{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2009:MOWFCRD73O5YII5PLIRXR2ZS2P","short_pith_number":"pith:MOWFCRD7","canonical_record":{"source":{"id":"0911.4980","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2009-11-27T20:58:44Z","cross_cats_sorted":[],"title_canon_sha256":"ba8f661ee295c372f223f3493b451ed55551a10f7461945a8e8c1bbddf85eab3","abstract_canon_sha256":"c21d6752b59839a135597311a528d51c4aa8cc4e13a9cf6793951e9147c884da"},"schema_version":"1.0"},"canonical_sha256":"63ac51447fdbbb8423af5a2378eb32d3c7dd0ad64026e0be52daaf44e0b012ab","source":{"kind":"arxiv","id":"0911.4980","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0911.4980","created_at":"2026-05-18T04:28:10Z"},{"alias_kind":"arxiv_version","alias_value":"0911.4980v3","created_at":"2026-05-18T04:28:10Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0911.4980","created_at":"2026-05-18T04:28:10Z"},{"alias_kind":"pith_short_12","alias_value":"MOWFCRD73O5Y","created_at":"2026-05-18T12:26:00Z"},{"alias_kind":"pith_short_16","alias_value":"MOWFCRD73O5YII5P","created_at":"2026-05-18T12:26:00Z"},{"alias_kind":"pith_short_8","alias_value":"MOWFCRD7","created_at":"2026-05-18T12:26:00Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2009:MOWFCRD73O5YII5PLIRXR2ZS2P","target":"record","payload":{"canonical_record":{"source":{"id":"0911.4980","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2009-11-27T20:58:44Z","cross_cats_sorted":[],"title_canon_sha256":"ba8f661ee295c372f223f3493b451ed55551a10f7461945a8e8c1bbddf85eab3","abstract_canon_sha256":"c21d6752b59839a135597311a528d51c4aa8cc4e13a9cf6793951e9147c884da"},"schema_version":"1.0"},"canonical_sha256":"63ac51447fdbbb8423af5a2378eb32d3c7dd0ad64026e0be52daaf44e0b012ab","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:28:10.020816Z","signature_b64":"iFKii7uzGdCXWP9IOzijK61lSDv9rRQZ+CuUAyDBFpnTnC1A/pq1h/w6yAnbIwAnmiiv5213TlyFYNfvf/8GBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"63ac51447fdbbb8423af5a2378eb32d3c7dd0ad64026e0be52daaf44e0b012ab","last_reissued_at":"2026-05-18T04:28:10.020155Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:28:10.020155Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0911.4980","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":"2026-05-18T04:28:10Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3s08nABeKjf4GO/rzL0Eatk48Gw/pLrGddTCz3FVGqiuelFYQ/UABcl1SkgxmjHbgbYaAHvtJEsyo5eldNY/AA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-18T19:10:26.284479Z"},"content_sha256":"5b2179343c423133eac63330d3cd80a7e64cfd831a15d5810e45a4ce584cd53a","schema_version":"1.0","event_id":"sha256:5b2179343c423133eac63330d3cd80a7e64cfd831a15d5810e45a4ce584cd53a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2009:MOWFCRD73O5YII5PLIRXR2ZS2P","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Quark Fragmentation within an Identified Jet","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"Iain W. Stewart, Massimiliano Procura","submitted_at":"2009-11-27T20:58:44Z","abstract_excerpt":"We derive a factorization theorem that describes an energetic hadron h fragmenting from a jet produced by a parton i, where the jet invariant mass is measured. The analysis yields a \"fragmenting jet function\" G_i^h(s,z) that depends on the jet invariant mass s, and on the energy fraction z of the fragmentation hadron. We show that G^h_i can be computed in terms of perturbatively calculable coefficients, J_{ij}(s,z/x), integrated against standard non-perturbative fragmentation functions, D_j^{h}(x). We also show that the sum over h of the integral over z of z G_i^h(s,z) is given by the standard"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0911.4980","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":""},"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":"2026-05-18T04:28:10Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"UXqmaydpARHKgYClGszYvXkIPGR26viY/XIxilMhyVqj3rqEv/PSR5w2lgJbWPwLZMPP8iilN0FaxRve7FRIAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-18T19:10:26.285152Z"},"content_sha256":"bd8e4862e0beae1ac719756687b9ee16146b81d463769fbc95ba343cf05bc318","schema_version":"1.0","event_id":"sha256:bd8e4862e0beae1ac719756687b9ee16146b81d463769fbc95ba343cf05bc318"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/MOWFCRD73O5YII5PLIRXR2ZS2P/bundle.json","state_url