{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:RF44B5CXRH75CYEH42EOPPPSSM","short_pith_number":"pith:RF44B5CX","canonical_record":{"source":{"id":"2606.12049","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.HE","submitted_at":"2026-06-10T13:14:17Z","cross_cats_sorted":["cond-mat.quant-gas"],"title_canon_sha256":"f57a6a4e98c4f026e101917e85bf2d1bcff89073570c145146f840ac80301ac7","abstract_canon_sha256":"8ab3b35a0a7946540380eb1316fd1e2f2aaee25ed0cb7866c760a9eb3858d452"},"schema_version":"1.0"},"canonical_sha256":"8979c0f45789ffd16087e688e7bdf29302cebb94d2ccd63fd9e27d9f86281364","source":{"kind":"arxiv","id":"2606.12049","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.12049","created_at":"2026-06-11T01:10:45Z"},{"alias_kind":"arxiv_version","alias_value":"2606.12049v1","created_at":"2026-06-11T01:10:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.12049","created_at":"2026-06-11T01:10:45Z"},{"alias_kind":"pith_short_12","alias_value":"RF44B5CXRH75","created_at":"2026-06-11T01:10:45Z"},{"alias_kind":"pith_short_16","alias_value":"RF44B5CXRH75CYEH","created_at":"2026-06-11T01:10:45Z"},{"alias_kind":"pith_short_8","alias_value":"RF44B5CX","created_at":"2026-06-11T01:10:45Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:RF44B5CXRH75CYEH42EOPPPSSM","target":"record","payload":{"canonical_record":{"source":{"id":"2606.12049","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.HE","submitted_at":"2026-06-10T13:14:17Z","cross_cats_sorted":["cond-mat.quant-gas"],"title_canon_sha256":"f57a6a4e98c4f026e101917e85bf2d1bcff89073570c145146f840ac80301ac7","abstract_canon_sha256":"8ab3b35a0a7946540380eb1316fd1e2f2aaee25ed0cb7866c760a9eb3858d452"},"schema_version":"1.0"},"canonical_sha256":"8979c0f45789ffd16087e688e7bdf29302cebb94d2ccd63fd9e27d9f86281364","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-06-11T01:10:45.039374Z","signature_b64":"pJqazVj/hOluFYvOXzAStX6IjwkWuLkkegN+QsbwGFaxP2HsAhVge7ziRiGiKbZxpjwPnMH/yF6da+8jwZwIDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8979c0f45789ffd16087e688e7bdf29302cebb94d2ccd63fd9e27d9f86281364","last_reissued_at":"2026-06-11T01:10:45.038639Z","signature_status":"signed_v1","first_computed_at":"2026-06-11T01:10:45.038639Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2606.12049","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":"2026-06-11T01:10:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"PM6yjjCuGE5e/MB+fbF9sj1iETk04Zs97apZgnAuYsFubBuyBc+HU9pTXausQiQyIZQNvhFttqm3/F1i0hRjDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-28T13:41:36.640815Z"},"content_sha256":"c24056c32e1f8852376d326c94b7f50be0f2ad530ea074790eba7627890895be","schema_version":"1.0","event_id":"sha256:c24056c32e1f8852376d326c94b7f50be0f2ad530ea074790eba7627890895be"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:RF44B5CXRH75CYEH42EOPPPSSM","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Searching for cosmic vortices","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cond-mat.quant-gas"],"primary_cat":"astro-ph.HE","authors_text":"Marek Niko{\\l}ajuk, Miros{\\l}aw Brewczyk, Tomasz Karpiuk","submitted_at":"2026-06-10T13:14:17Z","abstract_excerpt":"Our study focuses on the strong tidal disruption of a cold helium white dwarf passing a black hole. We model the white dwarf as a Bose-Fermi droplet and use quantum hydrodynamic equations to simulate the binary system's evolution. As the white dwarf passes through periastron, it loses a significant amount of mass. This mass falls onto the black hole and forms an accretion disc. Quantized vortices appear in the accretion disc, manifesting as strong electromagnetic radiation signals that exhibit characteristic flickering patterns changing on a timescale of a few seconds. Meanwhile, the white dwa"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.12049","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/2606.12049/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":"2026-06-11T01:10:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Nob+kc68zRTuSrk12NflF49QKnXH0YyhqSjqTn7cLJnGYey8c4oNFzXkNIgtZyDEsyO2ZsP8ENdIN+9qJVzvCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-28T13:41:36.641186Z"},"content_sha256":"4033dea36216b04666415f06abd5a4ddeb6f790a869e11888a1562f853618e19","schema_version":"1.0","event_id":"sha256:4033dea36216b04666415f06abd5a4ddeb6f790a869e11888a1562f853618e19"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/RF44B5CXRH75CYEH42EOPPPSSM/bundle.json","state_url":"https://pith.science/pith/RF44B5CXRH75CYEH42EOPPPSSM/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/RF44B5CXRH75CYEH42EOPPPSSM/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":"2026-06-28T13:41:36Z","links":{"resolver":"https://pith.science/pith/RF44B5CXRH75CYEH42EOPPPSSM","bundle":"https://pith.science/pith/RF44B5CXRH75CYEH42EOPPPSSM/bundle.json","state":"https://pith.science/pith/RF44B5CXRH75CYEH42EOPPPSSM/state.json","well_known_bundle":"https://pith.science/.well-known/pith/RF44B5CXRH75CYEH42EOPPPSSM/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:RF44B5CXRH75CYEH42EOPPPSSM","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":"8ab3b35a0a7946540380eb1316fd1e2f2aaee25ed0cb7866c760a9eb3858d452","cross_cats_sorted":["cond-mat.quant-gas"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.HE","submitted_at":"2026-06-10T13:14:17Z","title_canon_sha256":"f57a6a4e98c4f026e101917e85bf2d1bcff89073570c145146f840ac80301ac7"},"schema_version":"1.0","source":{"id":"2606.12049","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.12049","created_at":"2026-06-11T01:10:45Z"},{"alias_kind":"arxiv_version","alias_value":"2606.12049v1","created_at":"2026-06-11T01:10:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.12049","created_at":"2026-06-11T01:10:45Z"},{"alias_kind":"pith_short_12","alias_value":"RF44B5CXRH75","created_at":"2026-06-11T01:10:45Z"},{"alias_kind":"pith_short_16","alias_value":"RF44B5CXRH75CYEH","created_at":"2026-06-11T01:10:45Z"},{"alias_kind":"pith_short_8","alias_value":"RF44B5CX","created_at":"2026-06-11T01:10:45Z"}],"graph_snapshots":[{"event_id":"sha256:4033dea36216b04666415f06abd5a4ddeb6f790a869e11888a1562f853618e19","target":"graph","created_at":"2026-06-11T01:10:45Z","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/2606.12049/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Our study focuses on the strong tidal disruption of a cold helium white dwarf passing a black hole. We model the white dwarf as a Bose-Fermi droplet and use quantum hydrodynamic equations to simulate the binary system's evolution. As the white dwarf passes through periastron, it loses a significant amount of mass. This mass falls onto the black hole and forms an accretion disc. Quantized vortices appear in the accretion disc, manifesting as strong electromagnetic radiation signals that exhibit characteristic flickering patterns changing on a timescale of a few seconds. Meanwhile, the white dwa","authors_text":"Marek Niko{\\l}ajuk, Miros{\\l}aw Brewczyk, Tomasz Karpiuk","cross_cats":["cond-mat.quant-gas"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.HE","submitted_at":"2026-06-10T13:14:17Z","title":"Searching for cosmic vortices"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.12049","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:c24056c32e1f8852376d326c94b7f50be0f2ad530ea074790eba7627890895be","target":"record","created_at":"2026-06-11T01:10:45Z","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":"8ab3b35a0a7946540380eb1316fd1e2f2aaee25ed0cb7866c760a9eb3858d452","cross_cats_sorted":["cond-mat.quant-gas"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.HE","submitted_at":"2026-06-10T13:14:17Z","title_canon_sha256":"f57a6a4e98c4f026e101917e85bf2d1bcff89073570c145146f840ac80301ac7"},"schema_version":"1.0","source":{"id":"2606.12049","kind":"arxiv","version":1}},"canonical_sha256":"8979c0f45789ffd16087e688e7bdf29302cebb94d2ccd63fd9e27d9f86281364","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8979c0f45789ffd16087e688e7bdf29302cebb94d2ccd63fd9e27d9f86281364","first_computed_at":"2026-06-11T01:10:45.038639Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-06-11T01:10:45.038639Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"pJqazVj/hOluFYvOXzAStX6IjwkWuLkkegN+QsbwGFaxP2HsAhVge7ziRiGiKbZxpjwPnMH/yF6da+8jwZwIDg==","signature_status":"signed_v1","signed_at":"2026-06-11T01:10:45.039374Z","signed_message":"canonical_sha256_bytes"},"source_id":"2606.12049","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c24056c32e1f8852376d326c94b7f50be0f2ad530ea074790eba7627890895be","sha256:4033dea36216b04666415f06abd5a4ddeb6f790a869e11888a1562f853618e19"],"state_sha256":"4c4a3d0b351ed6298df2e5cc163400569ab5d3b8376adc70a6549add5fa010d6"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"rW3W0P686V/gYYpeK6Ojt30nZdfVLhqK2MAT3oMXsK6jK36lLIa1IPvWNgwjysOyryb+Iog53ByPMLMUXJAvCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-28T13:41:36.643142Z","bundle_sha256":"afb86ae769a378915fc062877749b1994ee0c2304381ade4d9205223772e5a8f"}}