{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:LFE7H2CQ6IGTLC4V2BMK654R27","short_pith_number":"pith:LFE7H2CQ","canonical_record":{"source":{"id":"2011.00846","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2020-11-02T09:40:23Z","cross_cats_sorted":[],"title_canon_sha256":"10db64e54c920deadf866a04af7fcd07b77642c41cc7e69414fe13329f4ee5e0","abstract_canon_sha256":"432b3c45a1f6143b6e4e28db38ae3483240aeb20e77f7e4a79ee70572bc61f62"},"schema_version":"1.0"},"canonical_sha256":"5949f3e850f20d358b95d058af7791d7ea0ef06d3937ce4b1447a13c03e87ff0","source":{"kind":"arxiv","id":"2011.00846","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2011.00846","created_at":"2026-07-05T02:27:29Z"},{"alias_kind":"arxiv_version","alias_value":"2011.00846v1","created_at":"2026-07-05T02:27:29Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2011.00846","created_at":"2026-07-05T02:27:29Z"},{"alias_kind":"pith_short_12","alias_value":"LFE7H2CQ6IGT","created_at":"2026-07-05T02:27:29Z"},{"alias_kind":"pith_short_16","alias_value":"LFE7H2CQ6IGTLC4V","created_at":"2026-07-05T02:27:29Z"},{"alias_kind":"pith_short_8","alias_value":"LFE7H2CQ","created_at":"2026-07-05T02:27:29Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:LFE7H2CQ6IGTLC4V2BMK654R27","target":"record","payload":{"canonical_record":{"source":{"id":"2011.00846","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2020-11-02T09:40:23Z","cross_cats_sorted":[],"title_canon_sha256":"10db64e54c920deadf866a04af7fcd07b77642c41cc7e69414fe13329f4ee5e0","abstract_canon_sha256":"432b3c45a1f6143b6e4e28db38ae3483240aeb20e77f7e4a79ee70572bc61f62"},"schema_version":"1.0"},"canonical_sha256":"5949f3e850f20d358b95d058af7791d7ea0ef06d3937ce4b1447a13c03e87ff0","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T02:27:29.636549Z","signature_b64":"17190P/qJgmBBb4E2WEJmbCZ+M0kIABUWLGL2xn8lehNZN8gDdzhs6l2111wEv7shLkmMlEYG9qWtO9IeAWIAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5949f3e850f20d358b95d058af7791d7ea0ef06d3937ce4b1447a13c03e87ff0","last_reissued_at":"2026-07-05T02:27:29.636073Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T02:27:29.636073Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2011.00846","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":"2026-07-05T02:27:29Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0gLc7Yp3QIWZsgiF6X0wiYtIskQJYK8HES4ojJVq5o0TqiJAs4NuX839g2GMsRU0eVMuqCu/AqQkQqdpkVjSDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-20T10:35:40.518464Z"},"content_sha256":"f2a5c19904ed6ca7360b42fc8de1b5e9e2fc86f1a06316ce078b92d2de58b52d","schema_version":"1.0","event_id":"sha256:f2a5c19904ed6ca7360b42fc8de1b5e9e2fc86f1a06316ce078b92d2de58b52d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:LFE7H2CQ6IGTLC4V2BMK654R27","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Universal aspects of a strongly interacting impurity in a dilute Bose condensate","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.quant-gas","authors_text":"Nikolay Yegovtsev, Pietro Massignan, Victor Gurarie","submitted_at":"2020-11-02T09:40:23Z","abstract_excerpt":"We study the properties of an impurity immersed in a weakly interacting Bose gas, i.e., of a Bose polaron. In the perturbatively-tractable of limit weak impurity-boson interactions many of its properties are known to depend only on the scattering length. Here we demonstrate that for strong (unitary) impurity-boson interactions all static quasiproperties of a Bose polaron in a dilute Bose gas, such as its energy, its residue, its Tan's contact and the number of bosons trapped nearby the impurity, depend on the impurity-boson potential via a single parameter."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2011.00846","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/2011.00846/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":"2026-07-05T02:27:29Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BKytCldf7dPrJmqzcKK21po7L2hOzVQFgYF4KCtHlSqlm4jqqyFbe2aB19TsxcT/DZz1n4863FXJE0VDmXBdAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-20T10:35:40.519107Z"},"content_sha256":"fca63577e07e2100e1057b54e0a2073cad5fc99117b411df7f433f5994eb6699","schema_version":"1.0","event_id":"sha256:fca63577e07e2100e1057b54e0a2073cad5fc99117b411df7f433f5994eb6699"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/LFE7H2CQ6IGTLC4V2BMK654R27/bundle.json","state_url":"https://pith