{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:QHL2YR5GO5PFFZU2PSSPQPJKEK","short_pith_number":"pith:QHL2YR5G","canonical_record":{"source":{"id":"1508.05700","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2015-08-24T05:07:47Z","cross_cats_sorted":["nucl-ex"],"title_canon_sha256":"fe140c12080c998f4ff0969c20d22354ce59703dcb5048302ac9d480b0a5d167","abstract_canon_sha256":"e2337afaecf1a81a50d8db38602baa3f72184842a4043e15b7846ec4bdc98c26"},"schema_version":"1.0"},"canonical_sha256":"81d7ac47a6775e52e69a7ca4f83d2a22b0db680d37b828abe1e33dd3e38259e1","source":{"kind":"arxiv","id":"1508.05700","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1508.05700","created_at":"2026-05-18T01:18:33Z"},{"alias_kind":"arxiv_version","alias_value":"1508.05700v1","created_at":"2026-05-18T01:18:33Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1508.05700","created_at":"2026-05-18T01:18:33Z"},{"alias_kind":"pith_short_12","alias_value":"QHL2YR5GO5PF","created_at":"2026-05-18T12:29:37Z"},{"alias_kind":"pith_short_16","alias_value":"QHL2YR5GO5PFFZU2","created_at":"2026-05-18T12:29:37Z"},{"alias_kind":"pith_short_8","alias_value":"QHL2YR5G","created_at":"2026-05-18T12:29:37Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:QHL2YR5GO5PFFZU2PSSPQPJKEK","target":"record","payload":{"canonical_record":{"source":{"id":"1508.05700","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2015-08-24T05:07:47Z","cross_cats_sorted":["nucl-ex"],"title_canon_sha256":"fe140c12080c998f4ff0969c20d22354ce59703dcb5048302ac9d480b0a5d167","abstract_canon_sha256":"e2337afaecf1a81a50d8db38602baa3f72184842a4043e15b7846ec4bdc98c26"},"schema_version":"1.0"},"canonical_sha256":"81d7ac47a6775e52e69a7ca4f83d2a22b0db680d37b828abe1e33dd3e38259e1","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:18:33.315588Z","signature_b64":"KxTJDrCQN/nh6VQofFUuQd26IGBSF94MpeH883B4NTDuwvT21D6uRqI0wkoEwKlgYQnLzMTAyRFigwbFFmEECA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"81d7ac47a6775e52e69a7ca4f83d2a22b0db680d37b828abe1e33dd3e38259e1","last_reissued_at":"2026-05-18T01:18:33.315119Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:18:33.315119Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1508.05700","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":"2026-05-18T01:18:33Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4/wyR9qxnOUQakrZVbBlP/2BDcAL/sw8DecQJu4QpsGVxzsSenomY9WlcFDey1JHGpTdABZ0k1d4sMKE/ZswCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T03:53:48.989119Z"},"content_sha256":"643ce69e00652d3559fde5d551022f16fb4a09cfb0819071ab918b61f0c156cd","schema_version":"1.0","event_id":"sha256:643ce69e00652d3559fde5d551022f16fb4a09cfb0819071ab918b61f0c156cd"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:QHL2YR5GO5PFFZU2PSSPQPJKEK","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Are there good probes for the di-neutron correlation in light neutron-rich nuclei?","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nucl-ex"],"primary_cat":"nucl-th","authors_text":"H. Sagawa, K. Hagino","submitted_at":"2015-08-24T05:07:47Z","abstract_excerpt":"The di-neutron correlation is a spatial correlation with which two valence neutrons are located at a similar position inside a nucleus. We discuss possible experimental probes for the di-neutron correlation. This includes the Coulomb breakup and the pair transfer reactions of neutron-rich nuclei, and the direct two-neutron decays of nuclei beyond the neutron drip-line."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1508.05700","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":""},"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":"2026-05-18T01:18:33Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"dMYFKjwk+Jg5Q9cCniy84UsCjhVYoTq5WQdvAlQIi0SonQvA43liBsXBsSIzwUkiapUFk8E2zusuetkwNZRlAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T03:53:48.989756Z"},"content_sha256":"06fb612675b7bfe936df6aad0fcb2aeb65c92982ecc5233e3ca7a8881da75b95","schema_version":"1.0","event_id":"sha256:06fb612675b7bfe936df6aad0fcb2aeb65c92982ecc5233e3ca7a8881da75b95"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/QHL2YR5GO5PFFZU2PSSPQPJKEK/bundle.json","state_url":"https