{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:YMF7LZVBGCX5LEDAUYDQCQPWV5","short_pith_number":"pith:YMF7LZVB","canonical_record":{"source":{"id":"1108.4301","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2011-08-22T13:10:35Z","cross_cats_sorted":[],"title_canon_sha256":"08d1f5bad92ba73fa3164bc0994aef9a8c1e6fe8e4dbadfb9750ee7a6ac8f2cf","abstract_canon_sha256":"bbd4a800d9bd33d68751e0ea7f96be60627858108289a11070c9b3e3179e1d31"},"schema_version":"1.0"},"canonical_sha256":"c30bf5e6a130afd59060a6070141f6af7d1e4a6bbc0e96392fd023af16c4057b","source":{"kind":"arxiv","id":"1108.4301","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1108.4301","created_at":"2026-05-18T02:00:49Z"},{"alias_kind":"arxiv_version","alias_value":"1108.4301v1","created_at":"2026-05-18T02:00:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1108.4301","created_at":"2026-05-18T02:00:49Z"},{"alias_kind":"pith_short_12","alias_value":"YMF7LZVBGCX5","created_at":"2026-05-18T12:26:47Z"},{"alias_kind":"pith_short_16","alias_value":"YMF7LZVBGCX5LEDA","created_at":"2026-05-18T12:26:47Z"},{"alias_kind":"pith_short_8","alias_value":"YMF7LZVB","created_at":"2026-05-18T12:26:47Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:YMF7LZVBGCX5LEDAUYDQCQPWV5","target":"record","payload":{"canonical_record":{"source":{"id":"1108.4301","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2011-08-22T13:10:35Z","cross_cats_sorted":[],"title_canon_sha256":"08d1f5bad92ba73fa3164bc0994aef9a8c1e6fe8e4dbadfb9750ee7a6ac8f2cf","abstract_canon_sha256":"bbd4a800d9bd33d68751e0ea7f96be60627858108289a11070c9b3e3179e1d31"},"schema_version":"1.0"},"canonical_sha256":"c30bf5e6a130afd59060a6070141f6af7d1e4a6bbc0e96392fd023af16c4057b","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:00:49.878336Z","signature_b64":"ccGzOVVDPj+VsLZTuq96+mASi5qA4tb6Gx7FOBy405SMwD7OLdwPCfO4MU3vDwR1JKKLgtfqB1FA1AiUlCqyBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c30bf5e6a130afd59060a6070141f6af7d1e4a6bbc0e96392fd023af16c4057b","last_reissued_at":"2026-05-18T02:00:49.877802Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:00:49.877802Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1108.4301","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":"2026-05-18T02:00:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"E0Bv/kLNlJOhnAaEjKdXh7ls+nMHLC5c8vzyicorVl2J6AJy/nUpUKcoDXJ6JVktG/O8d1yvYkNkG9g0/WVkBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-09T19:04:50.414850Z"},"content_sha256":"56e4b18d9efaccfb704d24bfe8188d2d213012e42f9cba4d7ab91607ec15c357","schema_version":"1.0","event_id":"sha256:56e4b18d9efaccfb704d24bfe8188d2d213012e42f9cba4d7ab91607ec15c357"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:YMF7LZVBGCX5LEDAUYDQCQPWV5","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"A model for the two component gamma-ray spectra observed from the gamma-ray binaries","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"W. Bednarek","submitted_at":"2011-08-22T13:10:35Z","abstract_excerpt":"Observations of two well known binary systems (LS 5039 and LS I +61 303) with the satellite and Cherenkov telescopes revealed the broad band $\\gamma$-ray spectra which seems to show two components, the first at GeV energies, showing exponential cut-off at a few GeV, and the second at TeV energies which does not fit well to the extrapolation of spectrum from the GeV energy range. We propose that such two component spectrum is produced by two populations of electrons which appear within the binary system as a result of acceleration on a double shock structure separated by a contact discontinuity"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1108.4301","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":"2026-05-18T02:00:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"P7sTP+BYZaXgUqg3i63STWtgGvTt1n91jYwnfLIsCF0T3DuduR4zavIfRO8nS6KijmmtRRT7zTm+H0Q7g84oDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-09T19:04:50.415624Z"},"content_sha256":"e60867d641831d3598b4d9cac4eabd765c46428147dcb10e5611d019cfd99f0f","schema_version":"1.0","event_id":"sha256:e60867d641831d3598b4d9cac4eabd765c46428147dcb10e5611d019cfd99f0f"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/YMF7LZVBGCX5LEDAUYDQCQPWV5/bundle.json","state_url":"https://pith.science/pith/YMF7