{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2007:HWD6UEPWVGSM5JN7ZUMPYCTHY7","short_pith_number":"pith:HWD6UEPW","canonical_record":{"source":{"id":"nucl-th/0703089","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"nucl-th","submitted_at":"2007-03-27T21:07:22Z","cross_cats_sorted":[],"title_canon_sha256":"db5b5863012fb26dafd40758d6c5c164cc9a2a5e611e80911a63e076205424cf","abstract_canon_sha256":"c97b23388577291bb8c1dba6bb2d50ed0a85def90df522ca9be265999ac92e4d"},"schema_version":"1.0"},"canonical_sha256":"3d87ea11f6a9a4cea5bfcd18fc0a67c7d8a617ee0581838980b2a1f0f82324d9","source":{"kind":"arxiv","id":"nucl-th/0703089","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"nucl-th/0703089","created_at":"2026-05-18T04:16:21Z"},{"alias_kind":"arxiv_version","alias_value":"nucl-th/0703089v1","created_at":"2026-05-18T04:16:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.nucl-th/0703089","created_at":"2026-05-18T04:16:21Z"},{"alias_kind":"pith_short_12","alias_value":"HWD6UEPWVGSM","created_at":"2026-05-18T12:25:55Z"},{"alias_kind":"pith_short_16","alias_value":"HWD6UEPWVGSM5JN7","created_at":"2026-05-18T12:25:55Z"},{"alias_kind":"pith_short_8","alias_value":"HWD6UEPW","created_at":"2026-05-18T12:25:55Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2007:HWD6UEPWVGSM5JN7ZUMPYCTHY7","target":"record","payload":{"canonical_record":{"source":{"id":"nucl-th/0703089","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"nucl-th","submitted_at":"2007-03-27T21:07:22Z","cross_cats_sorted":[],"title_canon_sha256":"db5b5863012fb26dafd40758d6c5c164cc9a2a5e611e80911a63e076205424cf","abstract_canon_sha256":"c97b23388577291bb8c1dba6bb2d50ed0a85def90df522ca9be265999ac92e4d"},"schema_version":"1.0"},"canonical_sha256":"3d87ea11f6a9a4cea5bfcd18fc0a67c7d8a617ee0581838980b2a1f0f82324d9","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:16:21.038340Z","signature_b64":"+Mvzf5OdxJFLQ1fN0uT5oAPGlfQtBaqwAgEQpH9tx7NvQjfPci76V90do4gPx95G1A8Ni3OQUrXqRWgPEtoqCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3d87ea11f6a9a4cea5bfcd18fc0a67c7d8a617ee0581838980b2a1f0f82324d9","last_reissued_at":"2026-05-18T04:16:21.037804Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:16:21.037804Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"nucl-th/0703089","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":"2026-05-18T04:16:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"A1JO2eTiXunnslxUMnzQuFS5mLoO3RvWu6YlM0zOJ40gxZNIee65daEisiToj+386zyLvtlln0SrfAk08TovDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T00:51:32.691646Z"},"content_sha256":"05b62f8148808b0345821be915ce2b5cfd88e6deb459ee8dc4e666f36f1be91c","schema_version":"1.0","event_id":"sha256:05b62f8148808b0345821be915ce2b5cfd88e6deb459ee8dc4e666f36f1be91c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2007:HWD6UEPWVGSM5JN7ZUMPYCTHY7","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The three-nucleon system as a laboratory for nuclear physics: the need for 3N forces","license":"","headline":"","cross_cats":[],"primary_cat":"nucl-th","authors_text":"E. Epelbaum, N. Kalantar-Nayestanaki","submitted_at":"2007-03-27T21:07:22Z","abstract_excerpt":"Recent experimental results in three-body systems have unambiguously shown that calculations based on nucleon-nucleon forces fail to accurately describe many experimental observables and one needs to include effects which are beyond the realm of the two-body potentials. This conclusion owes its significance to the fact that experiments and calculations can both be performed with a high accuracy. In this short review, a sample of recent experimental results along with the results of the state-of-the-art calculations will be presented and discussed."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"nucl-th/0703089","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":"2026-05-18T04:16:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"CeG80eQYm+d3aQDV7mQa2gwffJ2ve1chvv1YzNiVKMgaPaBtmoNOd09dBnjcx8Ps2muZl/oQs+7+wxwh4nCAAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T00:51:32.692356Z"},"content_sha256":"4d3ea332ab27ce371276959b30ebb15c452e89ff5a0b876938dc70d454fffad2","schema_version":"1.0","event_id":"sha256:4d3ea332ab27ce371276959b30ebb15c452e89ff5a0b876938dc70d454fffad2"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/HWD6UEPWVGSM5JN7ZUMPYCTHY7/bundle.json","state_url":"https://pith.science/pith