{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:1999:DMWPK6GOTJZTIORR6S3N7K2724","short_pith_number":"pith:DMWPK6GO","canonical_record":{"source":{"id":"hep-ex/9910045","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"hep-ex","submitted_at":"1999-10-20T13:35:07Z","cross_cats_sorted":[],"title_canon_sha256":"dab8bef8b8546f1deecd3886d22af30570065093602675bdb7fd2f9339190908","abstract_canon_sha256":"a812ef4cf6abcde1ea5df6eff183fc0fa759d16f9cf9df493234e7211ecaa3b0"},"schema_version":"1.0"},"canonical_sha256":"1b2cf578ce9a73343a31f4b6dfab5fd7217165e91be43d74e06a2f2346c7024e","source":{"kind":"arxiv","id":"hep-ex/9910045","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-ex/9910045","created_at":"2026-05-18T03:47:20Z"},{"alias_kind":"arxiv_version","alias_value":"hep-ex/9910045v1","created_at":"2026-05-18T03:47:20Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ex/9910045","created_at":"2026-05-18T03:47:20Z"},{"alias_kind":"pith_short_12","alias_value":"DMWPK6GOTJZT","created_at":"2026-05-18T12:25:49Z"},{"alias_kind":"pith_short_16","alias_value":"DMWPK6GOTJZTIORR","created_at":"2026-05-18T12:25:49Z"},{"alias_kind":"pith_short_8","alias_value":"DMWPK6GO","created_at":"2026-05-18T12:25:49Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:1999:DMWPK6GOTJZTIORR6S3N7K2724","target":"record","payload":{"canonical_record":{"source":{"id":"hep-ex/9910045","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"hep-ex","submitted_at":"1999-10-20T13:35:07Z","cross_cats_sorted":[],"title_canon_sha256":"dab8bef8b8546f1deecd3886d22af30570065093602675bdb7fd2f9339190908","abstract_canon_sha256":"a812ef4cf6abcde1ea5df6eff183fc0fa759d16f9cf9df493234e7211ecaa3b0"},"schema_version":"1.0"},"canonical_sha256":"1b2cf578ce9a73343a31f4b6dfab5fd7217165e91be43d74e06a2f2346c7024e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:47:20.721969Z","signature_b64":"XqkLgBYvEuf4PdAt0Q7ZULueItIyl49X+3kSLsc93jv3v58BnHqWn8SewVsHyenClhFC5xjeEayn+i4dDRYMAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1b2cf578ce9a73343a31f4b6dfab5fd7217165e91be43d74e06a2f2346c7024e","last_reissued_at":"2026-05-18T03:47:20.721449Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:47:20.721449Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"hep-ex/9910045","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":"2026-05-18T03:47:20Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"diNNXj0/CDkeaF00kYVtwQUQ/UNkkbXHjwcvUafpUPeRE4mPqhbWz7yj2fOQB5EKwPSPp0zzD/LZq9RMtZvVAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T20:41:28.713105Z"},"content_sha256":"a7457a6ce9d812074c8da4b67b56d5a84a8e726df42d8b720bbce5a6fd925cba","schema_version":"1.0","event_id":"sha256:a7457a6ce9d812074c8da4b67b56d5a84a8e726df42d8b720bbce5a6fd925cba"},{"event_type":"graph_snapshot","subject_pith_number":"pith:1999:DMWPK6GOTJZTIORR6S3N7K2724","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Measurement of inclusive prompt photon photoproduction at HERA","license":"","headline":"","cross_cats":[],"primary_cat":"hep-ex","authors_text":"ZEUS Collaboration","submitted_at":"1999-10-20T13:35:07Z","abstract_excerpt":"First inclusive measurements of isolated prompt photons in photoproduction at the HERA ep collider have been made with the ZEUS detector, using an integrated luminosity of 38.4 pb$^{-1}$. Cross sections are given as a function of the pseudorapidity and the transverse energy ($\\eta^\\gamma$, \\eTg) of the photon, for $\\eTg > $ 5 GeV in the $\\gamma p$ centre-of-mass energy range 134-285 GeV. Comparisons are made with predictions from Monte Carlo models having leading-logarithm parton showers, and with next-to-leading-order QCD calculations, using currently available parameterisations of the photon"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ex/9910045","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":"2026-05-18T03:47:20Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6mG6TEuSJ/Xh352xUt8uZ8WADj2ouqWOMgzPn30eKTYVg6MFmeL7otJrAfp9urgmXCtln4g/qMrbpLHCQ3m+Aw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T20:41:28.713690Z"},"content_sha256":"f22f8c39ab4afbb68e24aaa0c6344f993058ab4cf247a81186bd7a6f2679787a","schema_version":"1.0","event_id":"sha256:f22f8c39ab4afbb68e24aaa0c6344f993058ab4cf247a81186bd7a6f2679787a"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/DMWPK6GOTJZTIORR6S3N7K2724/bundle.json","state_url":"https://pith.science