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Diagram 05 Copy-forward

From The Invariance Itself
The Principia Machina: map
Reading the diagrams
Structure key
Process key
Definition of terms
Roles
Reading by audience
Start here: the walk through
The operator's guide
Tutorial: create a UUID Workspace Container (UWC)
Public Recorder inputs
Sponsors: your first agent
The specification
Contents: parts, tables, diagrams
TPS 0.5.0 (declared 2026-10-03, revision 8; machine-optimized text)
Decisions (the foundations record, one line each)


Structural diagram 5 of 13. Part of the TPM hub.

  • KIND: process
  • LANGUAGE: Mermaid
  • GENERATED FROM: static, TPS 3.4, 5.5.6
  • STATUS: hand-authored at TPS 0.1.0; checked against TPS 0.3.0 on 2026-09-28: owed a redraw (not drawn: the bibliography entries carried first, 3.4.9; the pre-fill of STRUCTURE_CHECK, D_VARIABLES and the environment module claims, 3.4.10); checked against revision 7 on 2026-09-29, declared final as TPS 0.4.0 on 2026-09-30: also owed a redraw (the drawing's back-pointer is named in FINDING, where revision 7 has the field INHERITS, 3.4.3; not drawn: the batch re-promotion when D(TPK) and D(TrM) are unchanged, 3.4.6); its 3.4.2 step redrawn by hand on 2026-09-29 for D215.2 (every copy PROVISIONAL, a WITHDRAWAL of cause INHERITED per REFUTED or WITHDRAWN predecessor); checked against revision 8, proposed as TPS 0.5.0, on 2026-09-30: its back-pointer step drawn with INHERITS (3.4.3) and a step added for the batch re-promotion (3.4.6), by hand on 2026-09-30, in both copies of the source; the redraw owed for 3.4.9 and 3.4.10 stands; superseded by TPX at its first build
  • SOURCE SHA-256: 348cfadf4b01ecd08097f483b6db7ff98e0f5093bf86b8ad650ee29edc8421f0

Rendered live from the source, which is the text equivalent and is shown under the drawing. The key to the shapes is in the panel.

Source (the text equivalent; Mermaid)
%% 05 Copy-forward. process/Mermaid sequence. Generated from: static, TPS 3.4, 5.5.6.
sequenceDiagram
  participant H as Human
  participant X as TPX
  participant P as Predecessor container
  participant S as Successor container
  H->>X: change request against the TFK, or digest-gate failure
  X->>H: redirect to the new-container flow, pre-filled from the source (5.5.6)
  H->>X: declared TFK for the successor
  X->>S: new UUID, new prefix (3.4.1)
  X->>P: read records
  X->>S: each record a fresh allocation, its field INHERITS naming the predecessor's full identifier (3.4.3)
  X->>S: every copy PROVISIONAL, then a WITHDRAWAL of cause INHERITED per REFUTED or WITHDRAWN predecessor (3.4.2)
  X->>S: same checks as any container, first CAC under the re-audit scope rule (4.1.9)
  X->>S: when D(TPK) and D(TrM) equal the source's, one PROMOTION record re-promotes each inherited result that was ESTABLISHED and still meets promotion's conditions (3.4.6)
  Note over P,S: back-pointers are provenance, not binding (3.4.5)

Text equivalent

COPY-FORWARD is offered on a change request against the Full Kernel (TFK) or a digest-gate failure (5.5.6). TPX, the controller, redirects to the new-container flow pre-filled from the source, the switches STRUCTURE_CHECK and D_VARIABLES and the source's environment module claims among what is pre-filled (3.4.10, 5.5.12); the human declares the successor's TFK; TPX allocates a new UUID (universally unique identifier) and prefix (3.4.1); where the source keeps a bibliography, its entries are carried first, in number order, with back-pointers (3.4.9); TPX then copies each record as a fresh allocation whose field INHERITS names the predecessor's full identifier, its BLOCK, AUTHOR, VETTED_IN, TPS and D_IS kept and its STATUS starting UNMARKED (3.4.3); each lands PROVISIONAL (NOT GRADED kept); then, for each record whose predecessor is REFUTED or WITHDRAWN, TPX writes in the successor a WITHDRAWAL of cause INHERITED setting that grade, a REFUTED one also marking the copy STATUS REFUTED, so REFUTED is kept REFUTED and WITHDRAWN kept WITHDRAWN (3.4.1, 3.4.2, 3.3.3); TPX runs the same checks, the successor's first congruence and completeness audit (CAC) under the re-audit scope rule, TPC reaudit_scope (4.1.9), and, when D(TPK) and D(TrM) equal the source's, re-promotes in one PROMOTION record every inherited result that was ESTABLISHED and still meets promotion's conditions (3.4.6). Back-pointers are provenance, not binding (3.4.5).