{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2003:OY7Z6JBEZCPQ6TOMYDN4GLITRL","short_pith_number":"pith:OY7Z6JBE","canonical_record":{"source":{"id":"hep-ph/0311188","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"hep-ph","submitted_at":"2003-11-14T12:00:25Z","cross_cats_sorted":[],"title_canon_sha256":"0db5cfaff7582a12c6eb57d44995b83c9eb3e91e2b124a2d75bb7ae602ccf501","abstract_canon_sha256":"410b156a6d034188003d4f2faea4d215d964d215ef045a32e52e1e4dc5a9d2e9"},"schema_version":"1.0"},"canonical_sha256":"763f9f2424c89f0f4dccc0dbc32d138ac956561f47e5e0381b5072ec9ddf913a","source":{"kind":"arxiv","id":"hep-ph/0311188","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-ph/0311188","created_at":"2026-05-18T02:36:30Z"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/0311188v1","created_at":"2026-05-18T02:36:30Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/0311188","created_at":"2026-05-18T02:36:30Z"},{"alias_kind":"pith_short_12","alias_value":"OY7Z6JBEZCPQ","created_at":"2026-05-18T12:25:52Z"},{"alias_kind":"pith_short_16","alias_value":"OY7Z6JBEZCPQ6TOM","created_at":"2026-05-18T12:25:52Z"},{"alias_kind":"pith_short_8","alias_value":"OY7Z6JBE","created_at":"2026-05-18T12:25:52Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2003:OY7Z6JBEZCPQ6TOMYDN4GLITRL","target":"record","payload":{"canonical_record":{"source":{"id":"hep-ph/0311188","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"hep-ph","submitted_at":"2003-11-14T12:00:25Z","cross_cats_sorted":[],"title_canon_sha256":"0db5cfaff7582a12c6eb57d44995b83c9eb3e91e2b124a2d75bb7ae602ccf501","abstract_canon_sha256":"410b156a6d034188003d4f2faea4d215d964d215ef045a32e52e1e4dc5a9d2e9"},"schema_version":"1.0"},"canonical_sha256":"763f9f2424c89f0f4dccc0dbc32d138ac956561f47e5e0381b5072ec9ddf913a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:36:30.147424Z","signature_b64":"LC513aUIHlW9xK6BjDAZPhiyLv4S39p3qWjuyVWk0Vi5KTTt6oXot7+q7qB/bXDVEQop0sHVqdagcfQsj6ftBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"763f9f2424c89f0f4dccc0dbc32d138ac956561f47e5e0381b5072ec9ddf913a","last_reissued_at":"2026-05-18T02:36:30.146948Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:36:30.146948Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"hep-ph/0311188","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":"2026-05-18T02:36:30Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"npVT4BPZWG6AV5+DVea5IRdSTjxfLGGxAkFM1xDZNg41YNGMiAKR4cnhrR6XdaUpx0/CtOunn2qezHlM8wWdCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T05:06:25.518009Z"},"content_sha256":"863e8c9384f074205d5d79d2b320d1e17ff4f68355c66a01664b4a6f5a41bd01","schema_version":"1.0","event_id":"sha256:863e8c9384f074205d5d79d2b320d1e17ff4f68355c66a01664b4a6f5a41bd01"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2003:OY7Z6JBEZCPQ6TOMYDN4GLITRL","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Photon 2003: a theorist's summary and outlook","license":"","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"Rohini M. Godbole","submitted_at":"2003-11-14T12:00:25Z","abstract_excerpt":"In this talk I present a summary of some of the discussions at the conference on various topics in Photon physics, selected with a view to give a theorist's perspective, of the current status and future prospects, of the developments in the field. After discussing some of the recent theoretical developments in the subject of Photon Structure function, I will focus on what the photon has helped us learn about the spin structure of a proton, aspects of perturbative and nonperturbative QCD as well as forward and diffractive physics. I will discuss the challenges that the data on heavy flavour pro"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/0311188","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":"2026-05-18T02:36:30Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ouAtfS4Vqb24zdXWhNaG+8i4P9+jSWB8YSqPwD14OSy+jigcQtFQA6VTXQIzkRx5lZikConphV0yBFshLVjMBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T05:06:25.518664Z"},"content_sha256":"6f0f288c34328cb76d69fe6c5d170c7fc7ba8dd69a075947d727774f9823a423","schema_version":"1.0","event_id":"sha256:6f0f288c34328cb76d69fe6c5d170c7fc7ba8dd69a075947d727774f9823a423"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/OY7Z6JBEZCPQ6TOMYDN4GLITRL/bundle.json","state_url":"https://pith.science/pith