{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2008:TI3EHFNI33JLQJNGJW5BXWIFTF","short_pith_number":"pith:TI3EHFNI","canonical_record":{"source":{"id":"0803.3923","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2008-03-27T13:44:45Z","cross_cats_sorted":[],"title_canon_sha256":"62b481d82ac28da6499f0f4c7f2ad8923020343a5e04738c7f75d5ec7cd9bfb5","abstract_canon_sha256":"a266e925b02862851583569fe99b70ba32f2f0be51d3e4ec3924d05756a9a2bc"},"schema_version":"1.0"},"canonical_sha256":"9a364395a8ded2b825a64dba1bd905997dc729c73dbcff1000e9e9b1951e09e0","source":{"kind":"arxiv","id":"0803.3923","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0803.3923","created_at":"2026-05-18T04:25:51Z"},{"alias_kind":"arxiv_version","alias_value":"0803.3923v1","created_at":"2026-05-18T04:25:51Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0803.3923","created_at":"2026-05-18T04:25:51Z"},{"alias_kind":"pith_short_12","alias_value":"TI3EHFNI33JL","created_at":"2026-05-18T12:25:58Z"},{"alias_kind":"pith_short_16","alias_value":"TI3EHFNI33JLQJNG","created_at":"2026-05-18T12:25:58Z"},{"alias_kind":"pith_short_8","alias_value":"TI3EHFNI","created_at":"2026-05-18T12:25:58Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2008:TI3EHFNI33JLQJNGJW5BXWIFTF","target":"record","payload":{"canonical_record":{"source":{"id":"0803.3923","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2008-03-27T13:44:45Z","cross_cats_sorted":[],"title_canon_sha256":"62b481d82ac28da6499f0f4c7f2ad8923020343a5e04738c7f75d5ec7cd9bfb5","abstract_canon_sha256":"a266e925b02862851583569fe99b70ba32f2f0be51d3e4ec3924d05756a9a2bc"},"schema_version":"1.0"},"canonical_sha256":"9a364395a8ded2b825a64dba1bd905997dc729c73dbcff1000e9e9b1951e09e0","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:25:51.668552Z","signature_b64":"Nn4T5XGJDSGMf+eZ2gnNgZtqSWGPyqndKTgS7XIYKJz/mz/HD5pPtCBl8j8h+3DekX6b1pgZhjIB50ht3/IIBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9a364395a8ded2b825a64dba1bd905997dc729c73dbcff1000e9e9b1951e09e0","last_reissued_at":"2026-05-18T04:25:51.667664Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:25:51.667664Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0803.3923","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":"2026-05-18T04:25:51Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"A1ftr0mFF5+qkDfljlPoTdT9gi6i0IwYQ0bpVHXelj8/wRLB/f15XVJVbYQhzF68rWojZebhHcgrOqRI5GTNDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T08:34:54.897850Z"},"content_sha256":"ef87fb6c40f98fea4b84828dfe6450fa0566e8a1cf9aa8775c7a4e6a5d091415","schema_version":"1.0","event_id":"sha256:ef87fb6c40f98fea4b84828dfe6450fa0566e8a1cf9aa8775c7a4e6a5d091415"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2008:TI3EHFNI33JLQJNGJW5BXWIFTF","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Quadrupole Moment of 37K","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"nucl-ex","authors_text":"H.L. Crawford, J.B. Stoker, J.S. Pinter, P.F. Mantica, R.R. Weerasiri, Y. Utsuno","submitted_at":"2008-03-27T13:44:45Z","abstract_excerpt":"The electric quadrupole coupling constant of the ground state of 37K(3/2+, 1.22 s) in a tetragonal KH2PO4 single crystal was measured to be |eqQ/h| = 2.99 +- 0.07 MHz using the beta-ray detecting nuclear quadrupole resonance technique. The electric quadrupole moment of 37K was determined to be |Q(37K)| = 10.6 +- 0.4 efm2, where the known electric quadrupole coupling constant of stable 39K in the KH2PO4 crystal was used as a reference. The present experimental result is larger than that predicted by shell-model calculations in the sd or the sd and fp model spaces. A possible variation of effect"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0803.3923","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":"2026-05-18T04:25:51Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"h7ibwXFGHP54NfTssMhHr0//Y9pSFU9IJ6zCcOQ+dQ2aWfPL6q+wVR7BYvWBlGup6V8cuYKGjysl2N3KxaceDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T08:34:54.898176Z"},"content_sha256":"d76d49bfd28c824dd116c764ccdd9d30a2e76ae30a549d9b72d3aedac871ec64","schema_version":"1.0","event_id":"sha256:d76d49bfd28c824dd116c764ccdd9d30a2e76ae30a549d9b72d3aedac871ec64"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/TI3EHFNI33JLQJNGJW5BXWIFTF/bundle.json","state_url":"https://