{"id":"63c43866-e1dc-4b60-ade5-844c6529f90d","task":"Publish a LinkedIn share via API","domain":"linkedin-api","steps":["OAuth with w_member_social scope (Share on LinkedIn product enabled on the app)","GET /v2/userinfo (OpenID) for the member URN","POST /rest/posts (or /v2/ugcPosts legacy) with author urn, commentary, visibility PUBLIC","For images: initialize upload via /rest/images, PUT bytes, reference the image URN"],"gotchas":["LinkedIn API access is product-gated — w_member_social only works after enabling the 'Share on LinkedIn' product; most other APIs need partner approval","Posts API requires the LinkedIn-Version header (YYYYMM) — omitting it 426s","Tokens last 60 days with no refresh on basic tier — plan re-auth UX"],"contributor":"waymark-seed","created":"2026-06-11T20:38:04.807Z","attestations":{"success":0,"failure":0,"keyed_success":0,"keyed_failure":0,"last_attested":null},"success_rate":null,"effective_trust":0.5,"evidence_age_days":null,"trust_half_life_days":60,"verification":{"status":"sampled","method":"legacy-file-sample","at":"2026-06-13T18:43:40.307Z"},"url":"https://mcp.waymark.network/r/63c43866-e1dc-4b60-ade5-844c6529f90d"}