{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:KQ4QFG7YGUBDSZZW624KXIESC3","short_pith_number":"pith:KQ4QFG7Y","canonical_record":{"source":{"id":"1708.01788","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2017-08-05T16:44:54Z","cross_cats_sorted":["cond-mat.quant-gas","nucl-th"],"title_canon_sha256":"6098e29e298c9b29fb68a0bd3236f54494fb56a79d472544a22480ea4dbad292","abstract_canon_sha256":"2c44549e9ad4040d4fd8b3f4720a690ab93463b0caf85a52b99734b1f7f8857a"},"schema_version":"1.0"},"canonical_sha256":"5439029bf83502396736f6b8aba09216d21ef191e7e7c6dbe82cdea075181964","source":{"kind":"arxiv","id":"1708.01788","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1708.01788","created_at":"2026-05-18T00:30:41Z"},{"alias_kind":"arxiv_version","alias_value":"1708.01788v2","created_at":"2026-05-18T00:30:41Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1708.01788","created_at":"2026-05-18T00:30:41Z"},{"alias_kind":"pith_short_12","alias_value":"KQ4QFG7YGUBD","created_at":"2026-05-18T12:31:24Z"},{"alias_kind":"pith_short_16","alias_value":"KQ4QFG7YGUBDSZZW","created_at":"2026-05-18T12:31:24Z"},{"alias_kind":"pith_short_8","alias_value":"KQ4QFG7Y","created_at":"2026-05-18T12:31:24Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:KQ4QFG7YGUBDSZZW624KXIESC3","target":"record","payload":{"canonical_record":{"source":{"id":"1708.01788","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2017-08-05T16:44:54Z","cross_cats_sorted":["cond-mat.quant-gas","nucl-th"],"title_canon_sha256":"6098e29e298c9b29fb68a0bd3236f54494fb56a79d472544a22480ea4dbad292","abstract_canon_sha256":"2c44549e9ad4040d4fd8b3f4720a690ab93463b0caf85a52b99734b1f7f8857a"},"schema_version":"1.0"},"canonical_sha256":"5439029bf83502396736f6b8aba09216d21ef191e7e7c6dbe82cdea075181964","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:30:41.962844Z","signature_b64":"PHJkHyaBKMusXI5wYA71L+P4dTR5dK3Z+AZV3AiGCuzVGh91aVdi3owxLJWiZgBDz0qvPfsuG0jNdzLklQeiAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5439029bf83502396736f6b8aba09216d21ef191e7e7c6dbe82cdea075181964","last_reissued_at":"2026-05-18T00:30:41.962413Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:30:41.962413Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1708.01788","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":"2026-05-18T00:30:41Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+7NRnwoHvGO8rjttns7b0PK2YMUrxQzfZg2If0VtJ5Z/9HJmv3McU8P+3FbE2DsqPRbEI9TaINxXO1L2zNjyCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-08T04:39:18.265598Z"},"content_sha256":"793d37d90710ef03523db9fa124f8f0c5127a59d3bd5294dca4f1c9d4394d781","schema_version":"1.0","event_id":"sha256:793d37d90710ef03523db9fa124f8f0c5127a59d3bd5294dca4f1c9d4394d781"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:KQ4QFG7YGUBDSZZW624KXIESC3","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Neutrino scattering in supernovae and spin correlations of a unitary gas","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.quant-gas","nucl-th"],"primary_cat":"astro-ph.HE","authors_text":"C. J. Horowitz, Zidu Lin","submitted_at":"2017-08-05T16:44:54Z","abstract_excerpt":"Core collapse supernova simulations can be sensitive to neutrino interactions near the neutrinosphere. This is the surface of last scattering. We model the neutrinosphere region as a warm unitary gas of neutrons. A unitary gas is a low density system of particles with large scattering lengths. We calculate modifications to neutrino scattering cross sections because of the universal spin and density correlations of a unitary gas. These correlations can be studied in laboratory cold atom experiments. We find significant reductions in cross sections, compared to free space interactions, even at r"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1708.01788","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":"2026-05-18T00:30:41Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"qRpSEkIaHy66goIRMRcR3ITypHhZmf4ts/nCqR4TZRrPZMKAxLAXcMyOfMm5+1woGEZ9yIti1FiUWPg2pyMdDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-08T04:39:18.266219Z"},"content_sha256":"92993295b2f63b930f19e071d126871e0685bf54197878469464a66100687bb6","schema_version":"1.0","event_id":"sha256:92993295b2f63b930f19e071d126871e0685bf54197878469464a66100687bb6"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/KQ4QFG7YGUBDSZZW624KXIESC3/bundle.json","state_url":"https://pith.science/pith/KQ4QFG7YGUBDSZZW624KXIESC3/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/KQ4QFG7YGUBDSZZW624KXIESC3/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":"2026-06-08T04:39:18Z","links":{"resolver":"https://pith.science/pith/KQ4QFG7YGUBDSZZW624KXIESC3","bundle":"https://pith.science/pith/KQ4QFG7YGUBDSZZW624KXIESC3/bundle.json","state":"https://pith.science/pith/KQ4QFG7YGUBDSZZW624KXIESC3/state.json","well_known_bundle":"https://pith.science/.well-known/pith/KQ4QFG7YGUBDSZZW624KXIESC3/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:KQ4QFG7YGUBDSZZW624KXIESC3","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":"2c44549e9ad4040d4fd8b3f4720a690ab93463b0caf85a52b99734b1f7f8857a","cross_cats_sorted":["cond-mat.quant-gas","nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2017-08-05T16:44:54Z","title_canon_sha256":"6098e29e298c9b29fb68a0bd3236f54494fb56a79d472544a22480ea4dbad292"},"schema_version":"1.0","source":{"id":"1708.01788","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1708.01788","created_at":"2026-05-18T00:30:41Z"},{"alias_kind":"arxiv_version","alias_value":"1708.01788v2","created_at":"2026-05-18T00:30:41Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1708.01788","created_at":"2026-05-18T00:30:41Z"},{"alias_kind":"pith_short_12","alias_value":"KQ4QFG7YGUBD","created_at":"2026-05-18T12:31:24Z"},{"alias_kind":"pith_short_16","alias_value":"KQ4QFG7YGUBDSZZW","created_at":"2026-05-18T12:31:24Z"},{"alias_kind":"pith_short_8","alias_value":"KQ4QFG7Y","created_at":"2026-05-18T12:31:24Z"}],"graph_snapshots":[{"event_id":"sha256:92993295b2f63b930f19e071d126871e0685bf54197878469464a66100687bb6","target":"graph","created_at":"2026-05-18T00:30:41Z","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":"Core collapse supernova simulations can be sensitive to neutrino interactions near the neutrinosphere. This is the surface of last scattering. We model the neutrinosphere region as a warm unitary gas of neutrons. A unitary gas is a low density system of particles with large scattering lengths. We calculate modifications to neutrino scattering cross sections because of the universal spin and density correlations of a unitary gas. These correlations can be studied in laboratory cold atom experiments. We find significant reductions in cross sections, compared to free space interactions, even at r","authors_text":"C. J. Horowitz, Zidu Lin","cross_cats":["cond-mat.quant-gas","nucl-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2017-08-05T16:44:54Z","title":"Neutrino scattering in supernovae and spin correlations of a unitary gas"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1708.01788","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":"sha256:793d37d90710ef03523db9fa124f8f0c5127a59d3bd5294dca4f1c9d4394d781","target":"record","created_at":"2026-05-18T00:30:41Z","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":"2c44549e9ad4040d4fd8b3f4720a690ab93463b0caf85a52b99734b1f7f8857a","cross_cats_sorted":["cond-mat.quant-gas","nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2017-08-05T16:44:54Z","title_canon_sha256":"6098e29e298c9b29fb68a0bd3236f54494fb56a79d472544a22480ea4dbad292"},"schema_version":"1.0","source":{"id":"1708.01788","kind":"arxiv","version":2}},"canonical_sha256":"5439029bf83502396736f6b8aba09216d21ef191e7e7c6dbe82cdea075181964","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5439029bf83502396736f6b8aba09216d21ef191e7e7c6dbe82cdea075181964","first_computed_at":"2026-05-18T00:30:41.962413Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:30:41.962413Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"PHJkHyaBKMusXI5wYA71L+P4dTR5dK3Z+AZV3AiGCuzVGh91aVdi3owxLJWiZgBDz0qvPfsuG0jNdzLklQeiAw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:30:41.962844Z","signed_message":"canonical_sha256_bytes"},"source_id":"1708.01788","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:793d37d90710ef03523db9fa124f8f0c5127a59d3bd5294dca4f1c9d4394d781","sha256:92993295b2f63b930f19e071d126871e0685bf54197878469464a66100687bb6"],"state_sha256":"52d3195d66cc6c3887f276916258c6c394d30f4eb7bb35cae5ee768ba039f878"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"KiHV0yVqBT9Rq8td/vQotkCBcAXGgMx9OAMRAIRv7IzUoPRM0nT2ynp1snXnbGp6TfaB+ezQ8PPpUyHnNAcMCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-08T04:39:18.269655Z","bundle_sha256":"1c424477b4b18dae3535b4ede6c3d238ea15b9f78a919e024105952f29dc42b1"}}