{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:QZOGHNFE66GAU2ON3JDSNQ7XNL","short_pith_number":"pith:QZOGHNFE","canonical_record":{"source":{"id":"1103.1674","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2011-03-09T00:32:05Z","cross_cats_sorted":[],"title_canon_sha256":"3c6650d9c513631982a2c2c7bb8ffc4434c9b80630b54d238de2d30c52fe7378","abstract_canon_sha256":"264458428feb55dc862cd6290fd3c3db76818e299990b90b335f44b65bc2606f"},"schema_version":"1.0"},"canonical_sha256":"865c63b4a4f78c0a69cdda4726c3f76aebf705220dd05246a42d8d42359acaef","source":{"kind":"arxiv","id":"1103.1674","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1103.1674","created_at":"2026-05-18T04:27:06Z"},{"alias_kind":"arxiv_version","alias_value":"1103.1674v1","created_at":"2026-05-18T04:27:06Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1103.1674","created_at":"2026-05-18T04:27:06Z"},{"alias_kind":"pith_short_12","alias_value":"QZOGHNFE66GA","created_at":"2026-05-18T12:26:39Z"},{"alias_kind":"pith_short_16","alias_value":"QZOGHNFE66GAU2ON","created_at":"2026-05-18T12:26:39Z"},{"alias_kind":"pith_short_8","alias_value":"QZOGHNFE","created_at":"2026-05-18T12:26:39Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:QZOGHNFE66GAU2ON3JDSNQ7XNL","target":"record","payload":{"canonical_record":{"source":{"id":"1103.1674","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2011-03-09T00:32:05Z","cross_cats_sorted":[],"title_canon_sha256":"3c6650d9c513631982a2c2c7bb8ffc4434c9b80630b54d238de2d30c52fe7378","abstract_canon_sha256":"264458428feb55dc862cd6290fd3c3db76818e299990b90b335f44b65bc2606f"},"schema_version":"1.0"},"canonical_sha256":"865c63b4a4f78c0a69cdda4726c3f76aebf705220dd05246a42d8d42359acaef","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:27:06.012974Z","signature_b64":"VTAoiQG8CIhRQ2yL2IpTQZX4tAkY7ol4XK/FY94+Q6dUuAczsbzj15lBumcW2yALsaF0m+0vx/p4JSwlKT0WCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"865c63b4a4f78c0a69cdda4726c3f76aebf705220dd05246a42d8d42359acaef","last_reissued_at":"2026-05-18T04:27:06.012324Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:27:06.012324Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1103.1674","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":"2026-05-18T04:27:06Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"jVGSjpjNlg3VwYMoJzYxGZsD/pCAesb6cYAWtQRlK5D+0Od9GF+mWNiZyzSveTFfjcsdwMt8KoTtqun4D9cxAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T20:29:40.306726Z"},"content_sha256":"6d163eda30e32f85f3be145e7ac18e87121b4a09a96340703f744dfd736941e5","schema_version":"1.0","event_id":"sha256:6d163eda30e32f85f3be145e7ac18e87121b4a09a96340703f744dfd736941e5"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:QZOGHNFE66GAU2ON3JDSNQ7XNL","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Dirac membrane and hadrons","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-th","authors_text":"Maciej Trzetrzelewski","submitted_at":"2011-03-09T00:32:05Z","abstract_excerpt":"In c=1 units the product (mass x radius) for the neutron and the proton is about 4.7\\hbar assuming their radii equal to 1fm. We show that the corresponding products for the Dirac neutral and charged membrane coincide and are equal 1.6\\hbar."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1103.1674","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":"2026-05-18T04:27:06Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2FGrqdALL9UTrdTQ1Xlevq/ZS8XwghPNjCMofcLfvBf62qdOnWc8mIDFcq7PvzDStfwa76VNF4xQjZGIxY4mDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T20:29:40.307174Z"},"content_sha256":"00d506168ee1327c18835d17eb57c188a209a622a4769f233e5d6f9a63a3b7dc","schema_version":"1.0","event_id":"sha256:00d506168ee1327c18835d17eb57c188a209a622a4769f233e5d6f9a63a3b7dc"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/QZOGHNFE66GAU2ON3JDSNQ7XNL/bundle.json","state_url":"https://pith.science