":"https://pith.science/pith/MOWFCRD73O5YII5PLIRXR2ZS2P/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/MOWFCRD73O5YII5PLIRXR2ZS2P/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":"2026-05-18T19:10:26Z","links":{"resolver":"https://pith.science/pith/MOWFCRD73O5YII5PLIRXR2ZS2P","bundle":"https://pith.science/pith/MOWFCRD73O5YII5PLIRXR2ZS2P/bundle.json","state":"https://pith.science/pith/MOWFCRD73O5YII5PLIRXR2ZS2P/state.json","well_known_bundle":"https://pith.science/.well-known/pith/MOWFCRD73O5YII5PLIRXR2ZS2P/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2009:MOWFCRD73O5YII5PLIRXR2ZS2P","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":"c21d6752b59839a135597311a528d51c4aa8cc4e13a9cf6793951e9147c884da","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2009-11-27T20:58:44Z","title_canon_sha256":"ba8f661ee295c372f223f3493b451ed55551a10f7461945a8e8c1bbddf85eab3"},"schema_version":"1.0","source":{"id":"0911.4980","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0911.4980","created_at":"2026-05-18T04:28:10Z"},{"alias_kind":"arxiv_version","alias_value":"0911.4980v3","created_at":"2026-05-18T04:28:10Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0911.4980","created_at":"2026-05-18T04:28:10Z"},{"alias_kind":"pith_short_12","alias_value":"MOWFCRD73O5Y","created_at":"2026-05-18T12:26:00Z"},{"alias_kind":"pith_short_16","alias_value":"MOWFCRD73O5YII5P","created_at":"2026-05-18T12:26:00Z"},{"alias_kind":"pith_short_8","alias_value":"MOWFCRD7","created_at":"2026-05-18T12:26:00Z"}],"graph_snapshots":[{"event_id":"sha256:bd8e4862e0beae1ac719756687b9ee16146b81d463769fbc95ba343cf05bc318","target":"graph","created_at":"2026-05-18T04:28:10Z","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":"We derive a factorization theorem that describes an energetic hadron h fragmenting from a jet produced by a parton i, where the jet invariant mass is measured. The analysis yields a \"fragmenting jet function\" G_i^h(s,z) that depends on the jet invariant mass s, and on the energy fraction z of the fragmentation hadron. We show that G^h_i can be computed in terms of perturbatively calculable coefficients, J_{ij}(s,z/x), integrated against standard non-perturbative fragmentation functions, D_j^{h}(x). We also show that the sum over h of the integral over z of z G_i^h(s,z) is given by the standard","authors_text":"Iain W. Stewart, Massimiliano Procura","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2009-11-27T20:58:44Z","title":"Quark Fragmentation within an Identified Jet"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0911.4980","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":"sha256:5b2179343c423133eac63330d3cd80a7e64cfd831a15d5810e45a4ce584cd53a","target":"record","created_at":"2026-05-18T04:28:10Z","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":"c21d6752b59839a135597311a528d51c4aa8cc4e13a9cf6793951e9147c884da","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2009-11-27T20:58:44Z","title_canon_sha256":"ba8f661ee295c372f223f3493b451ed55551a10f7461945a8e8c1bbddf85eab3"},"schema_version":"1.0","source":{"id":"0911.4980","kind":"arxiv","version":3}},"canonical_sha256":"63ac51447fdbbb8423af5a2378eb32d3c7dd0ad64026e0be52daaf44e0b012ab","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"63ac51447fdbbb8423af5a2378eb32d3c7dd0ad64026e0be52daaf44e0b012ab","first_computed_at":"2026-05-18T04:28:10.020155Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:28:10.020155Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"iFKii7uzGdCXWP9IOzijK61lSDv9rRQZ+CuUAyDBFpnTnC1A/pq1h/w6yAnbIwAnmiiv5213TlyFYNfvf/8GBw==","signature_status":"signed_v1","signed_at":"2026-05-18T04:28:10.020816Z","signed_message":"canonical_sha256_bytes"},"source_id":"0911.4980","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5b2179343c423133eac63330d3cd80a7e64cfd831a15d5810e45a4ce584cd53a","sha256:bd8e4862e0beae1ac719756687b9ee16146b81d463769fbc95ba343cf05bc318"],"state_sha256":"29adb07f83f333bd34b45d68b3f325f671f6aacb2cb5589b622a6790a38a3578"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"DMrDjV9Vda03+elUaqvFCmIAht/cwrFd+4zBbcYjpdstRuV6kZe2f2Uo+kgZPMwyno9zKxZbr/WTEwF03JPwAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-18T19:10:26.287285Z","bundle_sha256":"fb74ccaf120e6c5f9420e371a7f29b3a48855cae7100975f6c19c6331b88d611"}}