CONTRACT.md section 7 (founder-reviewed): pairwise HMAC-SHA256 over
TIMESTAMP.BODY in MAS-Modes-* headers, 300 s window; master commands only
from the configured master; statuses only at the handoff's tokenized URL
from its peer; primed webhooks must name a known peer. mas_modes.signing,
signed contract.post, authenticating json_server, EmailMode/stubs/gateway
signing. conformance/auth.json vectors + 7 authorization flows.
Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Assistant: claude-code
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mas-modes-v0.1-spec/ (contract, message + gateway-event schemas, transition
table, message fixtures, statute) vendored into mas_modes. EmailMode
implements the master role over the reference ticket service (MasterStore):
handoff, negotiation by email, statuses in the thread, timeouts, resume by
email, principle 10 shared via mas_modes.mailer.
Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Assistant: claude-code
Assistant-Model: opus
Assistant-Process: 5787@bnt-lap001
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