{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2008:DNDYBEJJQS7FEEUOXQMXEQEXEB","short_pith_number":"pith:DNDYBEJJ","canonical_record":{"source":{"id":"0805.1659","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2008-05-12T14:47:46Z","cross_cats_sorted":[],"title_canon_sha256":"5c23d9587cfd3df7dfae2f245d6f0fa90d80975198a3666ab328538a18675583","abstract_canon_sha256":"fe3f908b2e7f8a41194c9a82a9c0e004d6d568a72db480ad4e0d922f9b03d329"},"schema_version":"1.0"},"canonical_sha256":"1b4780912984be52128ebc19724097204d05fe9ec97f109847be21b6a3fbdb7b","source":{"kind":"arxiv","id":"0805.1659","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0805.1659","created_at":"2026-07-04T17:10:43Z"},{"alias_kind":"arxiv_version","alias_value":"0805.1659v1","created_at":"2026-07-04T17:10:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0805.1659","created_at":"2026-07-04T17:10:43Z"},{"alias_kind":"pith_short_12","alias_value":"DNDYBEJJQS7F","created_at":"2026-07-04T17:10:43Z"},{"alias_kind":"pith_short_16","alias_value":"DNDYBEJJQS7FEEUO","created_at":"2026-07-04T17:10:43Z"},{"alias_kind":"pith_short_8","alias_value":"DNDYBEJJ","created_at":"2026-07-04T17:10:43Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2008:DNDYBEJJQS7FEEUOXQMXEQEXEB","target":"record","payload":{"canonical_record":{"source":{"id":"0805.1659","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2008-05-12T14:47:46Z","cross_cats_sorted":[],"title_canon_sha256":"5c23d9587cfd3df7dfae2f245d6f0fa90d80975198a3666ab328538a18675583","abstract_canon_sha256":"fe3f908b2e7f8a41194c9a82a9c0e004d6d568a72db480ad4e0d922f9b03d329"},"schema_version":"1.0"},"canonical_sha256":"1b4780912984be52128ebc19724097204d05fe9ec97f109847be21b6a3fbdb7b","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T17:10:43.190875Z","signature_b64":"gRqQ+aMUZA0WsrbeO15w9fZErjZGqE67uMBxJs1Yg/KfWNqNtRHIruuv9GcmTc95RTWknYHXdxVWdpth3jkSDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1b4780912984be52128ebc19724097204d05fe9ec97f109847be21b6a3fbdb7b","last_reissued_at":"2026-07-04T17:10:43.190471Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T17:10:43.190471Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0805.1659","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":"2026-07-04T17:10:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fxzzTzA5HOU7gjgl5A1KC3RHLk0MIM6FZRk5r8Q9sOtl66DYXgxfd68HrUdEGqf4s2Rmi6zfAuPHNUKpIJnxAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-05T01:32:36.995347Z"},"content_sha256":"7af0e72ace7425b89ffa749a30fd5bd84230ca9e67f46bd7436b9523f3e1e5d5","schema_version":"1.0","event_id":"sha256:7af0e72ace7425b89ffa749a30fd5bd84230ca9e67f46bd7436b9523f3e1e5d5"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2008:DNDYBEJJQS7FEEUOXQMXEQEXEB","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Study on the spectrum of the injected relativistic protons","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"L. Chen, Y. Lu, Y.P. Wang","submitted_at":"2008-05-12T14:47:46Z","abstract_excerpt":"About 10TeV gamma-ray emission within 10 pc region from the Galactic Center had been reported by 4 independent groups. Considering that this TeV gamma-ray emission is produced via a hadronic model, and the relativistic protons came from the tidal disruption of stars by massive black holes, we investigate the spectral nature of the injected relativistic protons required by the hadronic model. The calculation was carried on the tidal disruption of the different types of stars and the different propagation mechanisms of protons in the interstellar medium. Compared with the observation data from H"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0805.1659","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/0805.1659/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-04T17:10:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"M3gLEdmPs6VpWCbFSRRR4g0of2lA1mrHCnUmaRN4ZjdzmQXRfix+YBIA9qJpjoTj1UMpX4v/myWims1s2S0ZBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-05T01:32:36.995716Z"},"content_sha256":"a9f357273ceae219fbb70bcf33003efd7ded27bf82ad3e6f3a6f42c0f6875d0b","schema_version":"1.0","event_id":"sha256:a9f357273ceae219fbb70bcf33003efd7ded27bf82ad3e6f3a6f42c0f6875d0b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/DNDYBEJJQS7FEEUOXQMXEQEXEB/bundle.json","state_url":"https://pith.science/pith/DNDYBEJJQS7FEEUOXQMXEQEXEB/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/DNDYBEJJQS7FEEUOXQMXEQEXEB/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":"2026-07-05T01:32:36Z","links":{"resolver":"https://pith.science/pith/DNDYBEJJQS7FEEUOXQMXEQEXEB","bundle":"https://pith.science/pith/DNDYBEJJQS7FEEUOXQMXEQEXEB/bundle.json","state":"https://pith.science/pith/DNDYBEJJQS7FEEUOXQMXEQEXEB/state.json","well_known_bundle":"https://pith.science/.well-known/pith/DNDYBEJJQS7FEEUOXQMXEQEXEB/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2008:DNDYBEJJQS7FEEUOXQMXEQEXEB","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":"fe3f908b2e7f8a41194c9a82a9c0e004d6d568a72db480ad4e0d922f9b03d329","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2008-05-12T14:47:46Z","title_canon_sha256":"5c23d9587cfd3df7dfae2f245d6f0fa90d80975198a3666ab328538a18675583"},"schema_version":"1.0","source":{"id":"0805.1659","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0805.1659","created_at":"2026-07-04T17:10:43Z"},{"alias_kind":"arxiv_version","alias_value":"0805.1659v1","created_at":"2026-07-04T17:10:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0805.1659","created_at":"2026-07-04T17:10:43Z"},{"alias_kind":"pith_short_12","alias_value":"DNDYBEJJQS7F","created_at":"2026-07-04T17:10:43Z"},{"alias_kind":"pith_short_16","alias_value":"DNDYBEJJQS7FEEUO","created_at":"2026-07-04T17:10:43Z"},{"alias_kind":"pith_short_8","alias_value":"DNDYBEJJ","created_at":"2026-07-04T17:10:43Z"}],"graph_snapshots":[{"event_id":"sha256:a9f357273ceae219fbb70bcf33003efd7ded27bf82ad3e6f3a6f42c0f6875d0b","target":"graph","created_at":"2026-07-04T17:10:43Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/0805.1659/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"About 10TeV gamma-ray emission within 10 pc region from the Galactic Center had been reported by 4 independent groups. Considering that this TeV gamma-ray emission is produced via a hadronic model, and the relativistic protons came from the tidal disruption of stars by massive black holes, we investigate the spectral nature of the injected relativistic protons required by the hadronic model. The calculation was carried on the tidal disruption of the different types of stars and the different propagation mechanisms of protons in the interstellar medium. Compared with the observation data from H","authors_text":"L. Chen, Y. Lu, Y.P. Wang","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2008-05-12T14:47:46Z","title":"Study on the spectrum of the injected relativistic protons"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0805.1659","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":"sha256:7af0e72ace7425b89ffa749a30fd5bd84230ca9e67f46bd7436b9523f3e1e5d5","target":"record","created_at":"2026-07-04T17:10:43Z","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":"fe3f908b2e7f8a41194c9a82a9c0e004d6d568a72db480ad4e0d922f9b03d329","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2008-05-12T14:47:46Z","title_canon_sha256":"5c23d9587cfd3df7dfae2f245d6f0fa90d80975198a3666ab328538a18675583"},"schema_version":"1.0","source":{"id":"0805.1659","kind":"arxiv","version":1}},"canonical_sha256":"1b4780912984be52128ebc19724097204d05fe9ec97f109847be21b6a3fbdb7b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1b4780912984be52128ebc19724097204d05fe9ec97f109847be21b6a3fbdb7b","first_computed_at":"2026-07-04T17:10:43.190471Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T17:10:43.190471Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"gRqQ+aMUZA0WsrbeO15w9fZErjZGqE67uMBxJs1Yg/KfWNqNtRHIruuv9GcmTc95RTWknYHXdxVWdpth3jkSDA==","signature_status":"signed_v1","signed_at":"2026-07-04T17:10:43.190875Z","signed_message":"canonical_sha256_bytes"},"source_id":"0805.1659","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7af0e72ace7425b89ffa749a30fd5bd84230ca9e67f46bd7436b9523f3e1e5d5","sha256:a9f357273ceae219fbb70bcf33003efd7ded27bf82ad3e6f3a6f42c0f6875d0b"],"state_sha256":"d832dad14fb644a637eb66dce2d00f51c0cf43fbe67403564b5127f079dd00b1"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0clFV47NO2iPRB4fQ5EckyFXcvOoj/CxHZ9RAovBo4w5AT/kXxBCkAHj6XI6D7q0JhwcKM5I/v6FNN0qmF2xAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-05T01:32:36.997788Z","bundle_sha256":"0f0695212a4fc63729f410b4bdf39bfdccff1a9e7a5a5586f52573f37eb80546"}}