{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:WWL2K6N65U4NJFPF7PSN64HFOS","short_pith_number":"pith:WWL2K6N6","canonical_record":{"source":{"id":"1701.07644","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-01-26T10:39:34Z","cross_cats_sorted":[],"title_canon_sha256":"cd44195a75aa518cc976e59aad50a17505d9962a6cd107d97e8c8b8bb518e032","abstract_canon_sha256":"7d8040c67b1b37a46e4278b7b2142b188b4a290830f00a0818a60c94d9a8853f"},"schema_version":"1.0"},"canonical_sha256":"b597a579beed38d495e5fbe4df70e574a2f2563887314fb4ba6abf9eb80d5f96","source":{"kind":"arxiv","id":"1701.07644","version":4},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1701.07644","created_at":"2026-05-18T00:15:24Z"},{"alias_kind":"arxiv_version","alias_value":"1701.07644v4","created_at":"2026-05-18T00:15:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1701.07644","created_at":"2026-05-18T00:15:24Z"},{"alias_kind":"pith_short_12","alias_value":"WWL2K6N65U4N","created_at":"2026-05-18T12:31:53Z"},{"alias_kind":"pith_short_16","alias_value":"WWL2K6N65U4NJFPF","created_at":"2026-05-18T12:31:53Z"},{"alias_kind":"pith_short_8","alias_value":"WWL2K6N6","created_at":"2026-05-18T12:31:53Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:WWL2K6N65U4NJFPF7PSN64HFOS","target":"record","payload":{"canonical_record":{"source":{"id":"1701.07644","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-01-26T10:39:34Z","cross_cats_sorted":[],"title_canon_sha256":"cd44195a75aa518cc976e59aad50a17505d9962a6cd107d97e8c8b8bb518e032","abstract_canon_sha256":"7d8040c67b1b37a46e4278b7b2142b188b4a290830f00a0818a60c94d9a8853f"},"schema_version":"1.0"},"canonical_sha256":"b597a579beed38d495e5fbe4df70e574a2f2563887314fb4ba6abf9eb80d5f96","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:15:24.615430Z","signature_b64":"8x+KysfHW1DOPvYVNauryA0b3cY5PLbrA1wkbrPiwNQdrj2aR+zSRXBTX+nnoL8B5u4n+f3MYp6rDu1qQK95DQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b597a579beed38d495e5fbe4df70e574a2f2563887314fb4ba6abf9eb80d5f96","last_reissued_at":"2026-05-18T00:15:24.614733Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:15:24.614733Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1701.07644","source_version":4,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:15:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ElSpcpySNrItPOw+kWJOMj6NxTap/CVx3eJEn+UPyYFFBLEmTGcDnCATnbEWHlH3YVLB+MkRXZawmVwGOlOwCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T08:37:07.744430Z"},"content_sha256":"3d33c582059bb77df62302e33347534964417d6e6cfb2a3ede94819f6b0c9bed","schema_version":"1.0","event_id":"sha256:3d33c582059bb77df62302e33347534964417d6e6cfb2a3ede94819f6b0c9bed"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:WWL2K6N65U4NJFPF7PSN64HFOS","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The Diffuse Radiation Field at High Galactic Latitudes","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"James Overduin, Jayant Murthy, M. S. Akshaya, R. C. Henry, S. Ravichandran","submitted_at":"2017-01-26T10:39:34Z","abstract_excerpt":"We have used GALEX observations of the North and South Galactic poles to study the diffuse ultraviolet background at locations where the Galactic light is expected to be at a minimum. We find offsets of 230 -- 290 photon units in the FUV (1531 \\AA) and 480 -- 580 photon units in the NUV (2361 \\AA). Of this, approximately 120 photon units can be ascribed to dust scattered light and another 110 (190 in the NUV) photon units to extragalactic radiation. The remaining radiation is, as yet, unidentified and amounts to $120 -- 180$ photon units in the FUV and $300 -- 400$ photon units in the NUV. We "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1701.07644","kind":"arxiv","version":4},"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":"2026-05-18T00:15:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"SoN95Iit8LJofwoJmLqqU5RNaPZkYT67zWMVWjlakyVSNoVMNZP+Wodis0NcHPE89vMXsNm9wTavgxE8r9HFBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T08:37:07.744796Z"},"content_sha256":"0bd0026117fb87ffabfb3ee10337633d849e84dce58844725ba7bf8f496edc48","schema_version":"1.0","event_id":"sha256:0bd0026117fb87ffabfb3ee10337633d849e84dce58844725ba7bf8f496edc48"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/WWL2K6N65U4NJFPF7PSN64HFOS/bundle.json","state_url":"https://pith.science/pith/WWL2K6N65U4NJFPF7PSN64HFOS/