Achievement verification timelines
Repository verification history and dated external events supported by the canonical guides. Unknown first-observation dates are not inferred.
Timelines: 9
Schema version: 1.0.0
Pull Shark
Last reviewed: 2026-07-19
| Date | Event | Evidence | Summary |
|---|---|---|---|
| 19 July 2026 | guide-verification | confirmed | Canonical trigger wording and community-reported tier thresholds were reviewed. |
| 19 July 2026 | evidence-baseline | confirmed | Evidence record EVD-2026-001 was accepted with documented tier limitations. |
Known history limitations
- The earliest public appearance and initial rollout date are not established by the current evidence set.
Quickdraw
Last reviewed: 2026-07-19
| Date | Event | Evidence | Summary |
|---|---|---|---|
| 19 July 2026 | guide-verification | community-reported | The guide retained a provisional short-window description rather than asserting a fixed threshold. |
| 19 July 2026 | evidence-baseline | community-reported | Evidence record EVD-2026-002 was marked provisional and awaiting independent reproduction. |
Known history limitations
- The exact qualifying time window and earliest award date remain undocumented by GitHub.
YOLO
Last reviewed: 2026-07-20
| Date | Event | Evidence | Summary |
|---|---|---|---|
| 19 July 2026 | guide-verification | official | GitHub’s live achievement fragment established the broad ‘Merged without a review’ trigger. |
| 19 July 2026 | evidence-baseline | official | Evidence record EVD-2026-003 was reconciled against GitHub’s first-party product fragment. |
| 20 July 2026 | review-request-boundary | observed | A GitHub-linked qualifying pull request had a requested reviewer but zero submitted reviews, separating review requests from submitted review objects. |
Known history limitations
- Submitted COMMENT, REQUEST_CHANGES, APPROVE, dismissed, automated, and differing-merger review states remain unresolved.
Pair Extraordinaire
Last reviewed: 2026-07-20
| Date | Event | Evidence | Summary |
|---|---|---|---|
| 19 July 2026 | official-source-review | official | GitHub’s multiple-author commit syntax and live Pair Extraordinaire trigger fragment were linked as attribution evidence. |
| 19 July 2026 | evidence-baseline | official | Evidence record EVD-2026-004 retained numerical tier limitations while the broad trigger advanced to official. |
| 20 July 2026 | squash-attribution-boundary | observed | Two independent GitHub-linked squash merges retained account-linked Co-authored-by trailers in their final commits. |
Known history limitations
- Exact numerical tier boundaries, rebase or fast-forward behavior, stripped trailers, email mismatch, later history rewrites, and private-repository behavior remain unresolved.
Galaxy Brain
Last reviewed: 2026-07-19
| Date | Event | Evidence | Summary |
|---|---|---|---|
| 19 July 2026 | guide-verification | observed | Accepted answers were retained as distinct from other Discussion moderation states. |
| 19 July 2026 | evidence-baseline | observed | Evidence record EVD-2026-005 was accepted with limitations and incomplete reproduction. |
Known history limitations
- The initial rollout date and full tier thresholds are not officially documented.
Starstruck
Last reviewed: 2026-07-20
| Date | Event | Evidence | Summary |
|---|---|---|---|
| 19 July 2026 | official-fragment-review | official | GitHub’s live x4 fragment established the 16, 128, 512, and 4096 star milestones. |
| 19 July 2026 | evidence-baseline | official | Evidence record EVD-2026-006 was reconciled against GitHub’s first-party trigger and milestone history. |
| 20 July 2026 | organization-ownership-boundary | observed | Two GitHub-owned fragments retained personal creator attribution for repositories currently owned by organizations. |
Known history limitations
- Transfer timing, forks, archival, falling star counts, deletion, restoration, and award or tier revocation remain unresolved.
Public Sponsor
Last reviewed: 2026-07-19
| Date | Event | Evidence | Summary |
|---|---|---|---|
| 19 July 2026 | official-source-review | official | GitHub Sponsors documentation was retained as product context rather than proof of the achievement trigger. |
| 19 July 2026 | evidence-baseline | community-reported | Evidence record EVD-2026-007 was accepted with privacy and eligibility limitations. |
Known history limitations
- GitHub documents Sponsors but does not publish a complete achievement-award contract or rollout date.
Arctic Code Vault Contributor
Last reviewed: 2026-07-19
| Date | Event | Evidence | Summary |
|---|---|---|---|
| 2020 | historical-qualification | confirmed | The qualifying GitHub Arctic Code Vault archival event occurred during 2020; no more precise date is asserted here. |
| 19 July 2026 | evidence-baseline | confirmed | Evidence record EVD-2026-008 was accepted as a historical, non-repeatable qualification. |
Known history limitations
- The complete archived qualification list and account-level award chronology are not reproduced in this repository.
Mars 2020 Contributor
Last reviewed: 2026-07-19
| Date | Event | Evidence | Summary |
|---|---|---|---|
| 2020 | historical-qualification | confirmed | The mission-linked qualification is associated with Mars 2020; no more precise achievement-award date is asserted here. |
| 19 July 2026 | evidence-baseline | confirmed | Evidence record EVD-2026-009 was accepted as a historical, non-repeatable qualification. |
Known history limitations
- The complete internal repository qualification list and account-level award chronology are not available as a current public contract.
Interpretation
A timeline event records a dated review or supported historical point. It does not imply that the listed date is the achievement’s original rollout date unless the event explicitly says so.
Machine-readable timelines are available from /api/timelines.json.