Police are reviewing CCTV and mobile phone footage from a substantial number of witnesses, Barnet Coroner’s Court heard.
The fall happened during a run of stadium shows for the rock band’s sell-out Live ’25 reunion tour – their first since splitting in 2009.
Previously, Oasis said in a statement they were “shocked and saddened” to hear of the death.
The band added: “Oasis would like to extend our sincere condolences to the family and friends of the person involved.”
Mr Claydon’s father, Clive, previously said his son was a “lovely bloke” and a “hard-working family man”.