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/WWL2K6N65U4NJFPF7PSN64HFOS/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":"2026-05-30T08:37:07Z","links":{"resolver":"https://pith.science/pith/WWL2K6N65U4NJFPF7PSN64HFOS","bundle":"https://pith.science/pith/WWL2K6N65U4NJFPF7PSN64HFOS/bundle.json","state":"https://pith.science/pith/WWL2K6N65U4NJFPF7PSN64HFOS/state.json","well_known_bundle":"https://pith.science/.well-known/pith/WWL2K6N65U4NJFPF7PSN64HFOS/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:WWL2K6N65U4NJFPF7PSN64HFOS","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":"7d8040c67b1b37a46e4278b7b2142b188b4a290830f00a0818a60c94d9a8853f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-01-26T10:39:34Z","title_canon_sha256":"cd44195a75aa518cc976e59aad50a17505d9962a6cd107d97e8c8b8bb518e032"},"schema_version":"1.0","source":{"id":"1701.07644","kind":"arxiv","version":4}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1701.07644","created_at":"2026-05-18T00:15:24Z"},{"alias_kind":"arxiv_version","alias_value":"1701.07644v4","created_at":"2026-05-18T00:15:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1701.07644","created_at":"2026-05-18T00:15:24Z"},{"alias_kind":"pith_short_12","alias_value":"WWL2K6N65U4N","created_at":"2026-05-18T12:31:53Z"},{"alias_kind":"pith_short_16","alias_value":"WWL2K6N65U4NJFPF","created_at":"2026-05-18T12:31:53Z"},{"alias_kind":"pith_short_8","alias_value":"WWL2K6N6","created_at":"2026-05-18T12:31:53Z"}],"graph_snapshots":[{"event_id":"sha256:0bd0026117fb87ffabfb3ee10337633d849e84dce58844725ba7bf8f496edc48","target":"graph","created_at":"2026-05-18T00:15:24Z","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":"We have used GALEX observations of the North and South Galactic poles to study the diffuse ultraviolet background at locations where the Galactic light is expected to be at a minimum. We find offsets of 230 -- 290 photon units in the FUV (1531 \\AA) and 480 -- 580 photon units in the NUV (2361 \\AA). Of this, approximately 120 photon units can be ascribed to dust scattered light and another 110 (190 in the NUV) photon units to extragalactic radiation. The remaining radiation is, as yet, unidentified and amounts to $120 -- 180$ photon units in the FUV and $300 -- 400$ photon units in the NUV. We ","authors_text":"James Overduin, Jayant Murthy, M. S. Akshaya, R. C. Henry, S. Ravichandran","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-01-26T10:39:34Z","title":"The Diffuse Radiation Field at High Galactic Latitudes"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1701.07644","kind":"arxiv","version":4},"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":"sha256:3d33c582059bb77df62302e33347534964417d6e6cfb2a3ede94819f6b0c9bed","target":"record","created_at":"2026-05-18T00:15:24Z","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":"7d8040c67b1b37a46e4278b7b2142b188b4a290830f00a0818a60c94d9a8853f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-01-26T10:39:34Z","title_canon_sha256":"cd44195a75aa518cc976e59aad50a17505d9962a6cd107d97e8c8b8bb518e032"},"schema_version":"1.0","source":{"id":"1701.07644","kind":"arxiv","version":4}},"canonical_sha256":"b597a579beed38d495e5fbe4df70e574a2f2563887314fb4ba6abf9eb80d5f96","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b597a579beed38d495e5fbe4df70e574a2f2563887314fb4ba6abf9eb80d5f96","first_computed_at":"2026-05-18T00:15:24.614733Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:15:24.614733Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"8x+KysfHW1DOPvYVNauryA0b3cY5PLbrA1wkbrPiwNQdrj2aR+zSRXBTX+nnoL8B5u4n+f3MYp6rDu1qQK95DQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:15:24.615430Z","signed_message":"canonical_sha256_bytes"},"source_id":"1701.07644","source_kind":"arxiv","source_version":4}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:3d33c582059bb77df62302e33347534964417d6e6cfb2a3ede94819f6b0c9bed","sha256:0bd0026117fb87ffabfb3ee10337633d849e84dce58844725ba7bf8f496edc48"],"state_sha256":"9325a2c758b36b161523e791bdf8822aaec911dd0673a56cb7df2a6052ec3a7f"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"gunDhcaSRUqhsx1f6BSapy1rKnGkVYKTVZevyDAlvq1gvGmFzGygojImnhs3KRkwIpTIeG5fV5JpQYnH8hOVAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-30T08:37:07.746992Z","bundle_sha256":"79b1de173859a34978570c7de8603766d980bcceb119359617fd9cb0ae9a2e68"}}