{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:EM2JSEJKXX4HM63IFHNO6UCYDB","short_pith_number":"pith:EM2JSEJK","canonical_record":{"source":{"id":"1601.04693","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2016-01-18T20:59:53Z","cross_cats_sorted":[],"title_canon_sha256":"ec6acdf09ed9ac053b701eebbbfbd941a51107dd8bb4a9243550dcea4475f3e9","abstract_canon_sha256":"25cbff126953b0c30cd2e0ec2937e01c2876998fedb788876cc04e3eec6bb847"},"schema_version":"1.0"},"canonical_sha256":"233499112abdf8767b6829daef5058184640c1733611a0d544a091ea96b2062e","source":{"kind":"arxiv","id":"1601.04693","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1601.04693","created_at":"2026-05-18T01:12:05Z"},{"alias_kind":"arxiv_version","alias_value":"1601.04693v1","created_at":"2026-05-18T01:12:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1601.04693","created_at":"2026-05-18T01:12:05Z"},{"alias_kind":"pith_short_12","alias_value":"EM2JSEJKXX4H","created_at":"2026-05-18T12:30:12Z"},{"alias_kind":"pith_short_16","alias_value":"EM2JSEJKXX4HM63I","created_at":"2026-05-18T12:30:12Z"},{"alias_kind":"pith_short_8","alias_value":"EM2JSEJK","created_at":"2026-05-18T12:30:12Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:EM2JSEJKXX4HM63IFHNO6UCYDB","target":"record","payload":{"canonical_record":{"source":{"id":"1601.04693","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2016-01-18T20:59:53Z","cross_cats_sorted":[],"title_canon_sha256":"ec6acdf09ed9ac053b701eebbbfbd941a51107dd8bb4a9243550dcea4475f3e9","abstract_canon_sha256":"25cbff126953b0c30cd2e0ec2937e01c2876998fedb788876cc04e3eec6bb847"},"schema_version":"1.0"},"canonical_sha256":"233499112abdf8767b6829daef5058184640c1733611a0d544a091ea96b2062e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:12:05.170649Z","signature_b64":"mLwFlUrYBbfWtfbxPtrOkHA9T5tilaRwhg0exZUrzGXoOJ4a1ctKylfZZrYeGUwGvSDGkOivezT/Db3Pa3R7CQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"233499112abdf8767b6829daef5058184640c1733611a0d544a091ea96b2062e","last_reissued_at":"2026-05-18T01:12:05.170068Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:12:05.170068Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1601.04693","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":"2026-05-18T01:12:05Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ovGIqyj+60ydoaOPdlnIRjcNk84931MQL67Zw5a9idtoQzIVg3ULibr2FssZS7kqlZBcNgYsJ6JQVpLwlRkPDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T13:45:58.067328Z"},"content_sha256":"a979114b11223357e90b339daf7a62df2fb33c8d26fb44f407bd43a75239c0c0","schema_version":"1.0","event_id":"sha256:a979114b11223357e90b339daf7a62df2fb33c8d26fb44f407bd43a75239c0c0"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:EM2JSEJKXX4HM63IFHNO6UCYDB","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Location and origin of gamma-rays in blazars","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"B. Rani, Germany), J. A. Hodgson, J.A. Zensus (Max-Planck-Institut f\\\"ur Radioastronomie, T. P. Krichbaum","submitted_at":"2016-01-18T20:59:53Z","abstract_excerpt":"One of the most intriguing and challenging quests of current astrophysics is to understand the physical conditions and processes responsible for production of high-energy particles, and emission of \\gamma-rays. A combination of high-resolution Very Long Baseline Interferometry (VLBI) images with broadband flux variability measurements is a unique way to probe the emission mechanisms at the bases of jets. Our analysis of \\gamma-ray flux variability observed by the Fermi-LAT (Large Area Telescope) along with the parsec-scale jet kinematics suggests that the $\\gamma$-ray emission in blazar S5 071"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1601.04693","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":"2026-05-18T01:12:05Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"30wTEJcZ+NNr7ZxpfRSpwdgwlFkf2QritmtMLUr8hpwCswLcVEyy+joMqKKuXA7vaNTSW5iSfpSOyPnyvOjgAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T13:45:58.067968Z"},"content_sha256":"154e5473c49ab28db33c141d67b94845c01cff52651da1e0815fe0465f2da85b","schema_version":"1.0","event_id":"sha256:154e5473c49ab28db33c141d67b94845c01cff52651da1e0815fe0465f2da85b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/EM2JSEJKXX4HM63IFHNO6UCYDB/bundle.json","state_url":"https://pith.science/pith