{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2005:COBOW6NU567C3UI33RXDOPNEXC","short_pith_number":"pith:COBOW6NU","canonical_record":{"source":{"id":"hep-ph/0506084","kind":"arxiv","version":3},"metadata":{"license":"","primary_cat":"hep-ph","submitted_at":"2005-06-08T13:33:14Z","cross_cats_sorted":[],"title_canon_sha256":"2f2e49614465e009249e66177ee9d715c62b515e1c0b198704b891abe79ad4e6","abstract_canon_sha256":"98d4d1eb68210a7ed4cbe0a56ea973607a3eedee12e55054e9fbbddc59f97849"},"schema_version":"1.0"},"canonical_sha256":"1382eb79b4efbe2dd11bdc6e373da4b8a7f65d3f4cf51099b2a5da99b57326a3","source":{"kind":"arxiv","id":"hep-ph/0506084","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-ph/0506084","created_at":"2026-07-04T14:29:22Z"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/0506084v3","created_at":"2026-07-04T14:29:22Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/0506084","created_at":"2026-07-04T14:29:22Z"},{"alias_kind":"pith_short_12","alias_value":"COBOW6NU567C","created_at":"2026-07-04T14:29:22Z"},{"alias_kind":"pith_short_16","alias_value":"COBOW6NU567C3UI3","created_at":"2026-07-04T14:29:22Z"},{"alias_kind":"pith_short_8","alias_value":"COBOW6NU","created_at":"2026-07-04T14:29:22Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2005:COBOW6NU567C3UI33RXDOPNEXC","target":"record","payload":{"canonical_record":{"source":{"id":"hep-ph/0506084","kind":"arxiv","version":3},"metadata":{"license":"","primary_cat":"hep-ph","submitted_at":"2005-06-08T13:33:14Z","cross_cats_sorted":[],"title_canon_sha256":"2f2e49614465e009249e66177ee9d715c62b515e1c0b198704b891abe79ad4e6","abstract_canon_sha256":"98d4d1eb68210a7ed4cbe0a56ea973607a3eedee12e55054e9fbbddc59f97849"},"schema_version":"1.0"},"canonical_sha256":"1382eb79b4efbe2dd11bdc6e373da4b8a7f65d3f4cf51099b2a5da99b57326a3","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T14:29:22.790713Z","signature_b64":"muLDJHSZNcrGl4xNQl+1o/UVeBg/tp7L5scYUnzyGXNiMvI0GXC3URTiTYe6lXsC58zxbOjgmZjIAeL+/K8NAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1382eb79b4efbe2dd11bdc6e373da4b8a7f65d3f4cf51099b2a5da99b57326a3","last_reissued_at":"2026-07-04T14:29:22.790286Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T14:29:22.790286Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"hep-ph/0506084","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-04T14:29:22Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"a9/ZWMhKkDjtyQ8Tgrp62IdZHuxy/w9F2/ExsQG1iFr78KaeKgog/mUKJqRPeEBAME1yJ0lss24Lfh/WNn0ODw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T12:35:12.012389Z"},"content_sha256":"a7239def269aadb3cb17d339922d3fadd193ca700aebeaed06c17dcb37c51fe3","schema_version":"1.0","event_id":"sha256:a7239def269aadb3cb17d339922d3fadd193ca700aebeaed06c17dcb37c51fe3"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2005:COBOW6NU567C3UI33RXDOPNEXC","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Isospin Analysis of pentaquark production forbids gamma p --> Theta^+ K_s and allows gamma n --> Theta^+ K^-","license":"","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"Harry J. Lipkin, Marek Karliner","submitted_at":"2005-06-08T13:33:14Z","abstract_excerpt":"The discrepancy between Theta^+ photoproduction on proton vs. deuteron can be resolved if the photon couples much more strongly to K^+K^- than to K0 K0bar as indicated by the experimentally observed asymmetry between gamma p --> Lambda(1520) K^+ and gamma n --> Lambda(1520) K_s. Significant signal-background interference effects can occur in experiments like gamma N --> Kbar Theta^+ which search for the Theta^+ as a narrow I=0 resonance in a definite final state against a nonresonant background, with an experimental resolution coarser than the expected resonance width. We show that when the si"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/0506084","kind":"arxiv","version":3},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/hep-ph/0506084/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-04T14:29:22Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"zt8Lj2OeefyJiFnOuUqah7cr+Rj1t+mLUqJiLHg10DcWULQoHUNIvCeoMMCBey1zE+92Rms/C+3yEPFf0BhHAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T12:35:12.013062Z"},"content_sha256":"feeae9c76ff338321b25e10dbf9a9a56f193204e20fb4814bb82cfb274833039","schema_version":"1.0","event_id":"sha256:feeae9c76ff338321b25e10dbf9a9a56f193204e20fb4814bb82cfb274833039"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/COBOW6NU567C3UI33RXDOPNEXC/bundle.json","state_url":"https://pith.science