/pith/QZOGHNFE66GAU2ON3JDSNQ7XNL/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/QZOGHNFE66GAU2ON3JDSNQ7XNL/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":"2026-05-28T20:29:40Z","links":{"resolver":"https://pith.science/pith/QZOGHNFE66GAU2ON3JDSNQ7XNL","bundle":"https://pith.science/pith/QZOGHNFE66GAU2ON3JDSNQ7XNL/bundle.json","state":"https://pith.science/pith/QZOGHNFE66GAU2ON3JDSNQ7XNL/state.json","well_known_bundle":"https://pith.science/.well-known/pith/QZOGHNFE66GAU2ON3JDSNQ7XNL/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:QZOGHNFE66GAU2ON3JDSNQ7XNL","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":"264458428feb55dc862cd6290fd3c3db76818e299990b90b335f44b65bc2606f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2011-03-09T00:32:05Z","title_canon_sha256":"3c6650d9c513631982a2c2c7bb8ffc4434c9b80630b54d238de2d30c52fe7378"},"schema_version":"1.0","source":{"id":"1103.1674","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1103.1674","created_at":"2026-05-18T04:27:06Z"},{"alias_kind":"arxiv_version","alias_value":"1103.1674v1","created_at":"2026-05-18T04:27:06Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1103.1674","created_at":"2026-05-18T04:27:06Z"},{"alias_kind":"pith_short_12","alias_value":"QZOGHNFE66GA","created_at":"2026-05-18T12:26:39Z"},{"alias_kind":"pith_short_16","alias_value":"QZOGHNFE66GAU2ON","created_at":"2026-05-18T12:26:39Z"},{"alias_kind":"pith_short_8","alias_value":"QZOGHNFE","created_at":"2026-05-18T12:26:39Z"}],"graph_snapshots":[{"event_id":"sha256:00d506168ee1327c18835d17eb57c188a209a622a4769f233e5d6f9a63a3b7dc","target":"graph","created_at":"2026-05-18T04:27:06Z","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":"In c=1 units the product (mass x radius) for the neutron and the proton is about 4.7\\hbar assuming their radii equal to 1fm. We show that the corresponding products for the Dirac neutral and charged membrane coincide and are equal 1.6\\hbar.","authors_text":"Maciej Trzetrzelewski","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2011-03-09T00:32:05Z","title":"Dirac membrane and hadrons"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1103.1674","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":"sha256:6d163eda30e32f85f3be145e7ac18e87121b4a09a96340703f744dfd736941e5","target":"record","created_at":"2026-05-18T04:27:06Z","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":"264458428feb55dc862cd6290fd3c3db76818e299990b90b335f44b65bc2606f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2011-03-09T00:32:05Z","title_canon_sha256":"3c6650d9c513631982a2c2c7bb8ffc4434c9b80630b54d238de2d30c52fe7378"},"schema_version":"1.0","source":{"id":"1103.1674","kind":"arxiv","version":1}},"canonical_sha256":"865c63b4a4f78c0a69cdda4726c3f76aebf705220dd05246a42d8d42359acaef","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"865c63b4a4f78c0a69cdda4726c3f76aebf705220dd05246a42d8d42359acaef","first_computed_at":"2026-05-18T04:27:06.012324Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:27:06.012324Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"VTAoiQG8CIhRQ2yL2IpTQZX4tAkY7ol4XK/FY94+Q6dUuAczsbzj15lBumcW2yALsaF0m+0vx/p4JSwlKT0WCA==","signature_status":"signed_v1","signed_at":"2026-05-18T04:27:06.012974Z","signed_message":"canonical_sha256_bytes"},"source_id":"1103.1674","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6d163eda30e32f85f3be145e7ac18e87121b4a09a96340703f744dfd736941e5","sha256:00d506168ee1327c18835d17eb57c188a209a622a4769f233e5d6f9a63a3b7dc"],"state_sha256":"6d5ced88f5864c3cb7351e07b2228948602c01143d1fd3c78a5aa749081ad6bd"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"LcYrz9bUivya5Xm1kd0xnQNyavgVemZVZJ5P8JdLC0Jxnpv9TOTBTAWeUNIuu3MrvfcG8Lk/+Zo+hOeNtBHkDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T20:29:40.310504Z","bundle_sha256":"9c483862938ec25073734a9efc3e5c5d9994fe27d37212c125d9c0ca4a7b183b"}}