miscPromedium
Phantom
tamuctf
Task: GitHub repo with single empty commit, flag hidden in phantom/orphaned commit. Solution: Used GitHub API /comments endpoint to discover unreachable commit SHA, then traversed git tree via Git Data API to extract flag from blob.
$ ls tags/ techniques/
github_phantom_commit_recoverygithub_api_commit_enumerationgit_tree_traversalbase64_blob_decoding
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