{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:U36U7FWX4AKCAQ4CNSROFFSGGW","short_pith_number":"pith:U36U7FWX","canonical_record":{"source":{"id":"1712.09951","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2017-12-28T17:48:27Z","cross_cats_sorted":[],"title_canon_sha256":"baa12a6df45ac861e0068f8fe37f66f91dc117ee6e3357320735cb174aa23af0","abstract_canon_sha256":"b875af539e893920bfcb1e5a7b1f1cb8a39dbf8c1794e03b17e5c7499df9194c"},"schema_version":"1.0"},"canonical_sha256":"a6fd4f96d7e0142043826ca2e2964635bc7b57e5788055062caa7c1f25256f56","source":{"kind":"arxiv","id":"1712.09951","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1712.09951","created_at":"2026-05-18T00:19:56Z"},{"alias_kind":"arxiv_version","alias_value":"1712.09951v2","created_at":"2026-05-18T00:19:56Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1712.09951","created_at":"2026-05-18T00:19:56Z"},{"alias_kind":"pith_short_12","alias_value":"U36U7FWX4AKC","created_at":"2026-05-18T12:31:46Z"},{"alias_kind":"pith_short_16","alias_value":"U36U7FWX4AKCAQ4C","created_at":"2026-05-18T12:31:46Z"},{"alias_kind":"pith_short_8","alias_value":"U36U7FWX","created_at":"2026-05-18T12:31:46Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:U36U7FWX4AKCAQ4CNSROFFSGGW","target":"record","payload":{"canonical_record":{"source":{"id":"1712.09951","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2017-12-28T17:48:27Z","cross_cats_sorted":[],"title_canon_sha256":"baa12a6df45ac861e0068f8fe37f66f91dc117ee6e3357320735cb174aa23af0","abstract_canon_sha256":"b875af539e893920bfcb1e5a7b1f1cb8a39dbf8c1794e03b17e5c7499df9194c"},"schema_version":"1.0"},"canonical_sha256":"a6fd4f96d7e0142043826ca2e2964635bc7b57e5788055062caa7c1f25256f56","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:19:56.577944Z","signature_b64":"Hf4XH+58BMG8WxsTkGjoAJsqQ2ctDdzLv4S/vncK51YvlLiFkRQipnxW2wPQ+uMMy79e7L8RnF4rw19KDswADA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a6fd4f96d7e0142043826ca2e2964635bc7b57e5788055062caa7c1f25256f56","last_reissued_at":"2026-05-18T00:19:56.577211Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:19:56.577211Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1712.09951","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":"2026-05-18T00:19:56Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Ehg9mea5cRoNWTuYQ3lIF/j8N0wjd5qFGZLmwmGZFrH69S3ZFZN+VhKIef3NmbOAr9ePfFptUXtiNQXiF6D9DQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T18:07:19.881425Z"},"content_sha256":"cd3e7a77df6c01b02080666e42ba9a0c6432d3cdb89ee4f2537c828b7c1cd9c4","schema_version":"1.0","event_id":"sha256:cd3e7a77df6c01b02080666e42ba9a0c6432d3cdb89ee4f2537c828b7c1cd9c4"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:U36U7FWX4AKCAQ4CNSROFFSGGW","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Large-scale exact diagonalizations reveal low-momentum scales of nuclei","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"nucl-th","authors_text":"A. Bansal, B. D. Carlsson, C. Forss\\'en, D. S\\\"a\\\"af, G. Hagen, H. T. Johansson, T. Papenbrock","submitted_at":"2017-12-28T17:48:27Z","abstract_excerpt":"Ab initio methods aim to solve the nuclear many-body problem with controlled approximations. Virtually exact numerical solutions for realistic interactions can only be obtained for certain special cases such as few-nucleon systems. Here we extend the reach of exact diagonalization methods to handle model spaces with dimension exceeding $10^{10}$ on a single compute node. This allows us to perform no-core shell model (NCSM) calculations for 6Li in model spaces up to $N_\\mathrm{max} = 22$ and to reveal the 4He+d halo structure of this nucleus. Still, the use of a finite harmonic-oscillator basis"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1712.09951","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":"2026-05-18T00:19:56Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"I2as8Z332s6wXMBcMIFXi8/3eYjVac2rHrKz4GdrxI3dUwr7wPcFrS7ZOMu1yeGCkojopgwkDE7Z6fDf/UgxCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T18:07:19.882077Z"},"content_sha256":"ffe21023d4e9a430c92eea469832df746e47ff3727679a4010ac7f85464e3b1f","schema_version":"1.0","event_id":"sha256:ffe21023d4e9a430c92eea469832df746e47ff3727679a4010ac7f85464e3b1f"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/U36U7FWX4AKCAQ4CNSROFFSGGW/bundle.json","state_url":"https://