{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:J3XU32FAFM43PK3XS4KYXW5VYT","short_pith_number":"pith:J3XU32FA","canonical_record":{"source":{"id":"1607.08760","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2016-07-29T10:36:50Z","cross_cats_sorted":["nlin.PS"],"title_canon_sha256":"cc42ec6f3463dfa4becf17006ec8909881a41cb63e5a846be0b7b5ff1939913d","abstract_canon_sha256":"1da7293a69b1b8178b1001c502684c5f07afa38d31f826a6404b69cfdcf6de34"},"schema_version":"1.0"},"canonical_sha256":"4eef4de8a02b39b7ab7797158bdbb5c4cf60ab4cea80e9927e1b18a339d9e830","source":{"kind":"arxiv","id":"1607.08760","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1607.08760","created_at":"2026-05-18T00:18:04Z"},{"alias_kind":"arxiv_version","alias_value":"1607.08760v2","created_at":"2026-05-18T00:18:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1607.08760","created_at":"2026-05-18T00:18:04Z"},{"alias_kind":"pith_short_12","alias_value":"J3XU32FAFM43","created_at":"2026-05-18T12:30:22Z"},{"alias_kind":"pith_short_16","alias_value":"J3XU32FAFM43PK3X","created_at":"2026-05-18T12:30:22Z"},{"alias_kind":"pith_short_8","alias_value":"J3XU32FA","created_at":"2026-05-18T12:30:22Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:J3XU32FAFM43PK3XS4KYXW5VYT","target":"record","payload":{"canonical_record":{"source":{"id":"1607.08760","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2016-07-29T10:36:50Z","cross_cats_sorted":["nlin.PS"],"title_canon_sha256":"cc42ec6f3463dfa4becf17006ec8909881a41cb63e5a846be0b7b5ff1939913d","abstract_canon_sha256":"1da7293a69b1b8178b1001c502684c5f07afa38d31f826a6404b69cfdcf6de34"},"schema_version":"1.0"},"canonical_sha256":"4eef4de8a02b39b7ab7797158bdbb5c4cf60ab4cea80e9927e1b18a339d9e830","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:18:04.327359Z","signature_b64":"05HZHl8Z++XMXShtDNT0mBsIfpX3vnJ+fOx1j1y8laWrw0oRt457Kba55unXbSZi7sBq3+jWFW+qIZd4IfJFAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4eef4de8a02b39b7ab7797158bdbb5c4cf60ab4cea80e9927e1b18a339d9e830","last_reissued_at":"2026-05-18T00:18:04.326782Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:18:04.326782Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1607.08760","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":"2026-05-18T00:18:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"qxZ2cH5/l0RhEamikLSoQbMcUiumDUqKpO8cSke520gcK/v2QwF92Ud1a3Dpozcd8ExxMVI18EgkXBdhtHQDAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T08:52:15.737978Z"},"content_sha256":"3ea9db19f2adc033e5283eb10873ad0ff9c4571cea89f5497f46bc6445a0f84e","schema_version":"1.0","event_id":"sha256:3ea9db19f2adc033e5283eb10873ad0ff9c4571cea89f5497f46bc6445a0f84e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:J3XU32FAFM43PK3XS4KYXW5VYT","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Dispersive hydrodynamics of nonlinear polarization waves in two-component Bose-Einstein condensates","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nlin.PS"],"primary_cat":"cond-mat.quant-gas","authors_text":"A. M. Kamchatnov, N. Pavloff, T. Congy","submitted_at":"2016-07-29T10:36:50Z","abstract_excerpt":"We study one dimensional mixtures of two-component Bose-Einstein condensates in the limit where the intra-species and inter-species interaction constants are very close. Near the mixing-demixing transition the polarization and the density dynamics decouple. We study the nonlinear polarization waves, show that they obey a universal (i.e., parameter free) dynamical description, identify a new type of algebraic soliton, explicitly write simple wave solutions, and study the Gurevich-Pitaevskii problem in this context."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1607.08760","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":"2026-05-18T00:18:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7NbUmv7PE5+3rikaN6JZg5ePBrGwoJtbiTx+y4jQUOAdsbMDb0hM1t6mTCDSN01cZIFgu0pAuCjYc7V1EX0UAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T08:52:15.738447Z"},"content_sha256":"d739fd9b5f3dea907acb0b32c049b73860410e52d85c3e2454db23abffa44c5b","schema_version":"1.0","event_id":"sha256:d739fd9b5f3dea907acb0b32c049b73860410e52d85c3e2454db23abffa44c5b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/J3XU32FAFM43PK3XS4KYXW5VYT/bundle.json","state_url":"https://pith.science/pith/J3XU32