{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:LQTOWAJHOP4CT4DIEKWOWDPEJP","short_pith_number":"pith:LQTOWAJH","canonical_record":{"source":{"id":"2411.06678","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2024-11-11T02:45:32Z","cross_cats_sorted":["gr-qc","math-ph","math.MP","quant-ph"],"title_canon_sha256":"211544041010d6d0571e543bbb3be18bb95d2de94fa0968671d617518107c7ba","abstract_canon_sha256":"10e523612de0e8612d00f1cf9d3c9cf53389b0265b3f573bda1f441f98ab697d"},"schema_version":"1.0"},"canonical_sha256":"5c26eb012773f829f06822aceb0de44bc4efc6e5fb5b1af5308aec5c619d33b1","source":{"kind":"arxiv","id":"2411.06678","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2411.06678","created_at":"2026-07-05T09:49:12Z"},{"alias_kind":"arxiv_version","alias_value":"2411.06678v2","created_at":"2026-07-05T09:49:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2411.06678","created_at":"2026-07-05T09:49:12Z"},{"alias_kind":"pith_short_12","alias_value":"LQTOWAJHOP4C","created_at":"2026-07-05T09:49:12Z"},{"alias_kind":"pith_short_16","alias_value":"LQTOWAJHOP4CT4DI","created_at":"2026-07-05T09:49:12Z"},{"alias_kind":"pith_short_8","alias_value":"LQTOWAJH","created_at":"2026-07-05T09:49:12Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:LQTOWAJHOP4CT4DIEKWOWDPEJP","target":"record","payload":{"canonical_record":{"source":{"id":"2411.06678","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2024-11-11T02:45:32Z","cross_cats_sorted":["gr-qc","math-ph","math.MP","quant-ph"],"title_canon_sha256":"211544041010d6d0571e543bbb3be18bb95d2de94fa0968671d617518107c7ba","abstract_canon_sha256":"10e523612de0e8612d00f1cf9d3c9cf53389b0265b3f573bda1f441f98ab697d"},"schema_version":"1.0"},"canonical_sha256":"5c26eb012773f829f06822aceb0de44bc4efc6e5fb5b1af5308aec5c619d33b1","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T09:49:12.362728Z","signature_b64":"7GAFgN/mYIL1p+y52NT6Nc3pqoh20V9tT3aJ4V3BdGJfYe79iGU2Tpv3v2XRJdewkakPAXYG8TiEE3O3FsWpCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5c26eb012773f829f06822aceb0de44bc4efc6e5fb5b1af5308aec5c619d33b1","last_reissued_at":"2026-07-05T09:49:12.362237Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T09:49:12.362237Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2411.06678","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":"2026-07-05T09:49:12Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"XoBOp9TiHOLjLa0QTMzI1oiZ0zVsAbkhhCJVW8hyvvWYQ3h4rPBbml2ikACJm8AwOhT1AABM6aFFwgC0rpa2CQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-12T17:24:29.941541Z"},"content_sha256":"dfa5bbdae0f2a12f391845748760015e07ea04e024c2267539d7ba61375661a2","schema_version":"1.0","event_id":"sha256:dfa5bbdae0f2a12f391845748760015e07ea04e024c2267539d7ba61375661a2"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:LQTOWAJHOP4CT4DIEKWOWDPEJP","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Stationary acoustic black hole solutions in Bose-Einstein condensates and their Borel analysis","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["gr-qc","math-ph","math.MP","quant-ph"],"primary_cat":"cond-mat.quant-gas","authors_text":"Martin Kruczenski, Sachin Vaidya","submitted_at":"2024-11-11T02:45:32Z","abstract_excerpt":"In this article, we study the dynamics of a Bose-Einstein condensate (BEC) with the idea of finding solutions that could possibly correspond to a so-called acoustic (or Unruh) black/white holes. Those are flows with horizons where the speed of the flow goes from sub-sonic to super-sonic. This is because sound cannot go back from the supersonic to the subsonic region. The speed of sound plays the role of the speed of light in a gravitational black hole, an important difference being that there are excitations that can go faster than the speed of sound and therefore can escape the sonic black ho"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2411.06678","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2411.06678/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":"2026-07-05T09:49:12Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Tkc2ruu5MPcCOMEikKlYzsXr/3f/U30klYQhiIn75tpW+HnYb/qtUfGV0PFhUc0wYq4HBchJdiL/3f4kjN8MAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-12T17:24:29.942465Z"},"content_sha256":"fdcbf009431337ed788a40df6e369f9ee6e134e45ae07d0b2ee466681fc851b3","schema_version":"1.0","event_id":"sha256:fdcbf009431337ed788a40df6e369f9ee6e134e45ae07d0b2ee466681fc851b3"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/LQTOWAJHOP4CT4DIEKWOWDPEJP/bundle.json","state_url":"https://pith.science