LZVBGCX5LEDAUYDQCQPWV5/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/YMF7LZVBGCX5LEDAUYDQCQPWV5/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":"2026-06-09T19:04:50Z","links":{"resolver":"https://pith.science/pith/YMF7LZVBGCX5LEDAUYDQCQPWV5","bundle":"https://pith.science/pith/YMF7LZVBGCX5LEDAUYDQCQPWV5/bundle.json","state":"https://pith.science/pith/YMF7LZVBGCX5LEDAUYDQCQPWV5/state.json","well_known_bundle":"https://pith.science/.well-known/pith/YMF7LZVBGCX5LEDAUYDQCQPWV5/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:YMF7LZVBGCX5LEDAUYDQCQPWV5","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":"bbd4a800d9bd33d68751e0ea7f96be60627858108289a11070c9b3e3179e1d31","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2011-08-22T13:10:35Z","title_canon_sha256":"08d1f5bad92ba73fa3164bc0994aef9a8c1e6fe8e4dbadfb9750ee7a6ac8f2cf"},"schema_version":"1.0","source":{"id":"1108.4301","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1108.4301","created_at":"2026-05-18T02:00:49Z"},{"alias_kind":"arxiv_version","alias_value":"1108.4301v1","created_at":"2026-05-18T02:00:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1108.4301","created_at":"2026-05-18T02:00:49Z"},{"alias_kind":"pith_short_12","alias_value":"YMF7LZVBGCX5","created_at":"2026-05-18T12:26:47Z"},{"alias_kind":"pith_short_16","alias_value":"YMF7LZVBGCX5LEDA","created_at":"2026-05-18T12:26:47Z"},{"alias_kind":"pith_short_8","alias_value":"YMF7LZVB","created_at":"2026-05-18T12:26:47Z"}],"graph_snapshots":[{"event_id":"sha256:e60867d641831d3598b4d9cac4eabd765c46428147dcb10e5611d019cfd99f0f","target":"graph","created_at":"2026-05-18T02:00:49Z","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":"Observations of two well known binary systems (LS 5039 and LS I +61 303) with the satellite and Cherenkov telescopes revealed the broad band $\\gamma$-ray spectra which seems to show two components, the first at GeV energies, showing exponential cut-off at a few GeV, and the second at TeV energies which does not fit well to the extrapolation of spectrum from the GeV energy range. We propose that such two component spectrum is produced by two populations of electrons which appear within the binary system as a result of acceleration on a double shock structure separated by a contact discontinuity","authors_text":"W. Bednarek","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2011-08-22T13:10:35Z","title":"A model for the two component gamma-ray spectra observed from the gamma-ray binaries"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1108.4301","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":"sha256:56e4b18d9efaccfb704d24bfe8188d2d213012e42f9cba4d7ab91607ec15c357","target":"record","created_at":"2026-05-18T02:00:49Z","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":"bbd4a800d9bd33d68751e0ea7f96be60627858108289a11070c9b3e3179e1d31","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2011-08-22T13:10:35Z","title_canon_sha256":"08d1f5bad92ba73fa3164bc0994aef9a8c1e6fe8e4dbadfb9750ee7a6ac8f2cf"},"schema_version":"1.0","source":{"id":"1108.4301","kind":"arxiv","version":1}},"canonical_sha256":"c30bf5e6a130afd59060a6070141f6af7d1e4a6bbc0e96392fd023af16c4057b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c30bf5e6a130afd59060a6070141f6af7d1e4a6bbc0e96392fd023af16c4057b","first_computed_at":"2026-05-18T02:00:49.877802Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:00:49.877802Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ccGzOVVDPj+VsLZTuq96+mASi5qA4tb6Gx7FOBy405SMwD7OLdwPCfO4MU3vDwR1JKKLgtfqB1FA1AiUlCqyBg==","signature_status":"signed_v1","signed_at":"2026-05-18T02:00:49.878336Z","signed_message":"canonical_sha256_bytes"},"source_id":"1108.4301","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:56e4b18d9efaccfb704d24bfe8188d2d213012e42f9cba4d7ab91607ec15c357","sha256:e60867d641831d3598b4d9cac4eabd765c46428147dcb10e5611d019cfd99f0f"],"state_sha256":"f5c88dcf90fb5d68afb91d14599f7f6ea71bcc7e8c0affac61f121e2eef92c2b"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6MvMPe8JcOD/LklSXkirgEjoOJ/Dka4guVK3B6xO7nNDCRt4LHKXNSJGqqDmr3qmrPuKQH0mpI5cDDHo2oKCDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-09T19:04:50.420143Z","bundle_sha256":"2e0af27dd4d58ecfdb3140c82ed86c7c34fd3e3f2eae636ffaf73e6ceb923776"}}