FAFM43PK3XS4KYXW5VYT/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/J3XU32FAFM43PK3XS4KYXW5VYT/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":"2026-06-07T08:52:15Z","links":{"resolver":"https://pith.science/pith/J3XU32FAFM43PK3XS4KYXW5VYT","bundle":"https://pith.science/pith/J3XU32FAFM43PK3XS4KYXW5VYT/bundle.json","state":"https://pith.science/pith/J3XU32FAFM43PK3XS4KYXW5VYT/state.json","well_known_bundle":"https://pith.science/.well-known/pith/J3XU32FAFM43PK3XS4KYXW5VYT/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:J3XU32FAFM43PK3XS4KYXW5VYT","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":"1da7293a69b1b8178b1001c502684c5f07afa38d31f826a6404b69cfdcf6de34","cross_cats_sorted":["nlin.PS"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2016-07-29T10:36:50Z","title_canon_sha256":"cc42ec6f3463dfa4becf17006ec8909881a41cb63e5a846be0b7b5ff1939913d"},"schema_version":"1.0","source":{"id":"1607.08760","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1607.08760","created_at":"2026-05-18T00:18:04Z"},{"alias_kind":"arxiv_version","alias_value":"1607.08760v2","created_at":"2026-05-18T00:18:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1607.08760","created_at":"2026-05-18T00:18:04Z"},{"alias_kind":"pith_short_12","alias_value":"J3XU32FAFM43","created_at":"2026-05-18T12:30:22Z"},{"alias_kind":"pith_short_16","alias_value":"J3XU32FAFM43PK3X","created_at":"2026-05-18T12:30:22Z"},{"alias_kind":"pith_short_8","alias_value":"J3XU32FA","created_at":"2026-05-18T12:30:22Z"}],"graph_snapshots":[{"event_id":"sha256:d739fd9b5f3dea907acb0b32c049b73860410e52d85c3e2454db23abffa44c5b","target":"graph","created_at":"2026-05-18T00:18:04Z","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 study one dimensional mixtures of two-component Bose-Einstein condensates in the limit where the intra-species and inter-species interaction constants are very close. Near the mixing-demixing transition the polarization and the density dynamics decouple. We study the nonlinear polarization waves, show that they obey a universal (i.e., parameter free) dynamical description, identify a new type of algebraic soliton, explicitly write simple wave solutions, and study the Gurevich-Pitaevskii problem in this context.","authors_text":"A. M. Kamchatnov, N. Pavloff, T. Congy","cross_cats":["nlin.PS"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2016-07-29T10:36:50Z","title":"Dispersive hydrodynamics of nonlinear polarization waves in two-component Bose-Einstein condensates"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1607.08760","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":"sha256:3ea9db19f2adc033e5283eb10873ad0ff9c4571cea89f5497f46bc6445a0f84e","target":"record","created_at":"2026-05-18T00:18:04Z","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":"1da7293a69b1b8178b1001c502684c5f07afa38d31f826a6404b69cfdcf6de34","cross_cats_sorted":["nlin.PS"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2016-07-29T10:36:50Z","title_canon_sha256":"cc42ec6f3463dfa4becf17006ec8909881a41cb63e5a846be0b7b5ff1939913d"},"schema_version":"1.0","source":{"id":"1607.08760","kind":"arxiv","version":2}},"canonical_sha256":"4eef4de8a02b39b7ab7797158bdbb5c4cf60ab4cea80e9927e1b18a339d9e830","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"4eef4de8a02b39b7ab7797158bdbb5c4cf60ab4cea80e9927e1b18a339d9e830","first_computed_at":"2026-05-18T00:18:04.326782Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:18:04.326782Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"05HZHl8Z++XMXShtDNT0mBsIfpX3vnJ+fOx1j1y8laWrw0oRt457Kba55unXbSZi7sBq3+jWFW+qIZd4IfJFAQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:18:04.327359Z","signed_message":"canonical_sha256_bytes"},"source_id":"1607.08760","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:3ea9db19f2adc033e5283eb10873ad0ff9c4571cea89f5497f46bc6445a0f84e","sha256:d739fd9b5f3dea907acb0b32c049b73860410e52d85c3e2454db23abffa44c5b"],"state_sha256":"8d4efe9b145159c3404e8da1301dea1fbed8920fcb1a1a2ca0765fb2b599ccf5"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"f0vwbrHsnr5yxFY2Al6Sq3QZ/GvSBM61ti5FgviTKS0QP4/c6w6BUsuGYXbP4cq+P3448Odk0rqzdinjmihLCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-07T08:52:15.741720Z","bundle_sha256":"be0031549c253d560774ef05992cae21745cc6f9f669f48f4385c9b7e92e6d90"}}