Proximity Sensor publication history Date Status 14 May 2026 Working Draft 12 February 2025 Working Draft 27 November 2023 Working Draft 26 October 2023 Working Draft 30 January 2023 Working Draft 3 September 2021 Working Draft 17 August 2021 Working Draft 16 August 2021 Working Draft 4 June 2021 Working Draft 1 June 2021 Working Draft 31 May 2021 Working Draft 27 May 2021 Working Draft 5 March 2019 Working Draft 19 July 2016 Working Draft 3 September 2015 Working Draft 1 October 2013 Candidate Recommendation Snapshot 6 December 2012 Last Call Working Draft 12 July 2012 Working Draft