Unverified50% confidenceFactExact time
The MIDI protocol was proposed by Dave Smith and Ikutaro Kakehashi in 1981 and officially released in 1983.
1
Sources
50%
Confidence
Long-term
Relevance
9/7/2026
First Seen
Sources
Related Entities
Related Claims
VerifiedThe MIDI (Musical Instrument Digital Interface) protocol was established in 1983.67% similarUnverified开源软件运动可追溯至1983年理查德·斯托曼发起的GNU项目，以及1991年林纳斯·托瓦兹创建的Linux内核53% similarVerifiedRichard Stallman launched the GNU project in 1983, institutionalizing the hacker ethos into the free software movement.51% similar
Cite This Claim
Stable URI
https://kongchang.com/claim/870283API
curl https://kongchang.com/api/v1/knowledge/claims/870283MCP
get_claim(id=870283)