Autos & mobility
ARCANE's chain index records cathode chemistry and power semiconductors as the narrowest named step. This reference record exposes the known constraint and substitution window without assuming unnamed tiers, nodes, or company exposures.
Cathode chemistry and power semiconductors is the chain's named pacing step
The current reference map identifies cathode qualification as the constraint readers should test first. The record does not claim a supplier count or a live output level; it establishes where a disruption must be checked before a sector-level conclusion is made.
The recorded substitution window is 12–18 m. That is the decision-relevant interval: an alternative that exists outside it does not relieve the operating cycle that needs it.
Is cathode qualification becoming the pacing step for this chain, rather than a symptom reported downstream?
- Observe
- Start at the named step: Cathode chemistry and power semiconductors. Compare a source record for that step with the downstream delivery or recognition it is meant to constrain.
- Boundary
- This is a 6 recorded tiers reference chain with a recorded substitution window of 12–18 m. It does not establish issuer exposure until a named record supports it.
- Breaks the read
- A custody-backed record showing that an alternative clears inside 12–18 m, or that downstream delivery no longer moves with cathode qualification, would weaken this chain read.

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Read the article and evidence ledger →This is a chain record, not a supplier list. Company-level exposure is withheld until it is supported by a named record.
No family-specific series are asserted for this reference record.
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