{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:QHUE2M5TG67MOHWBCOATN5GTWN","short_pith_number":"pith:QHUE2M5T","canonical_record":{"source":{"id":"1808.08211","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2018-08-24T17:01:17Z","cross_cats_sorted":[],"title_canon_sha256":"04636a75e72a01dbf05af7345bd3a4cee4aefe019f80b4d9ff785ac2a39d2d99","abstract_canon_sha256":"b938429f4188fe21d0dbbd8f4b83c203edf9276fd4b5535f4c6c5ab089ca9162"},"schema_version":"1.0"},"canonical_sha256":"81e84d33b337bec71ec1138136f4d3b35cbbecdff7b2f08f2b6c844cf0f6fa45","source":{"kind":"arxiv","id":"1808.08211","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1808.08211","created_at":"2026-05-17T23:51:19Z"},{"alias_kind":"arxiv_version","alias_value":"1808.08211v1","created_at":"2026-05-17T23:51:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1808.08211","created_at":"2026-05-17T23:51:19Z"},{"alias_kind":"pith_short_12","alias_value":"QHUE2M5TG67M","created_at":"2026-05-18T12:32:46Z"},{"alias_kind":"pith_short_16","alias_value":"QHUE2M5TG67MOHWB","created_at":"2026-05-18T12:32:46Z"},{"alias_kind":"pith_short_8","alias_value":"QHUE2M5T","created_at":"2026-05-18T12:32:46Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:QHUE2M5TG67MOHWBCOATN5GTWN","target":"record","payload":{"canonical_record":{"source":{"id":"1808.08211","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2018-08-24T17:01:17Z","cross_cats_sorted":[],"title_canon_sha256":"04636a75e72a01dbf05af7345bd3a4cee4aefe019f80b4d9ff785ac2a39d2d99","abstract_canon_sha256":"b938429f4188fe21d0dbbd8f4b83c203edf9276fd4b5535f4c6c5ab089ca9162"},"schema_version":"1.0"},"canonical_sha256":"81e84d33b337bec71ec1138136f4d3b35cbbecdff7b2f08f2b6c844cf0f6fa45","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:51:19.584307Z","signature_b64":"jkV6+W1+YVwGSrJ40e/14gREiWGYIV8C8B586LKeKLkyxwIzhbcmIVLYg1LPUjJ9opYBM1e0unXZlxHW2raTBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"81e84d33b337bec71ec1138136f4d3b35cbbecdff7b2f08f2b6c844cf0f6fa45","last_reissued_at":"2026-05-17T23:51:19.583795Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:51:19.583795Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1808.08211","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":"2026-05-17T23:51:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ezqqRIJZuXQWrTPg4Ev7sxnwRukREabs2Y9wpk5mmZORxVv9xtq+VNk4uAUv4XRZ4tXxHld22/4GgknGhLPSAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-11T13:23:11.646521Z"},"content_sha256":"85de63cbf03e103149c55867342bfc7b8c2aaf60a2e39da2c3ac9c9602001402","schema_version":"1.0","event_id":"sha256:85de63cbf03e103149c55867342bfc7b8c2aaf60a2e39da2c3ac9c9602001402"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:QHUE2M5TG67MOHWBCOATN5GTWN","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Exploring Bayesian parameter estimation for chiral effective field theory using nucleon-nucleon phase shifts","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"nucl-th","authors_text":"D. R. Phillips, J. A. Melendez, R. J. Furnstahl, S. Wesolowski","submitted_at":"2018-08-24T17:01:17Z","abstract_excerpt":"We recently developed a Bayesian framework for parameter estimation in general effective field theories. Here we present selected results from using that framework to estimate parameters with a nucleon-nucleon (NN) potential derived using chiral effective field theory ($\\chi$EFT): the semi-local NN potential of Epelbaum, Krebs, and Mei{\\ss}ner (EKM). There are many NN scattering data, up to high energies, and with rather small errors, so imposing a penalty for unnatural low-energy constants (LECs) usually has a small effect on the fits. In contrast, we have found that including an estimate of "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1808.08211","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":"2026-05-17T23:51:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"dmmZAgpwNFlB74RYOJGJtfCdvGUu0yi6aQN26ckmoP+mIxwYIQ0Eu6lQHooqjS0J/83EYay1zSIa+t8SfyZXAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-11T13:23:11.647177Z"},"content_sha256":"f746fcd59679f05d70c5c8ab83c76292acb72e0070660d6f29507e90351cb218","schema_version":"1.0","event_id":"sha256:f746fcd59679f05d70c5c8ab83c76292acb72e0070660d6f29507e90351cb218"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/QHUE2M5TG67MOHWBCOATN5GTWN/bundle.json","state_url":"https://pith.science