# Boundary-Trace Fixation under Admissibility

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Distinguishes complete original-role qualification from sound licensed trace selection, and token fixation from role-class fixation. The revised environmental fixation theorem retains the original channel, joint-input and lawful-transport conditions.

Edition: Reviewed October 2026 update. Manuscript cover: May 2026. Revision: October 2026.

Publication status: published_on_zenodo. Exact release DOI: 10.5281/zenodo.23226384.

SHA256: `0ce6129e25319db8461a27a8d620672160ed1729203407ba80f10c10f7fbcab5`. 26 PDF pages.

Amos Jay Maley. Boundary-Trace Fixation under Admissibility. October 2026. DOI: 10.5281/zenodo.23226384.

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- [Canonical paper page](https://constraintsystemsinstitute.org/papers/boundary-trace-fixation-under-admissibility-10-5281-zenodo-19988044/)
- [Authoritative PDF](https://constraintsystemsinstitute.org/manuscripts/zenodo-19988044/sha256-0ce6129e25319db8461a27a8d620672160ed1729203407ba80f10c10f7fbcab5/manuscript.pdf)
- [Edition metadata](https://constraintsystemsinstitute.org/manuscripts/zenodo-19988044/sha256-0ce6129e25319db8461a27a8d620672160ed1729203407ba80f10c10f7fbcab5/edition.json)
- [Title and author overview / abstract — PDF p. 1](https://constraintsystemsinstitute.org/manuscripts/zenodo-19988044/sha256-0ce6129e25319db8461a27a8d620672160ed1729203407ba80f10c10f7fbcab5/manuscript.pdf#page=1)
- [Boundary-Trace Fixation Theorem, Theorem 6.1 — PDF p. 13](https://constraintsystemsinstitute.org/manuscripts/zenodo-19988044/sha256-0ce6129e25319db8461a27a8d620672160ed1729203407ba80f10c10f7fbcab5/manuscript.pdf#page=13)

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