Record the tag of spec v0.10

The author authorized the tag on 30 September 2026. spec/README.md, the
two READMEs and the comment of SpecVersion name spec-v0.10 as a tag,
no longer as one to come. The text of the specification and its
SHA-256 do not change.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

README.es.md

@@ -49,7 +49,7 @@ Hay tres números de versión, cada uno con su significado:
 | Versión | Dónde | Cambia cuando |
 |---|---|---|
 | Formato | Dentro de los objetos: el formato de la cápsula, el `VERSION` del prelude de DKC1, 3 al escribir y de 1 a 3 al leer, que es también la versión de schema de CONTROL_CBOR; y 1 en la trama de DKK1 y en el schema de los demás objetos, incluidos el head y `security` del formato 3 | Cambia el formato. Un lector rechaza una versión que no conoce (spec §22, §70) |
-| Especificación | `datekeys.SpecVersion`, hoy `0.10`, y el tag `spec-v0.10` cuando se cierre | Cambia el texto normativo. §76 del spec recoge cada cambio con su caso |
+| Especificación | `datekeys.SpecVersion`, hoy `0.10`, y el tag `spec-v0.10` | Cambia el texto normativo. §76 del spec recoge cada cambio con su caso |
 | Módulo | Los tags de este módulo Go, `vX.Y.Z`, y `datekeys.Version()` | Cambia la API o el comportamiento. Versionado semántico, sin promesa de estabilidad antes de v1.0.0 |
 
 `datekeys version` imprime la versión del módulo, la del spec y la del toolchain de Go. Un binario compilado en un checkout muestra la pseudo-versión de su commit, por ejemplo `v0.0.0-20260928105528-9ac9cd952f04`.

README.md

@@ -49,7 +49,7 @@ Three version numbers, each with its own meaning:
 | Version | Where | Changes when |
 |---|---|---|
 | Format | Inside the objects: the capsule format, the `VERSION` of the DKC1 prelude, 3 when written and 1 to 3 when read, which is also the schema version of CONTROL_CBOR; and 1 for the framing of DKK1 and the schema of the other objects, the head and security of format 3 included | The format changes. A reader rejects a version it does not know (spec §22, §70) |
-| Specification | `datekeys.SpecVersion`, today `0.10`, and the tag `spec-v0.10` once it is closed | The normative text changes. Spec §76 records each change with its case |
+| Specification | `datekeys.SpecVersion`, today `0.10`, and the tag `spec-v0.10` | The normative text changes. Spec §76 records each change with its case |
 | Module | The tags of this Go module, `vX.Y.Z`, and `datekeys.Version()` | The API or the behaviour changes. Semantic versioning, with no stability promise before v1.0.0 |
 
 `datekeys version` prints the module version, the specification and the Go toolchain. A binary built in a checkout shows the pseudo-version of its commit, for example `v0.0.0-20260928105528-9ac9cd952f04`.

spec/README.md

@@ -21,10 +21,9 @@
   credentials (always 16 X25519 stanzas), and it makes the writer rules
   normative. A v0.9 reader still opens format 1, the format of v0.8.2. Its
   §76 records each change with its reproducible case.
-- `DateKeys_Protocol_Specification_v0.10.md`: normative draft v0.10 (30
-  September 2026), approved by its author on that date; this module
-  implements it on the branch `v0.10`, and it is tagged `spec-v0.10` once its
-  author authorizes the tag. SHA-256:
+- `DateKeys_Protocol_Specification_v0.10.md`: frozen copy of the normative
+  draft v0.10 (30 September 2026), approved by its author on that date and
+  tagged `spec-v0.10`; this module implements it. SHA-256:
   `7f26419a444aa3e89a3aa8afbbba9d952af69e048aee1e93cd70732c2d1d99d1`.
   It adds capsule format 3, which stores several files with their paths, sizes,
   hashes and dates, encrypted, and reserves the `security` area for an author

version.go

@@ -7,9 +7,9 @@ import (
 
 // SpecVersion is the version of the DateKeys Protocol Specification that this
 // module implements: spec/DateKeys_Protocol_Specification_v0.10.md, tagged
-// spec-v0.10 in its repository once it is closed. It is neither the version
-// of the module (see Version) nor the versions inside the objects: the
-// capsule format, 1 to 3, and the schema versions (spec §22, §70).
+// spec-v0.10 in its repository. It is neither the version of the module (see
+// Version) nor the versions inside the objects: the capsule format, 1 to 3,
+// and the schema versions (spec §22, §70).
 const SpecVersion = "0.10"
 
 // modulePath is the path of this module: the import path of its root