{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:YS27CNQOMNZGG2LXX6QARQSE5Z","short_pith_number":"pith:YS27CNQO","canonical_record":{"source":{"id":"1503.00482","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2015-03-02T11:13:01Z","cross_cats_sorted":[],"title_canon_sha256":"a5e971f3e86f08edba372221d707e24ccd25c88362b6ff43480ccc94c0404080","abstract_canon_sha256":"0d2c9db8d65e58be7e2ac8deafeed1653012e05081b6e94d0e5f20d7ad99f98f"},"schema_version":"1.0"},"canonical_sha256":"c4b5f1360e6372636977bfa008c244ee7745a1089ced8c33c6a3517a4e05471f","source":{"kind":"arxiv","id":"1503.00482","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1503.00482","created_at":"2026-05-18T00:55:52Z"},{"alias_kind":"arxiv_version","alias_value":"1503.00482v2","created_at":"2026-05-18T00:55:52Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1503.00482","created_at":"2026-05-18T00:55:52Z"},{"alias_kind":"pith_short_12","alias_value":"YS27CNQOMNZG","created_at":"2026-05-18T12:29:52Z"},{"alias_kind":"pith_short_16","alias_value":"YS27CNQOMNZGG2LX","created_at":"2026-05-18T12:29:52Z"},{"alias_kind":"pith_short_8","alias_value":"YS27CNQO","created_at":"2026-05-18T12:29:52Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:YS27CNQOMNZGG2LXX6QARQSE5Z","target":"record","payload":{"canonical_record":{"source":{"id":"1503.00482","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2015-03-02T11:13:01Z","cross_cats_sorted":[],"title_canon_sha256":"a5e971f3e86f08edba372221d707e24ccd25c88362b6ff43480ccc94c0404080","abstract_canon_sha256":"0d2c9db8d65e58be7e2ac8deafeed1653012e05081b6e94d0e5f20d7ad99f98f"},"schema_version":"1.0"},"canonical_sha256":"c4b5f1360e6372636977bfa008c244ee7745a1089ced8c33c6a3517a4e05471f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:55:52.336880Z","signature_b64":"LDNf9gNHp5WK2vSP878AJd0ZHgv8eP3ei92jb+fw4K6wJ766XpFd4aUzXV9GXC8m96w58jTjsa/33vHKMeNABA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c4b5f1360e6372636977bfa008c244ee7745a1089ced8c33c6a3517a4e05471f","last_reissued_at":"2026-05-18T00:55:52.336183Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:55:52.336183Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1503.00482","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:55:52Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"VtTFqe4p6Bo8qo07qq9ylzzLkrV/ta3/p/6mg+OktrvE6X/Pkh6nhBpY9nI9UVCYP1Sb14fXtUgE0CnW8WvVCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-09T11:30:57.840689Z"},"content_sha256":"d81139128df09206cc822b7c563c9be0b1b65bec9306733fe2830ed3703721fd","schema_version":"1.0","event_id":"sha256:d81139128df09206cc822b7c563c9be0b1b65bec9306733fe2830ed3703721fd"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:YS27CNQOMNZGG2LXX6QARQSE5Z","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Supercurrent in a room temperature Bose-Einstein magnon condensate","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.quant-gas","authors_text":"A. A. Serga, A. Pomyalov, B. Hillebrands, D. A. Bozhko, F. Heussner, G. A. Melkov, P. Clausen, V. I. Vasyuchka, V. S. L'vov","submitted_at":"2015-03-02T11:13:01Z","abstract_excerpt":"We report evidence for the existence of a supercurrent of magnons in a magnon Bose-Einstein condensate prepared in a room temperature yttrium-iron-garnet magnetic film and subject to a thermal gradient. The magnon condensate is formed in a parametrically populated magnon gas, and its temporal evolution is studied by time-, frequency- and wavector-resolved Brillouin light scattering spectroscopy. It has been found that local heating in the focal point of a probing laser beam enhances the temporal decrease in the density of the freely evolving magnon condensate after the termination of the pumpi"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1503.00482","kind":"arxiv","version":2},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"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":"2026-05-18T00:55:52Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/c7x0HmqOWwxUw1PKuOr3tvZVHnnOsyBSCFekMGAXZ9LY651Z4cGQLPbslGrGuM1xeJ0WizYoKO/R871YUrKCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-09T11:30:57.841403Z"},"content_sha256":"410d64ba001546a1c3e7848a05211cd410a09307c12b6a381998771db9cae52a","schema_version":"1.0","event_id":"sha256:410d64ba001546a1c3e7848a05211cd410a09307c12b6a381998771db9cae52a"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/YS27CNQOMNZGG2LXX6QARQSE5Z/bundle.json","state_url":"https