{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:5QLQQJF5DLSUVTBRS2U4GHNM3Z","short_pith_number":"pith:5QLQQJF5","canonical_record":{"source":{"id":"1209.0436","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2012-09-03T19:10:51Z","cross_cats_sorted":["hep-ex"],"title_canon_sha256":"7e6371602fac01c01baca0777c69db0b7789eaa7fa95b36a809bce0968754f5a","abstract_canon_sha256":"b5800fabf690d195860b8ff433c6765b8a881491eab48e431e0dc062373f4ac3"},"schema_version":"1.0"},"canonical_sha256":"ec170824bd1ae54acc3196a9c31dacde7289273b340c196108114dfabb32cb8b","source":{"kind":"arxiv","id":"1209.0436","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1209.0436","created_at":"2026-05-18T01:54:47Z"},{"alias_kind":"arxiv_version","alias_value":"1209.0436v1","created_at":"2026-05-18T01:54:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1209.0436","created_at":"2026-05-18T01:54:47Z"},{"alias_kind":"pith_short_12","alias_value":"5QLQQJF5DLSU","created_at":"2026-05-18T12:26:56Z"},{"alias_kind":"pith_short_16","alias_value":"5QLQQJF5DLSUVTBR","created_at":"2026-05-18T12:26:56Z"},{"alias_kind":"pith_short_8","alias_value":"5QLQQJF5","created_at":"2026-05-18T12:26:56Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:5QLQQJF5DLSUVTBRS2U4GHNM3Z","target":"record","payload":{"canonical_record":{"source":{"id":"1209.0436","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2012-09-03T19:10:51Z","cross_cats_sorted":["hep-ex"],"title_canon_sha256":"7e6371602fac01c01baca0777c69db0b7789eaa7fa95b36a809bce0968754f5a","abstract_canon_sha256":"b5800fabf690d195860b8ff433c6765b8a881491eab48e431e0dc062373f4ac3"},"schema_version":"1.0"},"canonical_sha256":"ec170824bd1ae54acc3196a9c31dacde7289273b340c196108114dfabb32cb8b","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:54:47.945291Z","signature_b64":"V/jgQPK3InqVEb/sFLQjTMKSg8ymzVFtV5jQz0VN+LcoTzu4wGSm2onR3tZAqtiakYk+PgvG57vsOWQQ8rnoBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ec170824bd1ae54acc3196a9c31dacde7289273b340c196108114dfabb32cb8b","last_reissued_at":"2026-05-18T01:54:47.944674Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:54:47.944674Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1209.0436","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":"2026-05-18T01:54:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3B9sZROF2KZV7LGkpHRe8boXaI//d0xXyO7f3OBQW3xN7wa5fDHDgZCo+3EhFPtopv/Ue4T1skQ44OMRazX6Dw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T23:33:25.271312Z"},"content_sha256":"2d23b33e86f7c3358184096559e96d427a5d50a924aa6e72b37dcd10ab09421b","schema_version":"1.0","event_id":"sha256:2d23b33e86f7c3358184096559e96d427a5d50a924aa6e72b37dcd10ab09421b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:5QLQQJF5DLSUVTBRS2U4GHNM3Z","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Determination of the charm-quark mass in the MS-bar scheme using charm production data from deep inelastic scattering at HERA","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ex"],"primary_cat":"hep-ph","authors_text":"K. Daum, K. Lipka, S. Alekhin, S. Moch","submitted_at":"2012-09-03T19:10:51Z","abstract_excerpt":"We determine the charm-quark mass mc(mc) in the MS-bar scheme using measurements of charm production in deep-inelastic ep scattering at HERA in the kinematic range of photon virtuality from 5 to 1000 GeV squared and Bjorken scaling variable from 0.0001 to 0.5. The extraction of charm quark mass from this process with space-like kinematics provides complementary information to results from hadronic processes. The QCD analysis of the HERA data yields a value of mc(mc) of 1.27 plus minus 0.05(exp) plus 0.06 minus 0.01(scale) GeV at next-to-leading order and mc(mc) of 1.36 plus minus 0.04(exp) plu"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1209.0436","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":"2026-05-18T01:54:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"v4RhhZR3Vhi/FdRW2nhztPfyeE+h1OUvR4oXgeXua+yG70+aUNo5U8rqYBbfd69XvsjCm6inHg/11a01V307Cg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T23:33:25.271786Z"},"content_sha256":"03fa2884147cd9d8c9f2f3fe63285d0b163045da7e7be8796c1325d59f5fd403","schema_version":"1.0","event_id":"sha256:03fa2884147cd9d8c9f2f3fe63285d0b163045da7e7be8796c1325d59f5fd403"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/5QLQQJF5DLSUVTBRS2U4GHNM3Z/bundle.json","state_url":"https://pith.science/pith/5QLQQJF