/EM2JSEJKXX4HM63IFHNO6UCYDB/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/EM2JSEJKXX4HM63IFHNO6UCYDB/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":"2026-05-26T13:45:58Z","links":{"resolver":"https://pith.science/pith/EM2JSEJKXX4HM63IFHNO6UCYDB","bundle":"https://pith.science/pith/EM2JSEJKXX4HM63IFHNO6UCYDB/bundle.json","state":"https://pith.science/pith/EM2JSEJKXX4HM63IFHNO6UCYDB/state.json","well_known_bundle":"https://pith.science/.well-known/pith/EM2JSEJKXX4HM63IFHNO6UCYDB/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:EM2JSEJKXX4HM63IFHNO6UCYDB","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":"25cbff126953b0c30cd2e0ec2937e01c2876998fedb788876cc04e3eec6bb847","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2016-01-18T20:59:53Z","title_canon_sha256":"ec6acdf09ed9ac053b701eebbbfbd941a51107dd8bb4a9243550dcea4475f3e9"},"schema_version":"1.0","source":{"id":"1601.04693","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1601.04693","created_at":"2026-05-18T01:12:05Z"},{"alias_kind":"arxiv_version","alias_value":"1601.04693v1","created_at":"2026-05-18T01:12:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1601.04693","created_at":"2026-05-18T01:12:05Z"},{"alias_kind":"pith_short_12","alias_value":"EM2JSEJKXX4H","created_at":"2026-05-18T12:30:12Z"},{"alias_kind":"pith_short_16","alias_value":"EM2JSEJKXX4HM63I","created_at":"2026-05-18T12:30:12Z"},{"alias_kind":"pith_short_8","alias_value":"EM2JSEJK","created_at":"2026-05-18T12:30:12Z"}],"graph_snapshots":[{"event_id":"sha256:154e5473c49ab28db33c141d67b94845c01cff52651da1e0815fe0465f2da85b","target":"graph","created_at":"2026-05-18T01:12:05Z","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":"One of the most intriguing and challenging quests of current astrophysics is to understand the physical conditions and processes responsible for production of high-energy particles, and emission of \\gamma-rays. A combination of high-resolution Very Long Baseline Interferometry (VLBI) images with broadband flux variability measurements is a unique way to probe the emission mechanisms at the bases of jets. Our analysis of \\gamma-ray flux variability observed by the Fermi-LAT (Large Area Telescope) along with the parsec-scale jet kinematics suggests that the $\\gamma$-ray emission in blazar S5 071","authors_text":"B. Rani, Germany), J. A. Hodgson, J.A. Zensus (Max-Planck-Institut f\\\"ur Radioastronomie, T. P. Krichbaum","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2016-01-18T20:59:53Z","title":"Location and origin of gamma-rays in blazars"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1601.04693","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:a979114b11223357e90b339daf7a62df2fb33c8d26fb44f407bd43a75239c0c0","target":"record","created_at":"2026-05-18T01:12:05Z","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":"25cbff126953b0c30cd2e0ec2937e01c2876998fedb788876cc04e3eec6bb847","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2016-01-18T20:59:53Z","title_canon_sha256":"ec6acdf09ed9ac053b701eebbbfbd941a51107dd8bb4a9243550dcea4475f3e9"},"schema_version":"1.0","source":{"id":"1601.04693","kind":"arxiv","version":1}},"canonical_sha256":"233499112abdf8767b6829daef5058184640c1733611a0d544a091ea96b2062e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"233499112abdf8767b6829daef5058184640c1733611a0d544a091ea96b2062e","first_computed_at":"2026-05-18T01:12:05.170068Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:12:05.170068Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"mLwFlUrYBbfWtfbxPtrOkHA9T5tilaRwhg0exZUrzGXoOJ4a1ctKylfZZrYeGUwGvSDGkOivezT/Db3Pa3R7CQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:12:05.170649Z","signed_message":"canonical_sha256_bytes"},"source_id":"1601.04693","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a979114b11223357e90b339daf7a62df2fb33c8d26fb44f407bd43a75239c0c0","sha256:154e5473c49ab28db33c141d67b94845c01cff52651da1e0815fe0465f2da85b"],"state_sha256":"c5400491dbf3ea294f94c1b0a48155ec2ca62c162ede4249fdf4845097cead00"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xx3cmDXF9xYvRLlaN8kAwG3CmR18b9SPpFHLwBepBP+DQKC10cnwpAWT47wBen2Xzb8P23eJB1yGuzmpVREWDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T13:45:58.071395Z","bundle_sha256":"7f84ef012600e1650b2e296ce01fe5a6ac99e3fa729c36f2219335035306e9ad"}}