/pith/QHUE2M5TG67MOHWBCOATN5GTWN/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/QHUE2M5TG67MOHWBCOATN5GTWN/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":"2026-06-11T13:23:11Z","links":{"resolver":"https://pith.science/pith/QHUE2M5TG67MOHWBCOATN5GTWN","bundle":"https://pith.science/pith/QHUE2M5TG67MOHWBCOATN5GTWN/bundle.json","state":"https://pith.science/pith/QHUE2M5TG67MOHWBCOATN5GTWN/state.json","well_known_bundle":"https://pith.science/.well-known/pith/QHUE2M5TG67MOHWBCOATN5GTWN/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:QHUE2M5TG67MOHWBCOATN5GTWN","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":"b938429f4188fe21d0dbbd8f4b83c203edf9276fd4b5535f4c6c5ab089ca9162","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2018-08-24T17:01:17Z","title_canon_sha256":"04636a75e72a01dbf05af7345bd3a4cee4aefe019f80b4d9ff785ac2a39d2d99"},"schema_version":"1.0","source":{"id":"1808.08211","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1808.08211","created_at":"2026-05-17T23:51:19Z"},{"alias_kind":"arxiv_version","alias_value":"1808.08211v1","created_at":"2026-05-17T23:51:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1808.08211","created_at":"2026-05-17T23:51:19Z"},{"alias_kind":"pith_short_12","alias_value":"QHUE2M5TG67M","created_at":"2026-05-18T12:32:46Z"},{"alias_kind":"pith_short_16","alias_value":"QHUE2M5TG67MOHWB","created_at":"2026-05-18T12:32:46Z"},{"alias_kind":"pith_short_8","alias_value":"QHUE2M5T","created_at":"2026-05-18T12:32:46Z"}],"graph_snapshots":[{"event_id":"sha256:f746fcd59679f05d70c5c8ab83c76292acb72e0070660d6f29507e90351cb218","target":"graph","created_at":"2026-05-17T23:51:19Z","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":"We recently developed a Bayesian framework for parameter estimation in general effective field theories. Here we present selected results from using that framework to estimate parameters with a nucleon-nucleon (NN) potential derived using chiral effective field theory ($\\chi$EFT): the semi-local NN potential of Epelbaum, Krebs, and Mei{\\ss}ner (EKM). There are many NN scattering data, up to high energies, and with rather small errors, so imposing a penalty for unnatural low-energy constants (LECs) usually has a small effect on the fits. In contrast, we have found that including an estimate of ","authors_text":"D. R. Phillips, J. A. Melendez, R. J. Furnstahl, S. Wesolowski","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2018-08-24T17:01:17Z","title":"Exploring Bayesian parameter estimation for chiral effective field theory using nucleon-nucleon phase shifts"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1808.08211","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":"sha256:85de63cbf03e103149c55867342bfc7b8c2aaf60a2e39da2c3ac9c9602001402","target":"record","created_at":"2026-05-17T23:51:19Z","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":"b938429f4188fe21d0dbbd8f4b83c203edf9276fd4b5535f4c6c5ab089ca9162","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2018-08-24T17:01:17Z","title_canon_sha256":"04636a75e72a01dbf05af7345bd3a4cee4aefe019f80b4d9ff785ac2a39d2d99"},"schema_version":"1.0","source":{"id":"1808.08211","kind":"arxiv","version":1}},"canonical_sha256":"81e84d33b337bec71ec1138136f4d3b35cbbecdff7b2f08f2b6c844cf0f6fa45","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"81e84d33b337bec71ec1138136f4d3b35cbbecdff7b2f08f2b6c844cf0f6fa45","first_computed_at":"2026-05-17T23:51:19.583795Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:51:19.583795Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"jkV6+W1+YVwGSrJ40e/14gREiWGYIV8C8B586LKeKLkyxwIzhbcmIVLYg1LPUjJ9opYBM1e0unXZlxHW2raTBQ==","signature_status":"signed_v1","signed_at":"2026-05-17T23:51:19.584307Z","signed_message":"canonical_sha256_bytes"},"source_id":"1808.08211","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:85de63cbf03e103149c55867342bfc7b8c2aaf60a2e39da2c3ac9c9602001402","sha256:f746fcd59679f05d70c5c8ab83c76292acb72e0070660d6f29507e90351cb218"],"state_sha256":"bfb49a378bcfe6f30644914e4d4a2465fd4ee3137694567b85d0ae2968485008"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"EYxo+e1wTADeJ5uX8W6DGbx1kKrp84WhKjKAhgKrKdPfJ9qdYS3pEAK9fIScEWUkjC1BMDRqt/S1lZbsMeFBDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-11T13:23:11.650270Z","bundle_sha256":"3489486fa905e71afd9ec3834ce6b59b50b51878a62f58318032fe15e77e5944"}}