/HWD6UEPWVGSM5JN7ZUMPYCTHY7/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/HWD6UEPWVGSM5JN7ZUMPYCTHY7/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":"2026-05-26T00:51:32Z","links":{"resolver":"https://pith.science/pith/HWD6UEPWVGSM5JN7ZUMPYCTHY7","bundle":"https://pith.science/pith/HWD6UEPWVGSM5JN7ZUMPYCTHY7/bundle.json","state":"https://pith.science/pith/HWD6UEPWVGSM5JN7ZUMPYCTHY7/state.json","well_known_bundle":"https://pith.science/.well-known/pith/HWD6UEPWVGSM5JN7ZUMPYCTHY7/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2007:HWD6UEPWVGSM5JN7ZUMPYCTHY7","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":"c97b23388577291bb8c1dba6bb2d50ed0a85def90df522ca9be265999ac92e4d","cross_cats_sorted":[],"license":"","primary_cat":"nucl-th","submitted_at":"2007-03-27T21:07:22Z","title_canon_sha256":"db5b5863012fb26dafd40758d6c5c164cc9a2a5e611e80911a63e076205424cf"},"schema_version":"1.0","source":{"id":"nucl-th/0703089","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"nucl-th/0703089","created_at":"2026-05-18T04:16:21Z"},{"alias_kind":"arxiv_version","alias_value":"nucl-th/0703089v1","created_at":"2026-05-18T04:16:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.nucl-th/0703089","created_at":"2026-05-18T04:16:21Z"},{"alias_kind":"pith_short_12","alias_value":"HWD6UEPWVGSM","created_at":"2026-05-18T12:25:55Z"},{"alias_kind":"pith_short_16","alias_value":"HWD6UEPWVGSM5JN7","created_at":"2026-05-18T12:25:55Z"},{"alias_kind":"pith_short_8","alias_value":"HWD6UEPW","created_at":"2026-05-18T12:25:55Z"}],"graph_snapshots":[{"event_id":"sha256:4d3ea332ab27ce371276959b30ebb15c452e89ff5a0b876938dc70d454fffad2","target":"graph","created_at":"2026-05-18T04:16:21Z","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":"Recent experimental results in three-body systems have unambiguously shown that calculations based on nucleon-nucleon forces fail to accurately describe many experimental observables and one needs to include effects which are beyond the realm of the two-body potentials. This conclusion owes its significance to the fact that experiments and calculations can both be performed with a high accuracy. In this short review, a sample of recent experimental results along with the results of the state-of-the-art calculations will be presented and discussed.","authors_text":"E. Epelbaum, N. Kalantar-Nayestanaki","cross_cats":[],"headline":"","license":"","primary_cat":"nucl-th","submitted_at":"2007-03-27T21:07:22Z","title":"The three-nucleon system as a laboratory for nuclear physics: the need for 3N forces"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"nucl-th/0703089","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":"sha256:05b62f8148808b0345821be915ce2b5cfd88e6deb459ee8dc4e666f36f1be91c","target":"record","created_at":"2026-05-18T04:16:21Z","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":"c97b23388577291bb8c1dba6bb2d50ed0a85def90df522ca9be265999ac92e4d","cross_cats_sorted":[],"license":"","primary_cat":"nucl-th","submitted_at":"2007-03-27T21:07:22Z","title_canon_sha256":"db5b5863012fb26dafd40758d6c5c164cc9a2a5e611e80911a63e076205424cf"},"schema_version":"1.0","source":{"id":"nucl-th/0703089","kind":"arxiv","version":1}},"canonical_sha256":"3d87ea11f6a9a4cea5bfcd18fc0a67c7d8a617ee0581838980b2a1f0f82324d9","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"3d87ea11f6a9a4cea5bfcd18fc0a67c7d8a617ee0581838980b2a1f0f82324d9","first_computed_at":"2026-05-18T04:16:21.037804Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:16:21.037804Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"+Mvzf5OdxJFLQ1fN0uT5oAPGlfQtBaqwAgEQpH9tx7NvQjfPci76V90do4gPx95G1A8Ni3OQUrXqRWgPEtoqCw==","signature_status":"signed_v1","signed_at":"2026-05-18T04:16:21.038340Z","signed_message":"canonical_sha256_bytes"},"source_id":"nucl-th/0703089","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:05b62f8148808b0345821be915ce2b5cfd88e6deb459ee8dc4e666f36f1be91c","sha256:4d3ea332ab27ce371276959b30ebb15c452e89ff5a0b876938dc70d454fffad2"],"state_sha256":"f4665761682bfbd8f7823351af4c67fc3e7e09b18c6c8f33d22bfd67001c16c9"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"X1OmdRYG5KTLBktQlIH/5RfVN5ZIcj0al81HKvI/ANO5GbRG7a2VQ6iOSpFMfPo53BJzVXq2iO3eNwLP6BxoAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T00:51:32.696182Z","bundle_sha256":"ed15ce2ec2cec447ec00514f28e25cd1536107f45ec8ada98efd47affe431d46"}}