, originally scheduled for October 28, 2026 at 1:00PM ET.\nThis market will resolve to \"Ariana Arseneault\" if Ariana Arseneault wins by 2 or more sets than Sara Saito, based on the final completed score. Otherwise, it will resolve to \"Sara Saito.\"\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, Ariana Arseneault can no longer win by 2 or more sets, and this market will resolve to \"Sara Saito.\"\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":["Ariana Arseneault","Sara Saito"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.01,"active":false,"closed":true,"start_date":"2026-10-27T20:44:10Z","end_date":"2026-11-04T17:00:00Z","closed_time":"2026-10-29T00:12:10.173888Z","result":"Sara Saito","volume":150.0,"volume_24hr":150.0,"prob_24h_change":-0.625,"volume_24h_change":150.0,"normalized_vol_24hr":10.068622589111328,"normalized_volume":7.385583877563477,"liquidity":0.0,"categories":["Sports"],"countries":[],"updated_at":"2026-10-29T00:16:48.058566Z","fetched_at":"2026-10-29T00:16:48.058566Z","added_at":"2026-10-27T20:54:07.918693Z","url":"https://polymarket.com/event/itf-arsene1-saito1-2026-10-28/itf-arsene1-saito1-2026-10-28-set-handicap-home-1pt5","event_title":"W75 Toronto: Ariana Arseneault vs Sara Saito","chart_24h":[0.625,0.615,0.6,0.635,0.6,0.62,0.62,0.625,0.62,0.65,0.5,0.005,0.4995,0.004,0.005,0.0]},{"source":"polymarket","id":"6323875","event_id":"1267974","slug":"itf-arsene1-saito1-2026-10-28-set-handicap-away-1pt5","question":"Set Handicap: Sara Saito (-1.5) vs Ariana Arseneault (+1.5)","group_item_title":"W75 Toronto: Ariana Arseneault vs Sara Saito Set Handicap +/-1.5","description":"This market refers to the tennis match between Sara Saito and Ariana Arseneault in the W75 Toronto, originally scheduled for October 28, 2026 at 1:00PM ET.\nThis market will resolve to \"Sara Saito\" if Sara Saito wins by 2 or more sets than Ariana Arseneault, based on the final completed score. Otherwise, it will resolve to \"Ariana Arseneault.\"\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, Sara Saito can no longer win by 2 or more sets, and this market will resolve to \"Ariana Arseneault.\"\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":["Sara Saito","Ariana Arseneault"],"outcome_prices":[0.0,1.0],"probability":0.0,"spread":0.2,"active":false,"closed":true,"start_date":"2026-10-27T20:44:10Z","end_date":"2026-11-04T17:00:00Z","closed_time":"2026-10-28T21:58:37.305654Z","result":"Ariana Arseneault","volume":0.0,"volume_24hr":0.0,"prob_24h_change":-0.58,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":null,"liquidity":0.0,"categories":["Sports"],"countries":[],"updated_at":"2026-10-28T22:23:42.548126Z","fetched_at":"2026-10-28T22:23:42.548126Z","added_at":"2026-10-27T20:54:07.918693Z","url":"https://polymarket.com/event/itf-arsene1-saito1-2026-10-28/itf-arsene1-saito1-2026-10-28-set-handicap-away-1pt5","event_title":"W75 Toronto: Ariana Arseneault vs Sara Saito","chart_24h":[0.58,0.605,0.585,0.6,0.58,0.585,0.58,0.615,0.5,0.005,0.1,0.0]}]}