://pith.science/pith/QHL2YR5GO5PFFZU2PSSPQPJKEK/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/QHL2YR5GO5PFFZU2PSSPQPJKEK/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":"2026-06-02T03:53:48Z","links":{"resolver":"https://pith.science/pith/QHL2YR5GO5PFFZU2PSSPQPJKEK","bundle":"https://pith.science/pith/QHL2YR5GO5PFFZU2PSSPQPJKEK/bundle.json","state":"https://pith.science/pith/QHL2YR5GO5PFFZU2PSSPQPJKEK/state.json","well_known_bundle":"https://pith.science/.well-known/pith/QHL2YR5GO5PFFZU2PSSPQPJKEK/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:QHL2YR5GO5PFFZU2PSSPQPJKEK","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":"e2337afaecf1a81a50d8db38602baa3f72184842a4043e15b7846ec4bdc98c26","cross_cats_sorted":["nucl-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2015-08-24T05:07:47Z","title_canon_sha256":"fe140c12080c998f4ff0969c20d22354ce59703dcb5048302ac9d480b0a5d167"},"schema_version":"1.0","source":{"id":"1508.05700","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1508.05700","created_at":"2026-05-18T01:18:33Z"},{"alias_kind":"arxiv_version","alias_value":"1508.05700v1","created_at":"2026-05-18T01:18:33Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1508.05700","created_at":"2026-05-18T01:18:33Z"},{"alias_kind":"pith_short_12","alias_value":"QHL2YR5GO5PF","created_at":"2026-05-18T12:29:37Z"},{"alias_kind":"pith_short_16","alias_value":"QHL2YR5GO5PFFZU2","created_at":"2026-05-18T12:29:37Z"},{"alias_kind":"pith_short_8","alias_value":"QHL2YR5G","created_at":"2026-05-18T12:29:37Z"}],"graph_snapshots":[{"event_id":"sha256:06fb612675b7bfe936df6aad0fcb2aeb65c92982ecc5233e3ca7a8881da75b95","target":"graph","created_at":"2026-05-18T01:18:33Z","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":"The di-neutron correlation is a spatial correlation with which two valence neutrons are located at a similar position inside a nucleus. We discuss possible experimental probes for the di-neutron correlation. This includes the Coulomb breakup and the pair transfer reactions of neutron-rich nuclei, and the direct two-neutron decays of nuclei beyond the neutron drip-line.","authors_text":"H. Sagawa, K. Hagino","cross_cats":["nucl-ex"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2015-08-24T05:07:47Z","title":"Are there good probes for the di-neutron correlation in light neutron-rich nuclei?"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1508.05700","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":"sha256:643ce69e00652d3559fde5d551022f16fb4a09cfb0819071ab918b61f0c156cd","target":"record","created_at":"2026-05-18T01:18:33Z","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":"e2337afaecf1a81a50d8db38602baa3f72184842a4043e15b7846ec4bdc98c26","cross_cats_sorted":["nucl-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2015-08-24T05:07:47Z","title_canon_sha256":"fe140c12080c998f4ff0969c20d22354ce59703dcb5048302ac9d480b0a5d167"},"schema_version":"1.0","source":{"id":"1508.05700","kind":"arxiv","version":1}},"canonical_sha256":"81d7ac47a6775e52e69a7ca4f83d2a22b0db680d37b828abe1e33dd3e38259e1","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"81d7ac47a6775e52e69a7ca4f83d2a22b0db680d37b828abe1e33dd3e38259e1","first_computed_at":"2026-05-18T01:18:33.315119Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:18:33.315119Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"KxTJDrCQN/nh6VQofFUuQd26IGBSF94MpeH883B4NTDuwvT21D6uRqI0wkoEwKlgYQnLzMTAyRFigwbFFmEECA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:18:33.315588Z","signed_message":"canonical_sha256_bytes"},"source_id":"1508.05700","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:643ce69e00652d3559fde5d551022f16fb4a09cfb0819071ab918b61f0c156cd","sha256:06fb612675b7bfe936df6aad0fcb2aeb65c92982ecc5233e3ca7a8881da75b95"],"state_sha256":"2c9a7050019d8ba155d5b37fd852bcb8b9fe7bd3ce26604ec804ebab5222b021"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0y/3XOEaRGX8VkjHcJxjbhPmoa66Zq0Dtk0RN+34B+r/9pBS6M2eXnsSLLn1yZQ8pbEN9J/NLm7dAXkiPJYqCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-02T03:53:48.992968Z","bundle_sha256":"2fa97cf254dc786eb18437038c9dba026f8f435d2a3d25696828f2589476b34c"}}