{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:TVZYBI4DHOHJADMI3JPX667LEV","short_pith_number":"pith:TVZYBI4D","canonical_record":{"source":{"id":"1104.2920","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2011-04-14T20:26:17Z","cross_cats_sorted":[],"title_canon_sha256":"1262c0c15fafddcfebe22dcce67f48c81f60d427a3085b132229610bc43fcc18","abstract_canon_sha256":"5b98b58510de325c4a454f397a61d95779d7df053e09564b34e250da3c9ce4d9"},"schema_version":"1.0"},"canonical_sha256":"9d7380a3833b8e900d88da5f7f7beb2570c0ed3370827268e83d39e395398afb","source":{"kind":"arxiv","id":"1104.2920","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1104.2920","created_at":"2026-05-18T04:19:31Z"},{"alias_kind":"arxiv_version","alias_value":"1104.2920v2","created_at":"2026-05-18T04:19:31Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1104.2920","created_at":"2026-05-18T04:19:31Z"},{"alias_kind":"pith_short_12","alias_value":"TVZYBI4DHOHJ","created_at":"2026-05-18T12:26:42Z"},{"alias_kind":"pith_short_16","alias_value":"TVZYBI4DHOHJADMI","created_at":"2026-05-18T12:26:42Z"},{"alias_kind":"pith_short_8","alias_value":"TVZYBI4D","created_at":"2026-05-18T12:26:42Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:TVZYBI4DHOHJADMI3JPX667LEV","target":"record","payload":{"canonical_record":{"source":{"id":"1104.2920","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2011-04-14T20:26:17Z","cross_cats_sorted":[],"title_canon_sha256":"1262c0c15fafddcfebe22dcce67f48c81f60d427a3085b132229610bc43fcc18","abstract_canon_sha256":"5b98b58510de325c4a454f397a61d95779d7df053e09564b34e250da3c9ce4d9"},"schema_version":"1.0"},"canonical_sha256":"9d7380a3833b8e900d88da5f7f7beb2570c0ed3370827268e83d39e395398afb","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:19:31.955150Z","signature_b64":"/BnKx3mVtbnj/ycQmlORMIwC2OtaR1Uy1tzuoV9dmrE9e/UlwrVb91L3CzhQRLHLFvGkIc/9J6mOtEieQ7TGDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9d7380a3833b8e900d88da5f7f7beb2570c0ed3370827268e83d39e395398afb","last_reissued_at":"2026-05-18T04:19:31.954704Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:19:31.954704Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1104.2920","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T04:19:31Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"i3niU67i6895YADW6nGGTL1Uj5OCdvj25O4NAgbUE3jCT2BajeyFjPIsh1HwXMkcU8O8n//rWjMB6VUPD6sMCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T16:58:16.509605Z"},"content_sha256":"294301c7749272bfe142e8bfecd0b93e49c4053d268eba7ca0916c9d38b1e7d8","schema_version":"1.0","event_id":"sha256:294301c7749272bfe142e8bfecd0b93e49c4053d268eba7ca0916c9d38b1e7d8"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:TVZYBI4DHOHJADMI3JPX667LEV","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"General positivity bounds for spin observables in particle inclusive production","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"Jacques Soffer, Zhong-Bo Kang","submitted_at":"2011-04-14T20:26:17Z","abstract_excerpt":"Positivity constraints, derived initially assuming parity conservation, for the inclusive reaction of the type $A({spin 1/2})+B({spin 1/2})\\to C+X$, where the spins of both initial spin-1/2 particles can be in any possible directions and no polarization is observed in the final state, are generalized to the case of parity violation. By means of a systematic method, we obtain non-trivial bounds involving all the spin observables of the reaction and we discuss some relevant physics processes. Particularly we discover a non-trivial positivity constraint for the processes, $pp\\to W^{\\pm}/Z^0+X$ or"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1104.2920","kind":"arxiv","version":2},"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":"2026-05-18T04:19:31Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"A6PHkaN0mQmwKuSLa3ZEbsmb/EzGcgxtobDt+WADhEkbFUkbFhazQ+E5GC52JJnrBPU+AcOUQhZz1Hch32IcCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T16:58:16.510288Z"},"content_sha256":"c8f4f85763ec9d481857461b2799ce2f131b42ddb8578e830780fbfb99e961ae","schema_version":"1.0","event_id":"sha256:c8f4f85763ec9d481857461b2799ce2f131b42ddb8578e830780fbfb99e961ae"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/TVZYBI4DHOHJADMI3JPX667LEV/bundle.json","state_url":"https://pith.science/pith/TVZYBI4DHOHJADMI3JPX667LEV/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/TVZYBI4DHOHJADMI3JPX667LEV/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":"2026-06-07T16:58:16Z","links":{"resolver":"https://pith.science/pith/TVZYBI4DHOHJADMI3JPX667LEV","bundle":"https://pith.science/pith/TVZYBI4DHOHJADMI3JPX667LEV/bundle.json","state":"https://pith.science/pith/TVZYBI4DHOHJADMI3JPX667LEV/state.json","well_known_bundle":"https://pith.science/.well-known/pith/TVZYBI4DHOHJADMI3JPX667LEV/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:TVZYBI4DHOHJADMI3JPX667LEV","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":"5b98b58510de325c4a454f397a61d95779d7df053e09564b34e250da3c9ce4d9","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2011-04-14T20:26:17Z","title_canon_sha256":"1262c0c15fafddcfebe22dcce67f48c81f60d427a3085b132229610bc43fcc18"},"schema_version":"1.0","source":{"id":"1104.2920","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1104.2920","created_at":"2026-05-18T04:19:31Z"},{"alias_kind":"arxiv_version","alias_value":"1104.2920v2","created_at":"2026-05-18T04:19:31Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1104.2920","created_at":"2026-05-18T04:19:31Z"},{"alias_kind":"pith_short_12","alias_value":"TVZYBI4DHOHJ","created_at":"2026-05-18T12:26:42Z"},{"alias_kind":"pith_short_16","alias_value":"TVZYBI4DHOHJADMI","created_at":"2026-05-18T12:26:42Z"},{"alias_kind":"pith_short_8","alias_value":"TVZYBI4D","created_at":"2026-05-18T12:26:42Z"}],"graph_snapshots":[{"event_id":"sha256:c8f4f85763ec9d481857461b2799ce2f131b42ddb8578e830780fbfb99e961ae","target":"graph","created_at":"2026-05-18T04:19:31Z","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":"Positivity constraints, derived initially assuming parity conservation, for the inclusive reaction of the type $A({spin 1/2})+B({spin 1/2})\\to C+X$, where the spins of both initial spin-1/2 particles can be in any possible directions and no polarization is observed in the final state, are generalized to the case of parity violation. By means of a systematic method, we obtain non-trivial bounds involving all the spin observables of the reaction and we discuss some relevant physics processes. Particularly we discover a non-trivial positivity constraint for the processes, $pp\\to W^{\\pm}/Z^0+X$ or","authors_text":"Jacques Soffer, Zhong-Bo Kang","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2011-04-14T20:26:17Z","title":"General positivity bounds for spin observables in particle inclusive production"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1104.2920","kind":"arxiv","version":2},"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":"sha256:294301c7749272bfe142e8bfecd0b93e49c4053d268eba7ca0916c9d38b1e7d8","target":"record","created_at":"2026-05-18T04:19:31Z","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":"5b98b58510de325c4a454f397a61d95779d7df053e09564b34e250da3c9ce4d9","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2011-04-14T20:26:17Z","title_canon_sha256":"1262c0c15fafddcfebe22dcce67f48c81f60d427a3085b132229610bc43fcc18"},"schema_version":"1.0","source":{"id":"1104.2920","kind":"arxiv","version":2}},"canonical_sha256":"9d7380a3833b8e900d88da5f7f7beb2570c0ed3370827268e83d39e395398afb","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"9d7380a3833b8e900d88da5f7f7beb2570c0ed3370827268e83d39e395398afb","first_computed_at":"2026-05-18T04:19:31.954704Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:19:31.954704Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"/BnKx3mVtbnj/ycQmlORMIwC2OtaR1Uy1tzuoV9dmrE9e/UlwrVb91L3CzhQRLHLFvGkIc/9J6mOtEieQ7TGDg==","signature_status":"signed_v1","signed_at":"2026-05-18T04:19:31.955150Z","signed_message":"canonical_sha256_bytes"},"source_id":"1104.2920","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:294301c7749272bfe142e8bfecd0b93e49c4053d268eba7ca0916c9d38b1e7d8","sha256:c8f4f85763ec9d481857461b2799ce2f131b42ddb8578e830780fbfb99e961ae"],"state_sha256":"65f0dd03029a8bbd88da0ae25652d9cf3b66f1b41174b5d0e6546b1d434cbd2c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ImQh0g44vKfblfNhR1QS4J6ZKCK+dUC3XLIGUkVfboho717nbTBZsZsupTjSwUQS31SVehhYxPwNn0Z8T0kPAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-07T16:58:16.513854Z","bundle_sha256":"231a6b92f7877f944ea1fde224176f41d1b586e441d896e5124078032c541994"}}