pith.science/pith/TI3EHFNI33JLQJNGJW5BXWIFTF/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/TI3EHFNI33JLQJNGJW5BXWIFTF/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":"2026-06-02T08:34:54Z","links":{"resolver":"https://pith.science/pith/TI3EHFNI33JLQJNGJW5BXWIFTF","bundle":"https://pith.science/pith/TI3EHFNI33JLQJNGJW5BXWIFTF/bundle.json","state":"https://pith.science/pith/TI3EHFNI33JLQJNGJW5BXWIFTF/state.json","well_known_bundle":"https://pith.science/.well-known/pith/TI3EHFNI33JLQJNGJW5BXWIFTF/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2008:TI3EHFNI33JLQJNGJW5BXWIFTF","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":"a266e925b02862851583569fe99b70ba32f2f0be51d3e4ec3924d05756a9a2bc","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2008-03-27T13:44:45Z","title_canon_sha256":"62b481d82ac28da6499f0f4c7f2ad8923020343a5e04738c7f75d5ec7cd9bfb5"},"schema_version":"1.0","source":{"id":"0803.3923","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0803.3923","created_at":"2026-05-18T04:25:51Z"},{"alias_kind":"arxiv_version","alias_value":"0803.3923v1","created_at":"2026-05-18T04:25:51Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0803.3923","created_at":"2026-05-18T04:25:51Z"},{"alias_kind":"pith_short_12","alias_value":"TI3EHFNI33JL","created_at":"2026-05-18T12:25:58Z"},{"alias_kind":"pith_short_16","alias_value":"TI3EHFNI33JLQJNG","created_at":"2026-05-18T12:25:58Z"},{"alias_kind":"pith_short_8","alias_value":"TI3EHFNI","created_at":"2026-05-18T12:25:58Z"}],"graph_snapshots":[{"event_id":"sha256:d76d49bfd28c824dd116c764ccdd9d30a2e76ae30a549d9b72d3aedac871ec64","target":"graph","created_at":"2026-05-18T04:25:51Z","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 electric quadrupole coupling constant of the ground state of 37K(3/2+, 1.22 s) in a tetragonal KH2PO4 single crystal was measured to be |eqQ/h| = 2.99 +- 0.07 MHz using the beta-ray detecting nuclear quadrupole resonance technique. The electric quadrupole moment of 37K was determined to be |Q(37K)| = 10.6 +- 0.4 efm2, where the known electric quadrupole coupling constant of stable 39K in the KH2PO4 crystal was used as a reference. The present experimental result is larger than that predicted by shell-model calculations in the sd or the sd and fp model spaces. A possible variation of effect","authors_text":"H.L. Crawford, J.B. Stoker, J.S. Pinter, P.F. Mantica, R.R. Weerasiri, Y. Utsuno","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2008-03-27T13:44:45Z","title":"Quadrupole Moment of 37K"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0803.3923","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:ef87fb6c40f98fea4b84828dfe6450fa0566e8a1cf9aa8775c7a4e6a5d091415","target":"record","created_at":"2026-05-18T04:25:51Z","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":"a266e925b02862851583569fe99b70ba32f2f0be51d3e4ec3924d05756a9a2bc","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2008-03-27T13:44:45Z","title_canon_sha256":"62b481d82ac28da6499f0f4c7f2ad8923020343a5e04738c7f75d5ec7cd9bfb5"},"schema_version":"1.0","source":{"id":"0803.3923","kind":"arxiv","version":1}},"canonical_sha256":"9a364395a8ded2b825a64dba1bd905997dc729c73dbcff1000e9e9b1951e09e0","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"9a364395a8ded2b825a64dba1bd905997dc729c73dbcff1000e9e9b1951e09e0","first_computed_at":"2026-05-18T04:25:51.667664Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:25:51.667664Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Nn4T5XGJDSGMf+eZ2gnNgZtqSWGPyqndKTgS7XIYKJz/mz/HD5pPtCBl8j8h+3DekX6b1pgZhjIB50ht3/IIBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T04:25:51.668552Z","signed_message":"canonical_sha256_bytes"},"source_id":"0803.3923","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ef87fb6c40f98fea4b84828dfe6450fa0566e8a1cf9aa8775c7a4e6a5d091415","sha256:d76d49bfd28c824dd116c764ccdd9d30a2e76ae30a549d9b72d3aedac871ec64"],"state_sha256":"850b81b4aacc62d161048d72b3f9426e6572a911a5045912fb7c706d04c7a2fd"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"DyUIo5HAbQckJMfXGtLDci1cmII8v6Adrp/6pBqkm0kYn44ixIParVOcRgjN9HehXyZL3CLagGSTiOB48b/eAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-02T08:34:54.899995Z","bundle_sha256":"fd0ddae866036f7617dd46e01776d272d50f04f5f974f4503b153e25f191e8d8"}}