pith.science/pith/U36U7FWX4AKCAQ4CNSROFFSGGW/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/U36U7FWX4AKCAQ4CNSROFFSGGW/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":"2026-05-30T18:07:19Z","links":{"resolver":"https://pith.science/pith/U36U7FWX4AKCAQ4CNSROFFSGGW","bundle":"https://pith.science/pith/U36U7FWX4AKCAQ4CNSROFFSGGW/bundle.json","state":"https://pith.science/pith/U36U7FWX4AKCAQ4CNSROFFSGGW/state.json","well_known_bundle":"https://pith.science/.well-known/pith/U36U7FWX4AKCAQ4CNSROFFSGGW/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:U36U7FWX4AKCAQ4CNSROFFSGGW","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":"b875af539e893920bfcb1e5a7b1f1cb8a39dbf8c1794e03b17e5c7499df9194c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2017-12-28T17:48:27Z","title_canon_sha256":"baa12a6df45ac861e0068f8fe37f66f91dc117ee6e3357320735cb174aa23af0"},"schema_version":"1.0","source":{"id":"1712.09951","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1712.09951","created_at":"2026-05-18T00:19:56Z"},{"alias_kind":"arxiv_version","alias_value":"1712.09951v2","created_at":"2026-05-18T00:19:56Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1712.09951","created_at":"2026-05-18T00:19:56Z"},{"alias_kind":"pith_short_12","alias_value":"U36U7FWX4AKC","created_at":"2026-05-18T12:31:46Z"},{"alias_kind":"pith_short_16","alias_value":"U36U7FWX4AKCAQ4C","created_at":"2026-05-18T12:31:46Z"},{"alias_kind":"pith_short_8","alias_value":"U36U7FWX","created_at":"2026-05-18T12:31:46Z"}],"graph_snapshots":[{"event_id":"sha256:ffe21023d4e9a430c92eea469832df746e47ff3727679a4010ac7f85464e3b1f","target":"graph","created_at":"2026-05-18T00:19:56Z","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":"Ab initio methods aim to solve the nuclear many-body problem with controlled approximations. Virtually exact numerical solutions for realistic interactions can only be obtained for certain special cases such as few-nucleon systems. Here we extend the reach of exact diagonalization methods to handle model spaces with dimension exceeding $10^{10}$ on a single compute node. This allows us to perform no-core shell model (NCSM) calculations for 6Li in model spaces up to $N_\\mathrm{max} = 22$ and to reveal the 4He+d halo structure of this nucleus. Still, the use of a finite harmonic-oscillator basis","authors_text":"A. Bansal, B. D. Carlsson, C. Forss\\'en, D. S\\\"a\\\"af, G. Hagen, H. T. Johansson, T. Papenbrock","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2017-12-28T17:48:27Z","title":"Large-scale exact diagonalizations reveal low-momentum scales of nuclei"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1712.09951","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:cd3e7a77df6c01b02080666e42ba9a0c6432d3cdb89ee4f2537c828b7c1cd9c4","target":"record","created_at":"2026-05-18T00:19:56Z","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":"b875af539e893920bfcb1e5a7b1f1cb8a39dbf8c1794e03b17e5c7499df9194c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2017-12-28T17:48:27Z","title_canon_sha256":"baa12a6df45ac861e0068f8fe37f66f91dc117ee6e3357320735cb174aa23af0"},"schema_version":"1.0","source":{"id":"1712.09951","kind":"arxiv","version":2}},"canonical_sha256":"a6fd4f96d7e0142043826ca2e2964635bc7b57e5788055062caa7c1f25256f56","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a6fd4f96d7e0142043826ca2e2964635bc7b57e5788055062caa7c1f25256f56","first_computed_at":"2026-05-18T00:19:56.577211Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:19:56.577211Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Hf4XH+58BMG8WxsTkGjoAJsqQ2ctDdzLv4S/vncK51YvlLiFkRQipnxW2wPQ+uMMy79e7L8RnF4rw19KDswADA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:19:56.577944Z","signed_message":"canonical_sha256_bytes"},"source_id":"1712.09951","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:cd3e7a77df6c01b02080666e42ba9a0c6432d3cdb89ee4f2537c828b7c1cd9c4","sha256:ffe21023d4e9a430c92eea469832df746e47ff3727679a4010ac7f85464e3b1f"],"state_sha256":"75aa114e807248cc88016bd69a2987ce60246897e60c7efcf1b57518c69c4c5a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fbNB/4vECRxewZkoDBYxVzh3BW5ohJwAthDjoCbgfqN2ttfIENOCM8BUKxH4g6a2lbRZ6pnABeXrDyI5TGh4Bg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-30T18:07:19.885024Z","bundle_sha256":"3941ec65df0277d956f00f0d146313f8dbb3b8819b7b0c3ac19f44b39d3a39a4"}}