.science/pith/LFE7H2CQ6IGTLC4V2BMK654R27/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/LFE7H2CQ6IGTLC4V2BMK654R27/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":"2026-08-20T10:35:40Z","links":{"resolver":"https://pith.science/pith/LFE7H2CQ6IGTLC4V2BMK654R27","bundle":"https://pith.science/pith/LFE7H2CQ6IGTLC4V2BMK654R27/bundle.json","state":"https://pith.science/pith/LFE7H2CQ6IGTLC4V2BMK654R27/state.json","well_known_bundle":"https://pith.science/.well-known/pith/LFE7H2CQ6IGTLC4V2BMK654R27/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:LFE7H2CQ6IGTLC4V2BMK654R27","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":"432b3c45a1f6143b6e4e28db38ae3483240aeb20e77f7e4a79ee70572bc61f62","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2020-11-02T09:40:23Z","title_canon_sha256":"10db64e54c920deadf866a04af7fcd07b77642c41cc7e69414fe13329f4ee5e0"},"schema_version":"1.0","source":{"id":"2011.00846","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2011.00846","created_at":"2026-07-05T02:27:29Z"},{"alias_kind":"arxiv_version","alias_value":"2011.00846v1","created_at":"2026-07-05T02:27:29Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2011.00846","created_at":"2026-07-05T02:27:29Z"},{"alias_kind":"pith_short_12","alias_value":"LFE7H2CQ6IGT","created_at":"2026-07-05T02:27:29Z"},{"alias_kind":"pith_short_16","alias_value":"LFE7H2CQ6IGTLC4V","created_at":"2026-07-05T02:27:29Z"},{"alias_kind":"pith_short_8","alias_value":"LFE7H2CQ","created_at":"2026-07-05T02:27:29Z"}],"graph_snapshots":[{"event_id":"sha256:fca63577e07e2100e1057b54e0a2073cad5fc99117b411df7f433f5994eb6699","target":"graph","created_at":"2026-07-05T02:27:29Z","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/2011.00846/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We study the properties of an impurity immersed in a weakly interacting Bose gas, i.e., of a Bose polaron. In the perturbatively-tractable of limit weak impurity-boson interactions many of its properties are known to depend only on the scattering length. Here we demonstrate that for strong (unitary) impurity-boson interactions all static quasiproperties of a Bose polaron in a dilute Bose gas, such as its energy, its residue, its Tan's contact and the number of bosons trapped nearby the impurity, depend on the impurity-boson potential via a single parameter.","authors_text":"Nikolay Yegovtsev, Pietro Massignan, Victor Gurarie","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2020-11-02T09:40:23Z","title":"Universal aspects of a strongly interacting impurity in a dilute Bose condensate"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2011.00846","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:f2a5c19904ed6ca7360b42fc8de1b5e9e2fc86f1a06316ce078b92d2de58b52d","target":"record","created_at":"2026-07-05T02:27:29Z","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":"432b3c45a1f6143b6e4e28db38ae3483240aeb20e77f7e4a79ee70572bc61f62","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2020-11-02T09:40:23Z","title_canon_sha256":"10db64e54c920deadf866a04af7fcd07b77642c41cc7e69414fe13329f4ee5e0"},"schema_version":"1.0","source":{"id":"2011.00846","kind":"arxiv","version":1}},"canonical_sha256":"5949f3e850f20d358b95d058af7791d7ea0ef06d3937ce4b1447a13c03e87ff0","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5949f3e850f20d358b95d058af7791d7ea0ef06d3937ce4b1447a13c03e87ff0","first_computed_at":"2026-07-05T02:27:29.636073Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T02:27:29.636073Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"17190P/qJgmBBb4E2WEJmbCZ+M0kIABUWLGL2xn8lehNZN8gDdzhs6l2111wEv7shLkmMlEYG9qWtO9IeAWIAA==","signature_status":"signed_v1","signed_at":"2026-07-05T02:27:29.636549Z","signed_message":"canonical_sha256_bytes"},"source_id":"2011.00846","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f2a5c19904ed6ca7360b42fc8de1b5e9e2fc86f1a06316ce078b92d2de58b52d","sha256:fca63577e07e2100e1057b54e0a2073cad5fc99117b411df7f433f5994eb6699"],"state_sha256":"dac9c190b2a0ee10c27e1dcad06befcd46acd4db7b0fd051cf1d2078535ee7ad"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"try64WblCKf9L3bUHUawIN0vTE6hY5s3pYn4zEyQf3U/YnAq0nZts8uOw3+YZjs4o+JCEdmm4fTbE6acUDZcCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-20T10:35:40.523502Z","bundle_sha256":"e2fadd15266a5b02dc451d0e3ef29496d3fc876c8df1104ab153b08ac3bd6ec1"}}