{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:MIK7U2UOQPELECPJQ6HCDSYTUA","short_pith_number":"pith:MIK7U2UO","canonical_record":{"source":{"id":"1506.00047","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2015-05-29T23:37:57Z","cross_cats_sorted":[],"title_canon_sha256":"eb68d1ab5438a12fc8981d6067e5d523e08f1f680c9d5cfe5d0e2fb03e437303","abstract_canon_sha256":"9094eed0897a8fff147b8f81176bd19c7bf0c56762b0b639d19a3ddf83fc80b0"},"schema_version":"1.0"},"canonical_sha256":"6215fa6a8e83c8b209e9878e21cb13a03f9e470e45e5304850b4c7f33cb0be4b","source":{"kind":"arxiv","id":"1506.00047","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1506.00047","created_at":"2026-05-18T01:59:55Z"},{"alias_kind":"arxiv_version","alias_value":"1506.00047v1","created_at":"2026-05-18T01:59:55Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1506.00047","created_at":"2026-05-18T01:59:55Z"},{"alias_kind":"pith_short_12","alias_value":"MIK7U2UOQPEL","created_at":"2026-05-18T12:29:32Z"},{"alias_kind":"pith_short_16","alias_value":"MIK7U2UOQPELECPJ","created_at":"2026-05-18T12:29:32Z"},{"alias_kind":"pith_short_8","alias_value":"MIK7U2UO","created_at":"2026-05-18T12:29:32Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:MIK7U2UOQPELECPJQ6HCDSYTUA","target":"record","payload":{"canonical_record":{"source":{"id":"1506.00047","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2015-05-29T23:37:57Z","cross_cats_sorted":[],"title_canon_sha256":"eb68d1ab5438a12fc8981d6067e5d523e08f1f680c9d5cfe5d0e2fb03e437303","abstract_canon_sha256":"9094eed0897a8fff147b8f81176bd19c7bf0c56762b0b639d19a3ddf83fc80b0"},"schema_version":"1.0"},"canonical_sha256":"6215fa6a8e83c8b209e9878e21cb13a03f9e470e45e5304850b4c7f33cb0be4b","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:59:55.608412Z","signature_b64":"e0YV7t/HEhaDxPPMZcPO24n75Vqv0MLlVh8wEm/exZhkQOHr6jHEo1PenjyqpK5/zQPuc+RKBODldmGpMKlzCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6215fa6a8e83c8b209e9878e21cb13a03f9e470e45e5304850b4c7f33cb0be4b","last_reissued_at":"2026-05-18T01:59:55.607907Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:59:55.607907Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1506.00047","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":"2026-05-18T01:59:55Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"YJ8XHALVrKjofWr1eWFI8Rh0Lr4X9AklMIQ7CvWwJXzSWcWAgXv10CF2N8f/+YchfCSn5JGxm6EbQZ2J4F0cBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-23T16:52:24.902635Z"},"content_sha256":"6e5a1315379d9a4bd5e78d63a1fdef48deebde21c68b0ee028b0674f94f0c9a0","schema_version":"1.0","event_id":"sha256:6e5a1315379d9a4bd5e78d63a1fdef48deebde21c68b0ee028b0674f94f0c9a0"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:MIK7U2UOQPELECPJQ6HCDSYTUA","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Local H~{\\sc i} emissivity measured with the {\\it Fermi}-LAT and implications for cosmic-ray spectra","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"Jean-Marc Casandjian","submitted_at":"2015-05-29T23:37:57Z","abstract_excerpt":"Cosmic-ray (CR) electrons and nuclei interact with the Galactic interstellar gas and produce high-energy $\\gamma$ rays. The $\\gamma$-ray emission rate per hydrogen atom, called emissivity, provides a unique indirect probe of the CR flux. We present the measurement and the interpretation of the emissivity in the solar neighborhood for $\\gamma$-ray energy from 50~MeV to 50~GeV. We analyzed a subset of 4 years of observations from the Large Area Telescope (LAT) aboard the {\\it Fermi Gamma-ray Space Telescope} ({\\it Fermi}) restricted to absolute latitudes $10^o<|b| <70^o$. From a fit to the LAT d"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1506.00047","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":"2026-05-18T01:59:55Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9XA8oml4NpG2fLJiCaQlHMwpZLK3LqRY1GJHw5hwzxA6awdIvVUe++oYOeLsjcC11HkMlznOQL8Za7H5O6aXAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-23T16:52:24.902985Z"},"content_sha256":"9b7c37fd358216ce6824bfe6ec180772ce73b803e91dd62dab6c1b6f95b4a036","schema_version":"1.0","event_id":"sha256:9b7c37fd358216ce6824bfe6ec180772ce73b803e91dd62dab6c1b6f95b4a036"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/MIK7U2UOQPELECPJQ6HCDSYTUA/bundle.json","state_url":"https://pith.science/pith/MIK7U2UOQPELECPJQ6HCDSYTUA/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/MIK7U2UOQPELECPJQ6HCDSYTUA/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":"2026-06-23T16:52:24Z","links":{"resolver":"https://pith.science/pith/MIK7U2UOQPELECPJQ6HCDSYTUA","bundle":"https://pith.science/pith/MIK7U2UOQPELECPJQ6HCDSYTUA/bundle.json","state":"https://pith.science/pith/MIK7U2UOQPELECPJQ6HCDSYTUA/state.json","well_known_bundle":"https://pith.science/.well-known/pith/MIK7U2UOQPELECPJQ6HCDSYTUA/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:MIK7U2UOQPELECPJQ6HCDSYTUA","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":"9094eed0897a8fff147b8f81176bd19c7bf0c56762b0b639d19a3ddf83fc80b0","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2015-05-29T23:37:57Z","title_canon_sha256":"eb68d1ab5438a12fc8981d6067e5d523e08f1f680c9d5cfe5d0e2fb03e437303"},"schema_version":"1.0","source":{"id":"1506.00047","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1506.00047","created_at":"2026-05-18T01:59:55Z"},{"alias_kind":"arxiv_version","alias_value":"1506.00047v1","created_at":"2026-05-18T01:59:55Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1506.00047","created_at":"2026-05-18T01:59:55Z"},{"alias_kind":"pith_short_12","alias_value":"MIK7U2UOQPEL","created_at":"2026-05-18T12:29:32Z"},{"alias_kind":"pith_short_16","alias_value":"MIK7U2UOQPELECPJ","created_at":"2026-05-18T12:29:32Z"},{"alias_kind":"pith_short_8","alias_value":"MIK7U2UO","created_at":"2026-05-18T12:29:32Z"}],"graph_snapshots":[{"event_id":"sha256:9b7c37fd358216ce6824bfe6ec180772ce73b803e91dd62dab6c1b6f95b4a036","target":"graph","created_at":"2026-05-18T01:59:55Z","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":"Cosmic-ray (CR) electrons and nuclei interact with the Galactic interstellar gas and produce high-energy $\\gamma$ rays. The $\\gamma$-ray emission rate per hydrogen atom, called emissivity, provides a unique indirect probe of the CR flux. We present the measurement and the interpretation of the emissivity in the solar neighborhood for $\\gamma$-ray energy from 50~MeV to 50~GeV. We analyzed a subset of 4 years of observations from the Large Area Telescope (LAT) aboard the {\\it Fermi Gamma-ray Space Telescope} ({\\it Fermi}) restricted to absolute latitudes $10^o<|b| <70^o$. From a fit to the LAT d","authors_text":"Jean-Marc Casandjian","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2015-05-29T23:37:57Z","title":"Local H~{\\sc i} emissivity measured with the {\\it Fermi}-LAT and implications for cosmic-ray spectra"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1506.00047","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":"sha256:6e5a1315379d9a4bd5e78d63a1fdef48deebde21c68b0ee028b0674f94f0c9a0","target":"record","created_at":"2026-05-18T01:59:55Z","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":"9094eed0897a8fff147b8f81176bd19c7bf0c56762b0b639d19a3ddf83fc80b0","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2015-05-29T23:37:57Z","title_canon_sha256":"eb68d1ab5438a12fc8981d6067e5d523e08f1f680c9d5cfe5d0e2fb03e437303"},"schema_version":"1.0","source":{"id":"1506.00047","kind":"arxiv","version":1}},"canonical_sha256":"6215fa6a8e83c8b209e9878e21cb13a03f9e470e45e5304850b4c7f33cb0be4b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6215fa6a8e83c8b209e9878e21cb13a03f9e470e45e5304850b4c7f33cb0be4b","first_computed_at":"2026-05-18T01:59:55.607907Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:59:55.607907Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"e0YV7t/HEhaDxPPMZcPO24n75Vqv0MLlVh8wEm/exZhkQOHr6jHEo1PenjyqpK5/zQPuc+RKBODldmGpMKlzCQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:59:55.608412Z","signed_message":"canonical_sha256_bytes"},"source_id":"1506.00047","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6e5a1315379d9a4bd5e78d63a1fdef48deebde21c68b0ee028b0674f94f0c9a0","sha256:9b7c37fd358216ce6824bfe6ec180772ce73b803e91dd62dab6c1b6f95b4a036"],"state_sha256":"dd23efe8ace0da04ef45bcb1c1442d0b4dc389ba088099b8e9daedbcfda6415b"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"s227YQXm0woK770dmgU3vxJBzaD73zMkYmlO/Cnzis/JpX+Ivy9y/IIToqp9ruGH2ZoMQsh0gP2GGdQ7TMb5Ag==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-23T16:52:24.904934Z","bundle_sha256":"f9e93c47f66db222bdc716a5caad1702f4839ab6f00e1b439dcb773f9920dbde"}}