The quote above is an exact substring of the source PDF, whose sha256 is 9f53a865e6f0e5424640779df8f9b50923cd7d05649301dd4cc727144749b6e6. Extraction method: pdf-text-layer. Attestation record: colloquium/attestations/0d25b33f8ec56369...json Verify the binding yourself: curl -s https://wulfkaal.github.io/claims/5454054-037.md | sha256sum