@prefix sb:    <https://byte.transaction.science/vocab/v1#> .
@prefix rdf:   <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@prefix rdfs:  <http://www.w3.org/2000/01/rdf-schema#> .
@prefix owl:   <http://www.w3.org/2002/07/owl#> .
@prefix xsd:   <http://www.w3.org/2001/XMLSchema#> .
@prefix prov:  <http://www.w3.org/ns/prov#> .
@prefix dc:    <http://purl.org/dc/terms/> .

<https://byte.transaction.science/vocab/v1> a owl:Ontology ;
    dc:title "Smart Byte vocabulary (v1)" ;
    dc:description "Stable IRIs for the Smart Byte open standard: content-addressed signed envelopes, lockstep replication events, KERI-based issuer identity, and the cargo-class taxonomy." ;
    dc:license <https://creativecommons.org/licenses/by/4.0/> ;
    owl:versionInfo "1" .

# ─── Classes ────────────────────────────────────────────────────────

sb:Byte           a owl:Class ; rdfs:label "Smart Byte" ;
    rdfs:comment "A signed, content-addressed envelope carrying any cargo with provenance and energy cost." .
sb:Envelope       a owl:Class ; rdfs:label "Signed envelope" .
sb:Cargo          a owl:Class ; rdfs:label "Cargo payload" .
sb:Issuer         a owl:Class ; rdfs:label "Issuer (KERI AID)" ; rdfs:subClassOf prov:Agent .
sb:Holder         a owl:Class ; rdfs:label "Holder identity" .
sb:LockstepEvent  a owl:Class ; rdfs:label "Lockstep replication event" ; rdfs:subClassOf prov:Activity .
sb:Receipt        a owl:Class ; rdfs:label "Energy/joule receipt for a Byte" .
sb:Cluster        a owl:Class ; rdfs:label "Lockstep cluster" .
sb:AID            a owl:Class ; rdfs:label "KERI Autonomous Identifier" .

# ─── Cargo class taxonomy ────────────────────────────────────────────

sb:CargoClass a owl:Class ; rdfs:label "Cargo class" .
sb:Value     a sb:CargoClass ; rdfs:label "Monetary or financial value" .
sb:Coding    a sb:CargoClass ; rdfs:label "Coding / software-engineering work" .
sb:Identity  a sb:CargoClass ; rdfs:label "Identity attestation" .
sb:Telemetry a sb:CargoClass ; rdfs:label "Telemetry / measurement" .
sb:Custom    a sb:CargoClass ; rdfs:label "Caller-defined cargo class" .

# ─── Energy provenance ───────────────────────────────────────────────

sb:Provenance a owl:Class ; rdfs:label "Energy provenance" .
sb:HwShunt    a sb:Provenance ; rdfs:label "Hardware shunt" .
sb:ModelBased a sb:Provenance ; rdfs:label "Model-based estimate" .
sb:Estimator  a sb:Provenance ; rdfs:label "Estimator" .

# ─── Properties ──────────────────────────────────────────────────────

sb:issuer            a owl:ObjectProperty   ; rdfs:domain sb:Byte ; rdfs:range sb:Issuer ; rdfs:label "Issuer" .
sb:holder            a owl:ObjectProperty   ; rdfs:domain sb:Byte ; rdfs:range sb:Holder ; rdfs:label "Holder" .
sb:contentHash       a owl:DatatypeProperty ; rdfs:domain sb:Byte ; rdfs:range xsd:string ; rdfs:label "Content hash (BLAKE3 hex)" .
sb:previousHash      a owl:DatatypeProperty ; rdfs:domain sb:LockstepEvent ; rdfs:range xsd:string ; rdfs:label "Previous-event hash (replication chain)" .
sb:cargo             a owl:DatatypeProperty ; rdfs:domain sb:Byte ; rdfs:range xsd:string ; rdfs:label "Cargo payload (opaque base64)" .
sb:cargoClass        a owl:ObjectProperty   ; rdfs:domain sb:Byte ; rdfs:range sb:CargoClass ; rdfs:label "Cargo class" .
sb:joulesMicrojoules a owl:DatatypeProperty ; rdfs:range xsd:nonNegativeInteger ; rdfs:label "Energy (microjoules)" .
sb:energyProvenance  a owl:ObjectProperty   ; rdfs:range sb:Provenance ; rdfs:label "Energy provenance" .
sb:issuedAt          a owl:DatatypeProperty ; rdfs:range xsd:dateTime ; rdfs:label "Issued at (RFC 3339)" .
sb:sequence          a owl:DatatypeProperty ; rdfs:range xsd:nonNegativeInteger ; rdfs:label "Per-issuer sequence number" .
sb:lockstepHeight    a owl:DatatypeProperty ; rdfs:domain sb:LockstepEvent ; rdfs:range xsd:nonNegativeInteger ; rdfs:label "Lockstep height" .
sb:aid               a owl:DatatypeProperty ; rdfs:domain sb:AID ; rdfs:range xsd:string ; rdfs:label "KERI AID string" .
sb:signature         a owl:DatatypeProperty ; rdfs:range xsd:string ; rdfs:label "Signature (hex)" .
sb:rotatedAt         a owl:DatatypeProperty ; rdfs:domain sb:AID ; rdfs:range xsd:dateTime ; rdfs:label "Rotation timestamp" .
sb:schemaId          a owl:DatatypeProperty ; rdfs:range xsd:string ; rdfs:label "Schema id (e.g. \"byte/1\")" .