{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:I4BITMFM3MMWLWZPFWPHAK5I45","short_pith_number":"pith:I4BITMFM","canonical_record":{"source":{"id":"2011.04718","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2020-11-09T19:48:12Z","cross_cats_sorted":[],"title_canon_sha256":"17e8995faea8f1544c7733ebd986a4bdf8f90d701b1a6f575e13d11a66118587","abstract_canon_sha256":"c434630e8d906937f912ab789044689776353d4e1ef8b9b18a4ad1b41d048e68"},"schema_version":"1.0"},"canonical_sha256":"470289b0acdb1965db2f2d9e702ba8e75fa7bb7e52be8ca5ca9106c79391f25f","source":{"kind":"arxiv","id":"2011.04718","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2011.04718","created_at":"2026-07-05T02:08:13Z"},{"alias_kind":"arxiv_version","alias_value":"2011.04718v1","created_at":"2026-07-05T02:08:13Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2011.04718","created_at":"2026-07-05T02:08:13Z"},{"alias_kind":"pith_short_12","alias_value":"I4BITMFM3MMW","created_at":"2026-07-05T02:08:13Z"},{"alias_kind":"pith_short_16","alias_value":"I4BITMFM3MMWLWZP","created_at":"2026-07-05T02:08:13Z"},{"alias_kind":"pith_short_8","alias_value":"I4BITMFM","created_at":"2026-07-05T02:08:13Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:I4BITMFM3MMWLWZPFWPHAK5I45","target":"record","payload":{"canonical_record":{"source":{"id":"2011.04718","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2020-11-09T19:48:12Z","cross_cats_sorted":[],"title_canon_sha256":"17e8995faea8f1544c7733ebd986a4bdf8f90d701b1a6f575e13d11a66118587","abstract_canon_sha256":"c434630e8d906937f912ab789044689776353d4e1ef8b9b18a4ad1b41d048e68"},"schema_version":"1.0"},"canonical_sha256":"470289b0acdb1965db2f2d9e702ba8e75fa7bb7e52be8ca5ca9106c79391f25f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T02:08:13.398815Z","signature_b64":"IhpB0a/G/6zcAxGNJmmWB6Dm4oSGwNU0/HHEJUA3/Y1SoNX8Vxa0ryyKS2AonWAAhDa7Q435xssSQ5KMy6U8Dw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"470289b0acdb1965db2f2d9e702ba8e75fa7bb7e52be8ca5ca9106c79391f25f","last_reissued_at":"2026-07-05T02:08:13.398372Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T02:08:13.398372Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2011.04718","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":"2026-07-05T02:08:13Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"gK1bgBZz9sOHJ68up/XB3t7vF1KqqHbgFdDgv+k9PTF56Qt1WeXN+WOe8/66bOMdm9C9BgFtUeGIJCFX7VuoDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T11:03:01.215436Z"},"content_sha256":"965a3b0b27a8d52b3697fc7dd2a38145ad422a8f935e1c20d40d3e5613be044d","schema_version":"1.0","event_id":"sha256:965a3b0b27a8d52b3697fc7dd2a38145ad422a8f935e1c20d40d3e5613be044d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:I4BITMFM3MMWLWZPFWPHAK5I45","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The ROSAT Raster Survey in the North-Ecliptic Pole Field: X-ray Catalogue and Optical Identifications","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"A. Moneti, C. Z. Waters, E. M. Hu, G. Hasinger, H. J. McCracken, M. Freyberg, P. Capak","submitted_at":"2020-11-09T19:48:12Z","abstract_excerpt":"The North-Ecliptic Pole is an important region for extragalactic surveys. Deep/wide contiguous surveys are being performed by several space observatories. We analyse all ROSAT pointed and survey observations within 40 deg2 around the NEP, restricting the field-of-view to the inner 30' radius. We obtain an X-ray catalogue of 805 sources with 0.5-2 keV fluxes >2.9E-15 cgs, a factor of three deeper than the ROSAT All-Sky Survey in this field. The sensitivity and angular resolution of our data are comparable to the eROSITA All-Sky Survey expectations. We use HEROES optical and near-infrared imagin"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2011.04718","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/2011.04718/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":"2026-07-05T02:08:13Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"B9OISGmK8VSGUB7CkUgg3lfgxeyoVHuwWl4uzXHbEJQbzPsSXzFXT5qeReuCFbtFUg7wgjiQSbTmhES3H1xEAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T11:03:01.215797Z"},"content_sha256":"020fd3b069962dd913da35f558570b5480e5efa77e64c4b48794ad264c4eb6d1","schema_version":"1.0","event_id":"sha256:020fd3b069962dd913da35f558570b5480e5efa77e64c4b48794ad264c4eb6d1"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/I4BITMFM3MMWLWZPFWPHAK5I45/bundle.json","state_url":"https://pith.science/pith/I4BITMFM3MMWLWZPFWPHAK5I45/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/I4BITMFM3MMWLWZPFWPHAK5I45/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":"2026-07-07T11:03:01Z","links":{"resolver":"https://pith.science/pith/I4BITMFM3MMWLWZPFWPHAK5I45","bundle":"https://pith.science/pith/I4BITMFM3MMWLWZPFWPHAK5I45/bundle.json","state":"https://pith.science/pith/I4BITMFM3MMWLWZPFWPHAK5I45/state.json","well_known_bundle":"https://pith.science/.well-known/pith/I4BITMFM3MMWLWZPFWPHAK5I45/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:I4BITMFM3MMWLWZPFWPHAK5I45","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":"c434630e8d906937f912ab789044689776353d4e1ef8b9b18a4ad1b41d048e68","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2020-11-09T19:48:12Z","title_canon_sha256":"17e8995faea8f1544c7733ebd986a4bdf8f90d701b1a6f575e13d11a66118587"},"schema_version":"1.0","source":{"id":"2011.04718","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2011.04718","created_at":"2026-07-05T02:08:13Z"},{"alias_kind":"arxiv_version","alias_value":"2011.04718v1","created_at":"2026-07-05T02:08:13Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2011.04718","created_at":"2026-07-05T02:08:13Z"},{"alias_kind":"pith_short_12","alias_value":"I4BITMFM3MMW","created_at":"2026-07-05T02:08:13Z"},{"alias_kind":"pith_short_16","alias_value":"I4BITMFM3MMWLWZP","created_at":"2026-07-05T02:08:13Z"},{"alias_kind":"pith_short_8","alias_value":"I4BITMFM","created_at":"2026-07-05T02:08:13Z"}],"graph_snapshots":[{"event_id":"sha256:020fd3b069962dd913da35f558570b5480e5efa77e64c4b48794ad264c4eb6d1","target":"graph","created_at":"2026-07-05T02:08:13Z","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/2011.04718/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The North-Ecliptic Pole is an important region for extragalactic surveys. Deep/wide contiguous surveys are being performed by several space observatories. We analyse all ROSAT pointed and survey observations within 40 deg2 around the NEP, restricting the field-of-view to the inner 30' radius. We obtain an X-ray catalogue of 805 sources with 0.5-2 keV fluxes >2.9E-15 cgs, a factor of three deeper than the ROSAT All-Sky Survey in this field. The sensitivity and angular resolution of our data are comparable to the eROSITA All-Sky Survey expectations. We use HEROES optical and near-infrared imagin","authors_text":"A. Moneti, C. Z. Waters, E. M. Hu, G. Hasinger, H. J. McCracken, M. Freyberg, P. Capak","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2020-11-09T19:48:12Z","title":"The ROSAT Raster Survey in the North-Ecliptic Pole Field: X-ray Catalogue and Optical Identifications"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2011.04718","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":"sha256:965a3b0b27a8d52b3697fc7dd2a38145ad422a8f935e1c20d40d3e5613be044d","target":"record","created_at":"2026-07-05T02:08:13Z","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":"c434630e8d906937f912ab789044689776353d4e1ef8b9b18a4ad1b41d048e68","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2020-11-09T19:48:12Z","title_canon_sha256":"17e8995faea8f1544c7733ebd986a4bdf8f90d701b1a6f575e13d11a66118587"},"schema_version":"1.0","source":{"id":"2011.04718","kind":"arxiv","version":1}},"canonical_sha256":"470289b0acdb1965db2f2d9e702ba8e75fa7bb7e52be8ca5ca9106c79391f25f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"470289b0acdb1965db2f2d9e702ba8e75fa7bb7e52be8ca5ca9106c79391f25f","first_computed_at":"2026-07-05T02:08:13.398372Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T02:08:13.398372Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"IhpB0a/G/6zcAxGNJmmWB6Dm4oSGwNU0/HHEJUA3/Y1SoNX8Vxa0ryyKS2AonWAAhDa7Q435xssSQ5KMy6U8Dw==","signature_status":"signed_v1","signed_at":"2026-07-05T02:08:13.398815Z","signed_message":"canonical_sha256_bytes"},"source_id":"2011.04718","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:965a3b0b27a8d52b3697fc7dd2a38145ad422a8f935e1c20d40d3e5613be044d","sha256:020fd3b069962dd913da35f558570b5480e5efa77e64c4b48794ad264c4eb6d1"],"state_sha256":"514d7421757a92e5786e79fea5734dcb8b0bcf60880c69ee6c463ae3afd56b56"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"SnR7nHJjNLbNg9XwEQ2p5XN152nzt/2odMxkjTKuTFnj2RayQ+wH9MdEwPjFDlLIxa04MmYhld82GuX5wYlpAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-07T11:03:01.217604Z","bundle_sha256":"9b13e3d29432cf8fb0be4f29030ba0c3e0ac19841e16447399a06c4edc79fdd9"}}