{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:444KVGX6BUKOXEOXFYO4DHI3MN","short_pith_number":"pith:444KVGX6","canonical_record":{"source":{"id":"1501.05316","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2015-01-21T21:00:26Z","cross_cats_sorted":["astro-ph.CO","hep-ph"],"title_canon_sha256":"8e1a99a5c7f16e044cb95a306cd433144338284396d6a5d79853072cecea9296","abstract_canon_sha256":"37d901ab0906999f8145942030540c31d08ae227661238f10185a5063d64a438"},"schema_version":"1.0"},"canonical_sha256":"e738aa9afe0d14eb91d72e1dc19d1b637ad23ccba078c4e58079fdd3c3675e60","source":{"kind":"arxiv","id":"1501.05316","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1501.05316","created_at":"2026-05-18T00:44:28Z"},{"alias_kind":"arxiv_version","alias_value":"1501.05316v3","created_at":"2026-05-18T00:44:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1501.05316","created_at":"2026-05-18T00:44:28Z"},{"alias_kind":"pith_short_12","alias_value":"444KVGX6BUKO","created_at":"2026-05-18T12:29:02Z"},{"alias_kind":"pith_short_16","alias_value":"444KVGX6BUKOXEOX","created_at":"2026-05-18T12:29:02Z"},{"alias_kind":"pith_short_8","alias_value":"444KVGX6","created_at":"2026-05-18T12:29:02Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:444KVGX6BUKOXEOXFYO4DHI3MN","target":"record","payload":{"canonical_record":{"source":{"id":"1501.05316","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2015-01-21T21:00:26Z","cross_cats_sorted":["astro-ph.CO","hep-ph"],"title_canon_sha256":"8e1a99a5c7f16e044cb95a306cd433144338284396d6a5d79853072cecea9296","abstract_canon_sha256":"37d901ab0906999f8145942030540c31d08ae227661238f10185a5063d64a438"},"schema_version":"1.0"},"canonical_sha256":"e738aa9afe0d14eb91d72e1dc19d1b637ad23ccba078c4e58079fdd3c3675e60","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:44:28.540340Z","signature_b64":"qCyz3PxlJQ3Gurnj0knik2y3LtYDGs01VlNE0eDgXxpdIbeP4G7dfSLXCznpZf1Q8uTha39YuQFOFhO7TINeBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e738aa9afe0d14eb91d72e1dc19d1b637ad23ccba078c4e58079fdd3c3675e60","last_reissued_at":"2026-05-18T00:44:28.539958Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:44:28.539958Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1501.05316","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:44:28Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"lpQPg3IUSleFVOF9dlsLwFaut9oKrU9DcI81u3wWMmxB5s6L/Mk1m90Bb0x4tiyqFzaqexyMMnQNvp2LTEtrBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-30T00:58:53.348075Z"},"content_sha256":"3908cc88bc1feaa6f1ef8730d6ae9f021e3bbdbe7f36690a9554525d29d6e3b0","schema_version":"1.0","event_id":"sha256:3908cc88bc1feaa6f1ef8730d6ae9f021e3bbdbe7f36690a9554525d29d6e3b0"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:444KVGX6BUKOXEOXFYO4DHI3MN","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Composition of the Fermi-LAT isotropic gamma-ray background intensity: Emission from extragalactic point sources and dark matter annihilations","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO","hep-ph"],"primary_cat":"astro-ph.HE","authors_text":"Fiorenza Donato, Mattia Di Mauro","submitted_at":"2015-01-21T21:00:26Z","abstract_excerpt":"A new estimation of the isotropic diffuse gamma-ray background (IGRB) observed by the Large Area Telescope (LAT) on board the Fermi Gamma-ray Space Telescope (Fermi) has been presented for 50 months of data, in the energy range 100 MeV-820 GeV and for different modelings of the Galactic foreground. We attempt here the interpretation of the Fermi-LAT IGRB data in terms of the gamma-ray unresolved emission from different extragalactic populations. We find very good fits to the experimental IGRB, obtained with theoretical predictions for the emission from active galactic nuclei and star-forming g"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1501.05316","kind":"arxiv","version":3},"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":"2026-05-18T00:44:28Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tWNbXxuHWP9m59WgKiAxMMuWMiViEmdiKDUGnEuGEqSHIzXdSjowlmhsjA7rx9DbVlneLkqs1J/fl9L9TZvFAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-30T00:58:53.348458Z"},"content_sha256":"bd4c228d42aae52a4aff5cd2093f21067b3aef053a91684e181ffb0afefd8777","schema_version":"1.0","event_id":"sha256:bd4c228d42aae52a4aff5cd2093f21067b3aef053a91684e181ffb0afefd8777"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/444KVGX6BUKOXEOXFYO4DHI3MN/bundle.json","state_url":"https://pith.science/pith/444KVGX6BUKOXEOXFYO4DHI3MN/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/444KVGX6BUKOXEOXFYO4DHI3MN/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":"2026-06-30T00:58:53Z","links":{"resolver":"https://pith.science/pith/444KVGX6BUKOXEOXFYO4DHI3MN","bundle":"https://pith.science/pith/444KVGX6BUKOXEOXFYO4DHI3MN/bundle.json","state":"https://pith.science/pith/444KVGX6BUKOXEOXFYO4DHI3MN/state.json","well_known_bundle":"https://pith.science/.well-known/pith/444KVGX6BUKOXEOXFYO4DHI3MN/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:444KVGX6BUKOXEOXFYO4DHI3MN","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":"37d901ab0906999f8145942030540c31d08ae227661238f10185a5063d64a438","cross_cats_sorted":["astro-ph.CO","hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2015-01-21T21:00:26Z","title_canon_sha256":"8e1a99a5c7f16e044cb95a306cd433144338284396d6a5d79853072cecea9296"},"schema_version":"1.0","source":{"id":"1501.05316","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1501.05316","created_at":"2026-05-18T00:44:28Z"},{"alias_kind":"arxiv_version","alias_value":"1501.05316v3","created_at":"2026-05-18T00:44:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1501.05316","created_at":"2026-05-18T00:44:28Z"},{"alias_kind":"pith_short_12","alias_value":"444KVGX6BUKO","created_at":"2026-05-18T12:29:02Z"},{"alias_kind":"pith_short_16","alias_value":"444KVGX6BUKOXEOX","created_at":"2026-05-18T12:29:02Z"},{"alias_kind":"pith_short_8","alias_value":"444KVGX6","created_at":"2026-05-18T12:29:02Z"}],"graph_snapshots":[{"event_id":"sha256:bd4c228d42aae52a4aff5cd2093f21067b3aef053a91684e181ffb0afefd8777","target":"graph","created_at":"2026-05-18T00:44:28Z","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":"A new estimation of the isotropic diffuse gamma-ray background (IGRB) observed by the Large Area Telescope (LAT) on board the Fermi Gamma-ray Space Telescope (Fermi) has been presented for 50 months of data, in the energy range 100 MeV-820 GeV and for different modelings of the Galactic foreground. We attempt here the interpretation of the Fermi-LAT IGRB data in terms of the gamma-ray unresolved emission from different extragalactic populations. We find very good fits to the experimental IGRB, obtained with theoretical predictions for the emission from active galactic nuclei and star-forming g","authors_text":"Fiorenza Donato, Mattia Di Mauro","cross_cats":["astro-ph.CO","hep-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2015-01-21T21:00:26Z","title":"Composition of the Fermi-LAT isotropic gamma-ray background intensity: Emission from extragalactic point sources and dark matter annihilations"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1501.05316","kind":"arxiv","version":3},"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":"sha256:3908cc88bc1feaa6f1ef8730d6ae9f021e3bbdbe7f36690a9554525d29d6e3b0","target":"record","created_at":"2026-05-18T00:44:28Z","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":"37d901ab0906999f8145942030540c31d08ae227661238f10185a5063d64a438","cross_cats_sorted":["astro-ph.CO","hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2015-01-21T21:00:26Z","title_canon_sha256":"8e1a99a5c7f16e044cb95a306cd433144338284396d6a5d79853072cecea9296"},"schema_version":"1.0","source":{"id":"1501.05316","kind":"arxiv","version":3}},"canonical_sha256":"e738aa9afe0d14eb91d72e1dc19d1b637ad23ccba078c4e58079fdd3c3675e60","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e738aa9afe0d14eb91d72e1dc19d1b637ad23ccba078c4e58079fdd3c3675e60","first_computed_at":"2026-05-18T00:44:28.539958Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:44:28.539958Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"qCyz3PxlJQ3Gurnj0knik2y3LtYDGs01VlNE0eDgXxpdIbeP4G7dfSLXCznpZf1Q8uTha39YuQFOFhO7TINeBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:44:28.540340Z","signed_message":"canonical_sha256_bytes"},"source_id":"1501.05316","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:3908cc88bc1feaa6f1ef8730d6ae9f021e3bbdbe7f36690a9554525d29d6e3b0","sha256:bd4c228d42aae52a4aff5cd2093f21067b3aef053a91684e181ffb0afefd8777"],"state_sha256":"afcd55b9468284fabfc7aa01970bd0ddd618b4dd6626cab047554116142071a8"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"QIADIhYZ4zvNqCcXU6RRha2WiZrFQW7hccw+UCsMt7e5+0FLIGoibvfeaszLVM0lZMKtE/+aiTaJYHmTcGprAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-30T00:58:53.350525Z","bundle_sha256":"b05cb2460edc848969d6c2527032e0408348161134d553e505871f57580078df"}}