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Z3Server::attempt sealed wall time x 15 W (ModelBased) on every OS, though the decision runs in a resident z3 child whose CPU energy this host's kernel counts per process. Each decide() is now spanned with sandbox-meter's TreeMeter on the resident z3's pid (built once with the session, so the counter's liveness probe never lands on a goal), and the attempt is sealed HwShunt at the reading, rounded up to the uJ, only when the reading has no gap at all and the decision ran entirely in the tree. The code spawned z3 itself and z3 is a single-process solver that hands no work elsewhere: that is the in-code equivalent of jcp-gateway's operator declaration, and the docs say so and where it ends. Every other case keeps today's model figure and says why, in-process (Z3Server::last_account): a gapped reading (Energy has no coverage field, so a partial reading sealed HwShunt would claim the whole decision), no reading, no tree meter (Linux, or the counter not live), a goal that never reached z3, and a refutation, whose counter-model a one-shot z3 fetches outside the resident tree after the span has stopped. The model figure now times the solver's work alone, never the meter's settling. Measured on an M5 Max at load ~150: every reading equal to an independent proc_pid_rusage oracle on the z3 pid to the nanojoule; under the default 50 ms bound 30 of 30 decisions read whole, metering overhead per goal median 2.5 ms, p90 4.7 ms, max 34 ms. The bound is configurable (with_settle_bound). The dependents' lockfiles gain sandbox-meter. Co-Authored-By: Claude Opus 5.5 <[email protected]> |
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| .. | ||
| archive | ||
| conformance | ||
| joulecontract-rs | ||
| provenance | ||
| LICENSE | ||
| LICENSE-SPEC | ||
| README.md | ||
| SPEC.md | ||
JouleContract
A carrier for obligation. Five clauses, one signed receipt, owned by no one.
JouleContract is the contract cargo class of the Transaction Science substrate. Where Smart Byte carries value, EOC carries compute, Joule Code carries coding work, and Map carries place, JouleContract carries the promise itself: a content-addressed statement of what a unit of work must hold (pre, post, inv), what it may touch (frame), and what it may spend (ceiling, a joule EnPI against a signed baseline). It is the operand the rest of the family acts on — Joule Code carries its changes, the proof standard discharges its obligations, JouleClaw budgets dispatch against its ceiling — and its single signed receipt simultaneously evidences functional safety, energy management, and AI governance: three audit programs collapsed into three projections of one receipt log.
The doctrine
Inherit, don't invent — bind, don't name — seal, don't float. Three normative consequences:
- The binding rule. Every trust-bearing field — generator, frame, qualification, independence, the joule figure itself — binds to a key, a sealed attestation, or an independent timestamp, or serializes one of twenty-two demoted states. A field that is named but not bound does not exist in a conformant receipt.
Meteredwithout a meter attestation ismetered_unattested; independence is computed from key disjointness, never copied from a producer's flag. - The sealing rule. Conformance is evaluated once, at discharge, against a content-addressed evidence bundle, and sealed. Re-verification is resolution-free — no DNS, no live registry, no reachable authority — which is also what makes conformant receipts producible air-gapped. Receipts do not rot, and nothing re-grades them later.
- Breach is deviation without amendment. Contracts bend instead of break: amendments are metered, independently timestamped transitions that govern the future only. A withheld receipt is visible as withheld; a past out-of-frame effect stays a breach forever; an unamended deviation caps the Governance class until closed.
Rigor, honestly
Conformance is a composed profile — ⟨Rigor JR-1..4 · Energy class · Governance class⟩ — gated by the least-bound axis, with a claim-discipline rule: the bare word "conformant" is itself a non-conformant claim. The limits no document can mechanize are named residuals, not hidden: obligation-set adequacy, common control, issuer-pays gravity, and the demand side — the standard prices honesty; relying parties price assurance.
Provenance
This standard was hardened by adversarial diff, and the diffs are part of it: each version was attacked by independent review lenses, the findings published, and the repairs folded as traced amendments with real digests. SPEC.md §16 carries the full chain; archive/ holds every prior version byte-exact so the chain verifies; provenance/ holds the four diff rounds that produced it — three against the spec text, the fourth against the reference implementation itself.
Contents
SPEC.md— normative specification v0.6.0 (RFC 2119), self-hosting amendment log with verified digest chain.archive/— prior spec versions (v0.1.0–v0.5.0), byte-exact anchors of the amendment chain.provenance/— the adversarial diff rounds that drove each amendment.joulecontract-rs/— Rust reference workspace: schema, receipt validation, evidence sealing, amendment/key-log machinery, conformance harness.
Reference implementation and consumers
joulecontract-rs implements the core object, the demoted-state vocabulary, computed independence, the least-bound-axis profile gates, resolution-free sealed verification, and forward-only temporal ordering. The first family consumer is live: joule-code-joulecontract runs a coding operation under a contract — the edit set is the frame, the tier cost is the ceiling, JCR provenance maps downward-only onto the energy classes — and discharges it into a receipt that grades honestly under the two-stage rule. The JouleClaw runtime and the proof standard's cascade are next.
Status
v0.8.0 draft. The amendment chain is real (archive digests verify against §16, mechanically, on every cargo test — seven anchors, v0.1 through v0.7). The reference workspace covers the schema, the receipt-local and composed validators (two-stage evaluation is now normative: local witnesses at most JR-2; JR-3/JR-4 and certified are composed verdicts over the sealed evidence bundle, the office key log, and the transition interval), composition with per-component ceiling accountability (intra-batch netting is structurally dead), the per-EnB ratchet, recourse and sector-equivalence bindings, the mechanical lost/never evidence distinction, cross-digest re-anchoring, evidence sealing with expected-signer verification, the in-toto/DSSE recognized edge, and a regenerable conformance vector pack whose expected verdicts come from the validators themselves. Five adversarial rounds are on the record (provenance/): three against the spec text, the fourth against the implementation (28 findings, four guarantee bypasses, all repaired — folded back as v0.7), and the fifth a clean-room implementability audit of the published artifacts alone, which found the composed validation path unbuildable without reading the reference code — folded back as v0.8, which makes the bundle construction, canonical JSON, quorum scope, obligation matching, and key-log event model normative text, and expands the pack from 13 to 22 vectors with every composed input shipped (member bytes included). Every §15 demoted state is producible by the reference implementation, and a third party can now build the composed validator from the published artifacts alone.
Licence
- Reference code: Apache-2.0
- Specification text: CC-BY-4.0