{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2009:AAT5DQBIY5HHTFNAJ7SOMELS4R","short_pith_number":"pith:AAT5DQBI","canonical_record":{"source":{"id":"0906.3918","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ex","submitted_at":"2009-06-22T04:45:02Z","cross_cats_sorted":[],"title_canon_sha256":"d0f494497b9b7bdebb5b220a58f916cf81bcd3e651c0a06c11cbde9db000089c","abstract_canon_sha256":"040ed4512fa4ba7ad7c148032390b21b4c7d62a9bfb71d89724c2036f642a150"},"schema_version":"1.0"},"canonical_sha256":"0027d1c028c74e7995a04fe4e61172e465c94b57130f76c4d31c50293b641a02","source":{"kind":"arxiv","id":"0906.3918","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0906.3918","created_at":"2026-05-18T03:48:02Z"},{"alias_kind":"arxiv_version","alias_value":"0906.3918v2","created_at":"2026-05-18T03:48:02Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0906.3918","created_at":"2026-05-18T03:48:02Z"},{"alias_kind":"pith_short_12","alias_value":"AAT5DQBIY5HH","created_at":"2026-05-18T12:25:58Z"},{"alias_kind":"pith_short_16","alias_value":"AAT5DQBIY5HHTFNA","created_at":"2026-05-18T12:25:58Z"},{"alias_kind":"pith_short_8","alias_value":"AAT5DQBI","created_at":"2026-05-18T12:25:58Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2009:AAT5DQBIY5HHTFNAJ7SOMELS4R","target":"record","payload":{"canonical_record":{"source":{"id":"0906.3918","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ex","submitted_at":"2009-06-22T04:45:02Z","cross_cats_sorted":[],"title_canon_sha256":"d0f494497b9b7bdebb5b220a58f916cf81bcd3e651c0a06c11cbde9db000089c","abstract_canon_sha256":"040ed4512fa4ba7ad7c148032390b21b4c7d62a9bfb71d89724c2036f642a150"},"schema_version":"1.0"},"canonical_sha256":"0027d1c028c74e7995a04fe4e61172e465c94b57130f76c4d31c50293b641a02","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:48:02.509937Z","signature_b64":"DmwMe6x0krz4I9Us6TKAlXI8575vRhLujHOMyted6N2x01LX1/6v1Hpk3BSp3jlczS3EH/3CWoL6NcjSh/suCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0027d1c028c74e7995a04fe4e61172e465c94b57130f76c4d31c50293b641a02","last_reissued_at":"2026-05-18T03:48:02.509512Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:48:02.509512Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0906.3918","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":"2026-05-18T03:48:02Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ANKGIeYEUq22umX7o2Phg3AMfqsJOC+rHW213uWEKTqbZewlXfOlX7dXMpUe4NvFCiZ7zzZhTC3p88wdHN1jDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T23:18:11.892501Z"},"content_sha256":"02c9b107f7b44c9b8843923099817628f8c89fabf2dfa432847dd6f8dc16c5d5","schema_version":"1.0","event_id":"sha256:02c9b107f7b44c9b8843923099817628f8c89fabf2dfa432847dd6f8dc16c5d5"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2009:AAT5DQBIY5HHTFNAJ7SOMELS4R","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Observation of the Naive-T-odd Sivers Effect in Deep-Inelastic Scattering","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ex","authors_text":"The HERMES Collaboration","submitted_at":"2009-06-22T04:45:02Z","abstract_excerpt":"Azimuthal single-spin asymmetries of lepto-produced pions and charged kaons were measured on a transversely polarized hydrogen target. Evidence for a naive-T-odd, transverse-momentum-dependent parton distribution function is deduced from non-vanishing Sivers effects for pi+, pi0, and K+, K-, as well as in the difference of the pi+ and pi- cross sections."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0906.3918","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":"2026-05-18T03:48:02Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"++YxYlOBh760gLe6ioA7Une+ObFQ0uxLuLrql+PRXQihLEp8fuSnhlxvq9FP0S+FoTZqHDjmqOoFNQDkLXC5BQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T23:18:11.893157Z"},"content_sha256":"8ce41acba257da9595c22925c91d8461a02dcfe5459902e2a8da99a2199a257d","schema_version":"1.0","event_id":"sha256:8ce41acba257da9595c22925c91d8461a02dcfe5459902e2a8da99a2199a257d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/AAT5DQBIY5HHTFNAJ7SOMELS4R/bundle.json","state_url":"https://pith.science/pith/AAT5DQBIY5HHTFNAJ7SOMELS4R/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/AAT5DQBIY5HHTFNAJ7SOMELS4R/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":"2026-06-04T23:18:11Z","links":{"resolver":"https://pith.science/pith/AAT5DQBIY5HHTFNAJ7SOMELS4R","bundle":"https://pith.science/pith/AAT5DQBIY5HHTFNAJ7SOMELS4R/bundle.json","state":"https://pith.science/pith/AAT5DQBIY5HHTFNAJ7SOMELS4R/state.json","well_known_bundle":"https://pith.science/.well-known/pith/AAT5DQBIY5HHTFNAJ7SOMELS4R/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2009:AAT5DQBIY5HHTFNAJ7SOMELS4R","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":"040ed4512fa4ba7ad7c148032390b21b4c7d62a9bfb71d89724c2036f642a150","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ex","submitted_at":"2009-06-22T04:45:02Z","title_canon_sha256":"d0f494497b9b7bdebb5b220a58f916cf81bcd3e651c0a06c11cbde9db000089c"},"schema_version":"1.0","source":{"id":"0906.3918","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0906.3918","created_at":"2026-05-18T03:48:02Z"},{"alias_kind":"arxiv_version","alias_value":"0906.3918v2","created_at":"2026-05-18T03:48:02Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0906.3918","created_at":"2026-05-18T03:48:02Z"},{"alias_kind":"pith_short_12","alias_value":"AAT5DQBIY5HH","created_at":"2026-05-18T12:25:58Z"},{"alias_kind":"pith_short_16","alias_value":"AAT5DQBIY5HHTFNA","created_at":"2026-05-18T12:25:58Z"},{"alias_kind":"pith_short_8","alias_value":"AAT5DQBI","created_at":"2026-05-18T12:25:58Z"}],"graph_snapshots":[{"event_id":"sha256:8ce41acba257da9595c22925c91d8461a02dcfe5459902e2a8da99a2199a257d","target":"graph","created_at":"2026-05-18T03:48:02Z","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":"Azimuthal single-spin asymmetries of lepto-produced pions and charged kaons were measured on a transversely polarized hydrogen target. Evidence for a naive-T-odd, transverse-momentum-dependent parton distribution function is deduced from non-vanishing Sivers effects for pi+, pi0, and K+, K-, as well as in the difference of the pi+ and pi- cross sections.","authors_text":"The HERMES Collaboration","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ex","submitted_at":"2009-06-22T04:45:02Z","title":"Observation of the Naive-T-odd Sivers Effect in Deep-Inelastic Scattering"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0906.3918","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":"sha256:02c9b107f7b44c9b8843923099817628f8c89fabf2dfa432847dd6f8dc16c5d5","target":"record","created_at":"2026-05-18T03:48:02Z","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":"040ed4512fa4ba7ad7c148032390b21b4c7d62a9bfb71d89724c2036f642a150","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ex","submitted_at":"2009-06-22T04:45:02Z","title_canon_sha256":"d0f494497b9b7bdebb5b220a58f916cf81bcd3e651c0a06c11cbde9db000089c"},"schema_version":"1.0","source":{"id":"0906.3918","kind":"arxiv","version":2}},"canonical_sha256":"0027d1c028c74e7995a04fe4e61172e465c94b57130f76c4d31c50293b641a02","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"0027d1c028c74e7995a04fe4e61172e465c94b57130f76c4d31c50293b641a02","first_computed_at":"2026-05-18T03:48:02.509512Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:48:02.509512Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"DmwMe6x0krz4I9Us6TKAlXI8575vRhLujHOMyted6N2x01LX1/6v1Hpk3BSp3jlczS3EH/3CWoL6NcjSh/suCw==","signature_status":"signed_v1","signed_at":"2026-05-18T03:48:02.509937Z","signed_message":"canonical_sha256_bytes"},"source_id":"0906.3918","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:02c9b107f7b44c9b8843923099817628f8c89fabf2dfa432847dd6f8dc16c5d5","sha256:8ce41acba257da9595c22925c91d8461a02dcfe5459902e2a8da99a2199a257d"],"state_sha256":"aeb3298753cbd6458b664cc7aaf72e865f7fa1908cef52286e21e6e5ec3ab31f"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"trFUz5hSari7BjzGdJfte4cu6vdAhxSQ1NXaJNZ7tla0I05bp1xv49nmlp4EMSi83wfkHioUm8tpSX9p/B2oDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-04T23:18:11.896522Z","bundle_sha256":"68e04db834c2568c17ac59f6b6ad0b7c464bc122a4b6fd57f350556582fe5d4c"}}