/pith/COBOW6NU567C3UI33RXDOPNEXC/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/COBOW6NU567C3UI33RXDOPNEXC/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":"2026-08-04T12:35:12Z","links":{"resolver":"https://pith.science/pith/COBOW6NU567C3UI33RXDOPNEXC","bundle":"https://pith.science/pith/COBOW6NU567C3UI33RXDOPNEXC/bundle.json","state":"https://pith.science/pith/COBOW6NU567C3UI33RXDOPNEXC/state.json","well_known_bundle":"https://pith.science/.well-known/pith/COBOW6NU567C3UI33RXDOPNEXC/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2005:COBOW6NU567C3UI33RXDOPNEXC","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":"98d4d1eb68210a7ed4cbe0a56ea973607a3eedee12e55054e9fbbddc59f97849","cross_cats_sorted":[],"license":"","primary_cat":"hep-ph","submitted_at":"2005-06-08T13:33:14Z","title_canon_sha256":"2f2e49614465e009249e66177ee9d715c62b515e1c0b198704b891abe79ad4e6"},"schema_version":"1.0","source":{"id":"hep-ph/0506084","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-ph/0506084","created_at":"2026-07-04T14:29:22Z"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/0506084v3","created_at":"2026-07-04T14:29:22Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/0506084","created_at":"2026-07-04T14:29:22Z"},{"alias_kind":"pith_short_12","alias_value":"COBOW6NU567C","created_at":"2026-07-04T14:29:22Z"},{"alias_kind":"pith_short_16","alias_value":"COBOW6NU567C3UI3","created_at":"2026-07-04T14:29:22Z"},{"alias_kind":"pith_short_8","alias_value":"COBOW6NU","created_at":"2026-07-04T14:29:22Z"}],"graph_snapshots":[{"event_id":"sha256:feeae9c76ff338321b25e10dbf9a9a56f193204e20fb4814bb82cfb274833039","target":"graph","created_at":"2026-07-04T14:29:22Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/hep-ph/0506084/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The discrepancy between Theta^+ photoproduction on proton vs. deuteron can be resolved if the photon couples much more strongly to K^+K^- than to K0 K0bar as indicated by the experimentally observed asymmetry between gamma p --> Lambda(1520) K^+ and gamma n --> Lambda(1520) K_s. Significant signal-background interference effects can occur in experiments like gamma N --> Kbar Theta^+ which search for the Theta^+ as a narrow I=0 resonance in a definite final state against a nonresonant background, with an experimental resolution coarser than the expected resonance width. We show that when the si","authors_text":"Harry J. Lipkin, Marek Karliner","cross_cats":[],"headline":"","license":"","primary_cat":"hep-ph","submitted_at":"2005-06-08T13:33:14Z","title":"Isospin Analysis of pentaquark production forbids gamma p --> Theta^+ K_s and allows gamma n --> Theta^+ K^-"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/0506084","kind":"arxiv","version":3},"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:a7239def269aadb3cb17d339922d3fadd193ca700aebeaed06c17dcb37c51fe3","target":"record","created_at":"2026-07-04T14:29:22Z","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":"98d4d1eb68210a7ed4cbe0a56ea973607a3eedee12e55054e9fbbddc59f97849","cross_cats_sorted":[],"license":"","primary_cat":"hep-ph","submitted_at":"2005-06-08T13:33:14Z","title_canon_sha256":"2f2e49614465e009249e66177ee9d715c62b515e1c0b198704b891abe79ad4e6"},"schema_version":"1.0","source":{"id":"hep-ph/0506084","kind":"arxiv","version":3}},"canonical_sha256":"1382eb79b4efbe2dd11bdc6e373da4b8a7f65d3f4cf51099b2a5da99b57326a3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1382eb79b4efbe2dd11bdc6e373da4b8a7f65d3f4cf51099b2a5da99b57326a3","first_computed_at":"2026-07-04T14:29:22.790286Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T14:29:22.790286Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"muLDJHSZNcrGl4xNQl+1o/UVeBg/tp7L5scYUnzyGXNiMvI0GXC3URTiTYe6lXsC58zxbOjgmZjIAeL+/K8NAw==","signature_status":"signed_v1","signed_at":"2026-07-04T14:29:22.790713Z","signed_message":"canonical_sha256_bytes"},"source_id":"hep-ph/0506084","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a7239def269aadb3cb17d339922d3fadd193ca700aebeaed06c17dcb37c51fe3","sha256:feeae9c76ff338321b25e10dbf9a9a56f193204e20fb4814bb82cfb274833039"],"state_sha256":"786e643f8adc156a0ac4d146c2cab59e0e22bcc6f782e0868d4ca899a1e61cf0"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"GM/4FOBuEcfox0KCR7MOZY11KaXV/RhhecVSaxqeLjx6p+tgmYmSSQFngm4NbJDcEZNkIfoV9yThSFRDusMCAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-04T12:35:12.021609Z","bundle_sha256":"71b4224eac224086be1202edb0c5b70b4ca544e3870211a2266009a86eff7002"}}