{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:25ZLCEJFLG4RDKKEFHICMZA7VB","short_pith_number":"pith:25ZLCEJF","canonical_record":{"source":{"id":"2005.00591","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2020-05-01T20:16:07Z","cross_cats_sorted":[],"title_canon_sha256":"177df0dffe83c7709678dda324907db760ff9a3a27d381ae2e15c6b7109bd4a4","abstract_canon_sha256":"90e42c9f27941c07cf8f61d79533a6d7811e855e6f61c360b4140ef4fdb4d125"},"schema_version":"1.0"},"canonical_sha256":"d772b1112559b911a94429d026641fa86f880544a72f229bf8c685bf6dbfa680","source":{"kind":"arxiv","id":"2005.00591","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2005.00591","created_at":"2026-07-05T01:12:46Z"},{"alias_kind":"arxiv_version","alias_value":"2005.00591v1","created_at":"2026-07-05T01:12:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2005.00591","created_at":"2026-07-05T01:12:46Z"},{"alias_kind":"pith_short_12","alias_value":"25ZLCEJFLG4R","created_at":"2026-07-05T01:12:46Z"},{"alias_kind":"pith_short_16","alias_value":"25ZLCEJFLG4RDKKE","created_at":"2026-07-05T01:12:46Z"},{"alias_kind":"pith_short_8","alias_value":"25ZLCEJF","created_at":"2026-07-05T01:12:46Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:25ZLCEJFLG4RDKKEFHICMZA7VB","target":"record","payload":{"canonical_record":{"source":{"id":"2005.00591","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2020-05-01T20:16:07Z","cross_cats_sorted":[],"title_canon_sha256":"177df0dffe83c7709678dda324907db760ff9a3a27d381ae2e15c6b7109bd4a4","abstract_canon_sha256":"90e42c9f27941c07cf8f61d79533a6d7811e855e6f61c360b4140ef4fdb4d125"},"schema_version":"1.0"},"canonical_sha256":"d772b1112559b911a94429d026641fa86f880544a72f229bf8c685bf6dbfa680","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T01:12:46.065680Z","signature_b64":"8mU1YO8U2wKi4NB5GtOmFP8nviAV7ejGq1TQg9822MC5H2gI1pJH0GdvUqlMOgxMn+sbblx7kirkOFI0nh+LBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d772b1112559b911a94429d026641fa86f880544a72f229bf8c685bf6dbfa680","last_reissued_at":"2026-07-05T01:12:46.065290Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T01:12:46.065290Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2005.00591","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T01:12:46Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"csME9STKCgWqQ6IAGqx7sHFYTmpOY0o8ngnIxivQyNJQpOAS7HSZaxE7tSOrgSsb+7edhl+LAmYo9eSz5pIaAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T16:05:42.773582Z"},"content_sha256":"5797848d1d04a6df8ebcb9f12ce0e85dcf197d2908a41d854e32113061f3af15","schema_version":"1.0","event_id":"sha256:5797848d1d04a6df8ebcb9f12ce0e85dcf197d2908a41d854e32113061f3af15"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:25ZLCEJFLG4RDKKEFHICMZA7VB","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Spin-Lasers: Spintronics Beyond Magnetoresistance","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"Gaofeng Xu, Guilherme M. Sipahi, Igor \\v{Z}uti\\'c, Jeongsu Lee, Kristian Stoj\\v{s}i\\'c, Markus Lindemann, Martin R. Hofmann, Nils C. Gerhardt, Paulo E. Faria Junior, Velimir Labinac","submitted_at":"2020-05-01T20:16:07Z","abstract_excerpt":"Introducing spin-polarized carriers in semiconductor lasers reveals an alternative path to realize room-temperature spintronic applications, beyond the usual magnetoresistive effects. Through carrier recombination, the angular momentum of the spin-polarized carriers is transferred to photons, thus leading to the circularly polarized emitted light. The intuition for the operation of such spin-lasers can be obtained from simple bucket and harmonic oscillator models, elucidating their steady-state and dynamic response, respectively. These lasers extend the functionalities of spintronic devices an"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2005.00591","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2005.00591/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T01:12:46Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"cunxFuAtSExvzUfqy4IhGE25DXx4yW1AgoFK/ShuLe2ITVtle/+rAqcEQcMw1G3eHeWiLb0y7ZdeoZofoAGKAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T16:05:42.774257Z"},"content_sha256":"61395ec4ffcf30a41a80aa183ff856551f3142bc6a955dd7a19005694561ae9a","schema_version":"1.0","event_id":"sha256:61395ec4ffcf30a41a80aa183ff856551f3142bc6a955dd7a19005694561ae9a"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/25ZLCEJFLG4RDKKEFHICMZA7VB/bundle.json","state_url":"https://pith.science/pith/25ZLCEJFLG4RDKKEFHICMZA7VB/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/25ZLCEJFLG4RDKKEFHICMZA7VB/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-08-06T16:05:42Z","links":{"resolver":"https://pith.science/pith/25ZLCEJFLG4RDKKEFHICMZA7VB","bundle":"https://pith.science/pith/25ZLCEJFLG4RDKKEFHICMZA7VB/bundle.json","state":"https://pith.science/pith/25ZLCEJFLG4RDKKEFHICMZA7VB/state.json","well_known_bundle":"https://pith.science/.well-known/pith/25ZLCEJFLG4RDKKEFHICMZA7VB/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:25ZLCEJFLG4RDKKEFHICMZA7VB","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"90e42c9f27941c07cf8f61d79533a6d7811e855e6f61c360b4140ef4fdb4d125","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2020-05-01T20:16:07Z","title_canon_sha256":"177df0dffe83c7709678dda324907db760ff9a3a27d381ae2e15c6b7109bd4a4"},"schema_version":"1.0","source":{"id":"2005.00591","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2005.00591","created_at":"2026-07-05T01:12:46Z"},{"alias_kind":"arxiv_version","alias_value":"2005.00591v1","created_at":"2026-07-05T01:12:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2005.00591","created_at":"2026-07-05T01:12:46Z"},{"alias_kind":"pith_short_12","alias_value":"25ZLCEJFLG4R","created_at":"2026-07-05T01:12:46Z"},{"alias_kind":"pith_short_16","alias_value":"25ZLCEJFLG4RDKKE","created_at":"2026-07-05T01:12:46Z"},{"alias_kind":"pith_short_8","alias_value":"25ZLCEJF","created_at":"2026-07-05T01:12:46Z"}],"graph_snapshots":[{"event_id":"sha256:61395ec4ffcf30a41a80aa183ff856551f3142bc6a955dd7a19005694561ae9a","target":"graph","created_at":"2026-07-05T01:12:46Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2005.00591/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Introducing spin-polarized carriers in semiconductor lasers reveals an alternative path to realize room-temperature spintronic applications, beyond the usual magnetoresistive effects. Through carrier recombination, the angular momentum of the spin-polarized carriers is transferred to photons, thus leading to the circularly polarized emitted light. The intuition for the operation of such spin-lasers can be obtained from simple bucket and harmonic oscillator models, elucidating their steady-state and dynamic response, respectively. These lasers extend the functionalities of spintronic devices an","authors_text":"Gaofeng Xu, Guilherme M. Sipahi, Igor \\v{Z}uti\\'c, Jeongsu Lee, Kristian Stoj\\v{s}i\\'c, Markus Lindemann, Martin R. Hofmann, Nils C. Gerhardt, Paulo E. Faria Junior, Velimir Labinac","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2020-05-01T20:16:07Z","title":"Spin-Lasers: Spintronics Beyond Magnetoresistance"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2005.00591","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:5797848d1d04a6df8ebcb9f12ce0e85dcf197d2908a41d854e32113061f3af15","target":"record","created_at":"2026-07-05T01:12:46Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"90e42c9f27941c07cf8f61d79533a6d7811e855e6f61c360b4140ef4fdb4d125","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2020-05-01T20:16:07Z","title_canon_sha256":"177df0dffe83c7709678dda324907db760ff9a3a27d381ae2e15c6b7109bd4a4"},"schema_version":"1.0","source":{"id":"2005.00591","kind":"arxiv","version":1}},"canonical_sha256":"d772b1112559b911a94429d026641fa86f880544a72f229bf8c685bf6dbfa680","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d772b1112559b911a94429d026641fa86f880544a72f229bf8c685bf6dbfa680","first_computed_at":"2026-07-05T01:12:46.065290Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T01:12:46.065290Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"8mU1YO8U2wKi4NB5GtOmFP8nviAV7ejGq1TQg9822MC5H2gI1pJH0GdvUqlMOgxMn+sbblx7kirkOFI0nh+LBg==","signature_status":"signed_v1","signed_at":"2026-07-05T01:12:46.065680Z","signed_message":"canonical_sha256_bytes"},"source_id":"2005.00591","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5797848d1d04a6df8ebcb9f12ce0e85dcf197d2908a41d854e32113061f3af15","sha256:61395ec4ffcf30a41a80aa183ff856551f3142bc6a955dd7a19005694561ae9a"],"state_sha256":"79ba413f81569fda921097e7d585e33204a6f3cf4980592bb8f4effee05a1539"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9lN05TWWG9EnhFwJIQsL6BGT8nWOG3H3LtDu8tLAlP+uFeJ8Czs/Dv6AdDTN/HImsAVi6T+PxZB0euHIsDxNDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-06T16:05:42.780625Z","bundle_sha256":"cbc38bf04736c5387d18745064d16140b66817ecc052d66d071483a51abdbb7d"}}