://pith.science/pith/YS27CNQOMNZGG2LXX6QARQSE5Z/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/YS27CNQOMNZGG2LXX6QARQSE5Z/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":"2026-06-09T11:30:57Z","links":{"resolver":"https://pith.science/pith/YS27CNQOMNZGG2LXX6QARQSE5Z","bundle":"https://pith.science/pith/YS27CNQOMNZGG2LXX6QARQSE5Z/bundle.json","state":"https://pith.science/pith/YS27CNQOMNZGG2LXX6QARQSE5Z/state.json","well_known_bundle":"https://pith.science/.well-known/pith/YS27CNQOMNZGG2LXX6QARQSE5Z/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:YS27CNQOMNZGG2LXX6QARQSE5Z","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":"0d2c9db8d65e58be7e2ac8deafeed1653012e05081b6e94d0e5f20d7ad99f98f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2015-03-02T11:13:01Z","title_canon_sha256":"a5e971f3e86f08edba372221d707e24ccd25c88362b6ff43480ccc94c0404080"},"schema_version":"1.0","source":{"id":"1503.00482","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1503.00482","created_at":"2026-05-18T00:55:52Z"},{"alias_kind":"arxiv_version","alias_value":"1503.00482v2","created_at":"2026-05-18T00:55:52Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1503.00482","created_at":"2026-05-18T00:55:52Z"},{"alias_kind":"pith_short_12","alias_value":"YS27CNQOMNZG","created_at":"2026-05-18T12:29:52Z"},{"alias_kind":"pith_short_16","alias_value":"YS27CNQOMNZGG2LX","created_at":"2026-05-18T12:29:52Z"},{"alias_kind":"pith_short_8","alias_value":"YS27CNQO","created_at":"2026-05-18T12:29:52Z"}],"graph_snapshots":[{"event_id":"sha256:410d64ba001546a1c3e7848a05211cd410a09307c12b6a381998771db9cae52a","target":"graph","created_at":"2026-05-18T00:55:52Z","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"},"paper":{"abstract_excerpt":"We report evidence for the existence of a supercurrent of magnons in a magnon Bose-Einstein condensate prepared in a room temperature yttrium-iron-garnet magnetic film and subject to a thermal gradient. The magnon condensate is formed in a parametrically populated magnon gas, and its temporal evolution is studied by time-, frequency- and wavector-resolved Brillouin light scattering spectroscopy. It has been found that local heating in the focal point of a probing laser beam enhances the temporal decrease in the density of the freely evolving magnon condensate after the termination of the pumpi","authors_text":"A. A. Serga, A. Pomyalov, B. Hillebrands, D. A. Bozhko, F. Heussner, G. A. Melkov, P. Clausen, V. I. Vasyuchka, V. S. L'vov","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2015-03-02T11:13:01Z","title":"Supercurrent in a room temperature Bose-Einstein magnon condensate"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1503.00482","kind":"arxiv","version":2},"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:d81139128df09206cc822b7c563c9be0b1b65bec9306733fe2830ed3703721fd","target":"record","created_at":"2026-05-18T00:55:52Z","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":"0d2c9db8d65e58be7e2ac8deafeed1653012e05081b6e94d0e5f20d7ad99f98f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2015-03-02T11:13:01Z","title_canon_sha256":"a5e971f3e86f08edba372221d707e24ccd25c88362b6ff43480ccc94c0404080"},"schema_version":"1.0","source":{"id":"1503.00482","kind":"arxiv","version":2}},"canonical_sha256":"c4b5f1360e6372636977bfa008c244ee7745a1089ced8c33c6a3517a4e05471f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c4b5f1360e6372636977bfa008c244ee7745a1089ced8c33c6a3517a4e05471f","first_computed_at":"2026-05-18T00:55:52.336183Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:55:52.336183Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"LDNf9gNHp5WK2vSP878AJd0ZHgv8eP3ei92jb+fw4K6wJ766XpFd4aUzXV9GXC8m96w58jTjsa/33vHKMeNABA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:55:52.336880Z","signed_message":"canonical_sha256_bytes"},"source_id":"1503.00482","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d81139128df09206cc822b7c563c9be0b1b65bec9306733fe2830ed3703721fd","sha256:410d64ba001546a1c3e7848a05211cd410a09307c12b6a381998771db9cae52a"],"state_sha256":"1ce8b2dbddb2e2f513fb42f5046bba785075659e4c96a4bda6d8e9a64ce01b05"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vqdrF/yTWCFNvXlpFW4w8o0lAuKeePIKKLHhkK4lZexyrC2H4ZDxDMG9/AQdOtivZpAAYBnpLj31G4E+Vr1JBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-09T11:30:57.845423Z","bundle_sha256":"1e6f94a66aec9f4f669b1211c285802db27f6b29ebbebbc8284e1454412d7b4f"}}