/pith/LQTOWAJHOP4CT4DIEKWOWDPEJP/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/LQTOWAJHOP4CT4DIEKWOWDPEJP/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":"2026-08-12T17:24:29Z","links":{"resolver":"https://pith.science/pith/LQTOWAJHOP4CT4DIEKWOWDPEJP","bundle":"https://pith.science/pith/LQTOWAJHOP4CT4DIEKWOWDPEJP/bundle.json","state":"https://pith.science/pith/LQTOWAJHOP4CT4DIEKWOWDPEJP/state.json","well_known_bundle":"https://pith.science/.well-known/pith/LQTOWAJHOP4CT4DIEKWOWDPEJP/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:LQTOWAJHOP4CT4DIEKWOWDPEJP","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":"10e523612de0e8612d00f1cf9d3c9cf53389b0265b3f573bda1f441f98ab697d","cross_cats_sorted":["gr-qc","math-ph","math.MP","quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2024-11-11T02:45:32Z","title_canon_sha256":"211544041010d6d0571e543bbb3be18bb95d2de94fa0968671d617518107c7ba"},"schema_version":"1.0","source":{"id":"2411.06678","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2411.06678","created_at":"2026-07-05T09:49:12Z"},{"alias_kind":"arxiv_version","alias_value":"2411.06678v2","created_at":"2026-07-05T09:49:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2411.06678","created_at":"2026-07-05T09:49:12Z"},{"alias_kind":"pith_short_12","alias_value":"LQTOWAJHOP4C","created_at":"2026-07-05T09:49:12Z"},{"alias_kind":"pith_short_16","alias_value":"LQTOWAJHOP4CT4DI","created_at":"2026-07-05T09:49:12Z"},{"alias_kind":"pith_short_8","alias_value":"LQTOWAJH","created_at":"2026-07-05T09:49:12Z"}],"graph_snapshots":[{"event_id":"sha256:fdcbf009431337ed788a40df6e369f9ee6e134e45ae07d0b2ee466681fc851b3","target":"graph","created_at":"2026-07-05T09:49:12Z","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/2411.06678/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"In this article, we study the dynamics of a Bose-Einstein condensate (BEC) with the idea of finding solutions that could possibly correspond to a so-called acoustic (or Unruh) black/white holes. Those are flows with horizons where the speed of the flow goes from sub-sonic to super-sonic. This is because sound cannot go back from the supersonic to the subsonic region. The speed of sound plays the role of the speed of light in a gravitational black hole, an important difference being that there are excitations that can go faster than the speed of sound and therefore can escape the sonic black ho","authors_text":"Martin Kruczenski, Sachin Vaidya","cross_cats":["gr-qc","math-ph","math.MP","quant-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2024-11-11T02:45:32Z","title":"Stationary acoustic black hole solutions in Bose-Einstein condensates and their Borel analysis"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2411.06678","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:dfa5bbdae0f2a12f391845748760015e07ea04e024c2267539d7ba61375661a2","target":"record","created_at":"2026-07-05T09:49:12Z","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":"10e523612de0e8612d00f1cf9d3c9cf53389b0265b3f573bda1f441f98ab697d","cross_cats_sorted":["gr-qc","math-ph","math.MP","quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2024-11-11T02:45:32Z","title_canon_sha256":"211544041010d6d0571e543bbb3be18bb95d2de94fa0968671d617518107c7ba"},"schema_version":"1.0","source":{"id":"2411.06678","kind":"arxiv","version":2}},"canonical_sha256":"5c26eb012773f829f06822aceb0de44bc4efc6e5fb5b1af5308aec5c619d33b1","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5c26eb012773f829f06822aceb0de44bc4efc6e5fb5b1af5308aec5c619d33b1","first_computed_at":"2026-07-05T09:49:12.362237Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T09:49:12.362237Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"7GAFgN/mYIL1p+y52NT6Nc3pqoh20V9tT3aJ4V3BdGJfYe79iGU2Tpv3v2XRJdewkakPAXYG8TiEE3O3FsWpCA==","signature_status":"signed_v1","signed_at":"2026-07-05T09:49:12.362728Z","signed_message":"canonical_sha256_bytes"},"source_id":"2411.06678","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:dfa5bbdae0f2a12f391845748760015e07ea04e024c2267539d7ba61375661a2","sha256:fdcbf009431337ed788a40df6e369f9ee6e134e45ae07d0b2ee466681fc851b3"],"state_sha256":"8de5d0b50a98d1c8dcc7da484590569131872fa18b0b85298674f0cdab79e143"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"eHtWqT8pOpoOzOdvgs5Tb52RsDiEiw/sb286RI6lpDnQIekZiS7D2V8ryWDF1q5ubOyz1oxJvxXF4+E/PPrvBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-12T17:24:29.948683Z","bundle_sha256":"ff4c1e01b0e854e8eb97095bd9c021755e19394260ca0e460acce8a2a10e8310"}}