/OY7Z6JBEZCPQ6TOMYDN4GLITRL/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/OY7Z6JBEZCPQ6TOMYDN4GLITRL/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":"2026-05-30T05:06:25Z","links":{"resolver":"https://pith.science/pith/OY7Z6JBEZCPQ6TOMYDN4GLITRL","bundle":"https://pith.science/pith/OY7Z6JBEZCPQ6TOMYDN4GLITRL/bundle.json","state":"https://pith.science/pith/OY7Z6JBEZCPQ6TOMYDN4GLITRL/state.json","well_known_bundle":"https://pith.science/.well-known/pith/OY7Z6JBEZCPQ6TOMYDN4GLITRL/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2003:OY7Z6JBEZCPQ6TOMYDN4GLITRL","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":"410b156a6d034188003d4f2faea4d215d964d215ef045a32e52e1e4dc5a9d2e9","cross_cats_sorted":[],"license":"","primary_cat":"hep-ph","submitted_at":"2003-11-14T12:00:25Z","title_canon_sha256":"0db5cfaff7582a12c6eb57d44995b83c9eb3e91e2b124a2d75bb7ae602ccf501"},"schema_version":"1.0","source":{"id":"hep-ph/0311188","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-ph/0311188","created_at":"2026-05-18T02:36:30Z"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/0311188v1","created_at":"2026-05-18T02:36:30Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/0311188","created_at":"2026-05-18T02:36:30Z"},{"alias_kind":"pith_short_12","alias_value":"OY7Z6JBEZCPQ","created_at":"2026-05-18T12:25:52Z"},{"alias_kind":"pith_short_16","alias_value":"OY7Z6JBEZCPQ6TOM","created_at":"2026-05-18T12:25:52Z"},{"alias_kind":"pith_short_8","alias_value":"OY7Z6JBE","created_at":"2026-05-18T12:25:52Z"}],"graph_snapshots":[{"event_id":"sha256:6f0f288c34328cb76d69fe6c5d170c7fc7ba8dd69a075947d727774f9823a423","target":"graph","created_at":"2026-05-18T02:36:30Z","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 this talk I present a summary of some of the discussions at the conference on various topics in Photon physics, selected with a view to give a theorist's perspective, of the current status and future prospects, of the developments in the field. After discussing some of the recent theoretical developments in the subject of Photon Structure function, I will focus on what the photon has helped us learn about the spin structure of a proton, aspects of perturbative and nonperturbative QCD as well as forward and diffractive physics. I will discuss the challenges that the data on heavy flavour pro","authors_text":"Rohini M. Godbole","cross_cats":[],"headline":"","license":"","primary_cat":"hep-ph","submitted_at":"2003-11-14T12:00:25Z","title":"Photon 2003: a theorist's summary and outlook"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/0311188","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":"sha256:863e8c9384f074205d5d79d2b320d1e17ff4f68355c66a01664b4a6f5a41bd01","target":"record","created_at":"2026-05-18T02:36:30Z","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":"410b156a6d034188003d4f2faea4d215d964d215ef045a32e52e1e4dc5a9d2e9","cross_cats_sorted":[],"license":"","primary_cat":"hep-ph","submitted_at":"2003-11-14T12:00:25Z","title_canon_sha256":"0db5cfaff7582a12c6eb57d44995b83c9eb3e91e2b124a2d75bb7ae602ccf501"},"schema_version":"1.0","source":{"id":"hep-ph/0311188","kind":"arxiv","version":1}},"canonical_sha256":"763f9f2424c89f0f4dccc0dbc32d138ac956561f47e5e0381b5072ec9ddf913a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"763f9f2424c89f0f4dccc0dbc32d138ac956561f47e5e0381b5072ec9ddf913a","first_computed_at":"2026-05-18T02:36:30.146948Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:36:30.146948Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"LC513aUIHlW9xK6BjDAZPhiyLv4S39p3qWjuyVWk0Vi5KTTt6oXot7+q7qB/bXDVEQop0sHVqdagcfQsj6ftBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T02:36:30.147424Z","signed_message":"canonical_sha256_bytes"},"source_id":"hep-ph/0311188","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:863e8c9384f074205d5d79d2b320d1e17ff4f68355c66a01664b4a6f5a41bd01","sha256:6f0f288c34328cb76d69fe6c5d170c7fc7ba8dd69a075947d727774f9823a423"],"state_sha256":"054e3b03ada6e894cab2c25eaf76d6b193e9a7c3fc2e8dd4f1802e8dc826cd0f"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"kMG5vxHzHUZpscyuFC15jkIbrEyHdaZMUrNg/Jz8rPatRk10anIjuWFIIcaqWJY7czF6wEjWE/uwc8IGv6CrCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-30T05:06:25.522812Z","bundle_sha256":"0c35b986f1850c5bab90d4def0e5ee0615b46b209027d2f79aca60f741f4f70c"}}