SHP Specification
SHP-SSAR-2.1
SHP Specification Authority Registry v2.1
SHP Specification Authority Registry v2.1
The SHP Specification Authority Registry defines and governs the specification-authority hierarchy beneath the SHP Charter.
Version 2.1 is Active from 26 September 2026 and supersedes SSAR v2.0.
The Registry is a Charter-designated Constitutional Governance Instrument. It is subordinate directly to the SHP Charter and operates outside the S1–S8 authority hierarchy.
Version 2.1 establishes governed document-identifier allocation, including the SHP identifier namespace, family-code uniqueness and permanence, version correspondence, non-reuse, and preservation of historical identifiers.
The normative publication artefact is the immutable ODT linked above. The SHA-256 digest published with this page identifies its exact bytes.
Repository provenance
The repository object identified below is byte-identical to the normative publication artefact. Its SHA-256 digest matches the publication digest shown above.
View commit-bound repository object · View repository commit
Repository location and commit history provide provenance and traceability. They do not determine SHP normative authority, lifecycle status, platform support, or certification eligibility.