/pith/DMWPK6GOTJZTIORR6S3N7K2724/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/DMWPK6GOTJZTIORR6S3N7K2724/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":"2026-06-06T20:41:28Z","links":{"resolver":"https://pith.science/pith/DMWPK6GOTJZTIORR6S3N7K2724","bundle":"https://pith.science/pith/DMWPK6GOTJZTIORR6S3N7K2724/bundle.json","state":"https://pith.science/pith/DMWPK6GOTJZTIORR6S3N7K2724/state.json","well_known_bundle":"https://pith.science/.well-known/pith/DMWPK6GOTJZTIORR6S3N7K2724/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:1999:DMWPK6GOTJZTIORR6S3N7K2724","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":"a812ef4cf6abcde1ea5df6eff183fc0fa759d16f9cf9df493234e7211ecaa3b0","cross_cats_sorted":[],"license":"","primary_cat":"hep-ex","submitted_at":"1999-10-20T13:35:07Z","title_canon_sha256":"dab8bef8b8546f1deecd3886d22af30570065093602675bdb7fd2f9339190908"},"schema_version":"1.0","source":{"id":"hep-ex/9910045","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-ex/9910045","created_at":"2026-05-18T03:47:20Z"},{"alias_kind":"arxiv_version","alias_value":"hep-ex/9910045v1","created_at":"2026-05-18T03:47:20Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ex/9910045","created_at":"2026-05-18T03:47:20Z"},{"alias_kind":"pith_short_12","alias_value":"DMWPK6GOTJZT","created_at":"2026-05-18T12:25:49Z"},{"alias_kind":"pith_short_16","alias_value":"DMWPK6GOTJZTIORR","created_at":"2026-05-18T12:25:49Z"},{"alias_kind":"pith_short_8","alias_value":"DMWPK6GO","created_at":"2026-05-18T12:25:49Z"}],"graph_snapshots":[{"event_id":"sha256:f22f8c39ab4afbb68e24aaa0c6344f993058ab4cf247a81186bd7a6f2679787a","target":"graph","created_at":"2026-05-18T03:47:20Z","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":"First inclusive measurements of isolated prompt photons in photoproduction at the HERA ep collider have been made with the ZEUS detector, using an integrated luminosity of 38.4 pb$^{-1}$. Cross sections are given as a function of the pseudorapidity and the transverse energy ($\\eta^\\gamma$, \\eTg) of the photon, for $\\eTg > $ 5 GeV in the $\\gamma p$ centre-of-mass energy range 134-285 GeV. Comparisons are made with predictions from Monte Carlo models having leading-logarithm parton showers, and with next-to-leading-order QCD calculations, using currently available parameterisations of the photon","authors_text":"ZEUS Collaboration","cross_cats":[],"headline":"","license":"","primary_cat":"hep-ex","submitted_at":"1999-10-20T13:35:07Z","title":"Measurement of inclusive prompt photon photoproduction at HERA"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ex/9910045","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:a7457a6ce9d812074c8da4b67b56d5a84a8e726df42d8b720bbce5a6fd925cba","target":"record","created_at":"2026-05-18T03:47:20Z","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":"a812ef4cf6abcde1ea5df6eff183fc0fa759d16f9cf9df493234e7211ecaa3b0","cross_cats_sorted":[],"license":"","primary_cat":"hep-ex","submitted_at":"1999-10-20T13:35:07Z","title_canon_sha256":"dab8bef8b8546f1deecd3886d22af30570065093602675bdb7fd2f9339190908"},"schema_version":"1.0","source":{"id":"hep-ex/9910045","kind":"arxiv","version":1}},"canonical_sha256":"1b2cf578ce9a73343a31f4b6dfab5fd7217165e91be43d74e06a2f2346c7024e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1b2cf578ce9a73343a31f4b6dfab5fd7217165e91be43d74e06a2f2346c7024e","first_computed_at":"2026-05-18T03:47:20.721449Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:47:20.721449Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"XqkLgBYvEuf4PdAt0Q7ZULueItIyl49X+3kSLsc93jv3v58BnHqWn8SewVsHyenClhFC5xjeEayn+i4dDRYMAw==","signature_status":"signed_v1","signed_at":"2026-05-18T03:47:20.721969Z","signed_message":"canonical_sha256_bytes"},"source_id":"hep-ex/9910045","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a7457a6ce9d812074c8da4b67b56d5a84a8e726df42d8b720bbce5a6fd925cba","sha256:f22f8c39ab4afbb68e24aaa0c6344f993058ab4cf247a81186bd7a6f2679787a"],"state_sha256":"f58e746159572f893eead384526c21e324ba9c7a5a499452d468f54a271e63c4"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7BqxiPwXQ6dsjKE8UVxAuJCVJp0XCJnvcjUatIuUcv2dkZDekgy0+n/gVjk2QkW44WJM/Ts7OqfhwgRs2v9TBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-06T20:41:28.717282Z","bundle_sha256":"150faada9f5b91e7746a209401c7b4a53b2140640b0e8c7ad054fbb85271d42f"}}