5DLSUVTBRS2U4GHNM3Z/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/5QLQQJF5DLSUVTBRS2U4GHNM3Z/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":"2026-06-04T23:33:25Z","links":{"resolver":"https://pith.science/pith/5QLQQJF5DLSUVTBRS2U4GHNM3Z","bundle":"https://pith.science/pith/5QLQQJF5DLSUVTBRS2U4GHNM3Z/bundle.json","state":"https://pith.science/pith/5QLQQJF5DLSUVTBRS2U4GHNM3Z/state.json","well_known_bundle":"https://pith.science/.well-known/pith/5QLQQJF5DLSUVTBRS2U4GHNM3Z/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:5QLQQJF5DLSUVTBRS2U4GHNM3Z","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":"b5800fabf690d195860b8ff433c6765b8a881491eab48e431e0dc062373f4ac3","cross_cats_sorted":["hep-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2012-09-03T19:10:51Z","title_canon_sha256":"7e6371602fac01c01baca0777c69db0b7789eaa7fa95b36a809bce0968754f5a"},"schema_version":"1.0","source":{"id":"1209.0436","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1209.0436","created_at":"2026-05-18T01:54:47Z"},{"alias_kind":"arxiv_version","alias_value":"1209.0436v1","created_at":"2026-05-18T01:54:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1209.0436","created_at":"2026-05-18T01:54:47Z"},{"alias_kind":"pith_short_12","alias_value":"5QLQQJF5DLSU","created_at":"2026-05-18T12:26:56Z"},{"alias_kind":"pith_short_16","alias_value":"5QLQQJF5DLSUVTBR","created_at":"2026-05-18T12:26:56Z"},{"alias_kind":"pith_short_8","alias_value":"5QLQQJF5","created_at":"2026-05-18T12:26:56Z"}],"graph_snapshots":[{"event_id":"sha256:03fa2884147cd9d8c9f2f3fe63285d0b163045da7e7be8796c1325d59f5fd403","target":"graph","created_at":"2026-05-18T01:54:47Z","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 determine the charm-quark mass mc(mc) in the MS-bar scheme using measurements of charm production in deep-inelastic ep scattering at HERA in the kinematic range of photon virtuality from 5 to 1000 GeV squared and Bjorken scaling variable from 0.0001 to 0.5. The extraction of charm quark mass from this process with space-like kinematics provides complementary information to results from hadronic processes. The QCD analysis of the HERA data yields a value of mc(mc) of 1.27 plus minus 0.05(exp) plus 0.06 minus 0.01(scale) GeV at next-to-leading order and mc(mc) of 1.36 plus minus 0.04(exp) plu","authors_text":"K. Daum, K. Lipka, S. Alekhin, S. Moch","cross_cats":["hep-ex"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2012-09-03T19:10:51Z","title":"Determination of the charm-quark mass in the MS-bar scheme using charm production data from deep inelastic scattering at HERA"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1209.0436","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":"sha256:2d23b33e86f7c3358184096559e96d427a5d50a924aa6e72b37dcd10ab09421b","target":"record","created_at":"2026-05-18T01:54:47Z","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":"b5800fabf690d195860b8ff433c6765b8a881491eab48e431e0dc062373f4ac3","cross_cats_sorted":["hep-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2012-09-03T19:10:51Z","title_canon_sha256":"7e6371602fac01c01baca0777c69db0b7789eaa7fa95b36a809bce0968754f5a"},"schema_version":"1.0","source":{"id":"1209.0436","kind":"arxiv","version":1}},"canonical_sha256":"ec170824bd1ae54acc3196a9c31dacde7289273b340c196108114dfabb32cb8b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ec170824bd1ae54acc3196a9c31dacde7289273b340c196108114dfabb32cb8b","first_computed_at":"2026-05-18T01:54:47.944674Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:54:47.944674Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"V/jgQPK3InqVEb/sFLQjTMKSg8ymzVFtV5jQz0VN+LcoTzu4wGSm2onR3tZAqtiakYk+PgvG57vsOWQQ8rnoBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:54:47.945291Z","signed_message":"canonical_sha256_bytes"},"source_id":"1209.0436","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:2d23b33e86f7c3358184096559e96d427a5d50a924aa6e72b37dcd10ab09421b","sha256:03fa2884147cd9d8c9f2f3fe63285d0b163045da7e7be8796c1325d59f5fd403"],"state_sha256":"cdd23618413360bc6e77b005c2ed190f1788c53ec393ec67a5c8bcf11a30f11a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vYxaVLs+eAiFJnDrBxGDw0WB2FqDMnsoQTXM8Bpnmbe3gb2ti4JOj9wSGDgTYEw/6Tdv6vPmfkpXQILMujUvBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-04T23:33:25.274348Z","bundle_sha256":"80026eadaa8e54d30f89d292a67b3f4ec527fbfbb92bb81d3f9aab6a4065f761"}}