{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:5GWJQUJISYPO7M6VB7HFJE6N5V","short_pith_number":"pith:5GWJQUJI","canonical_record":{"source":{"id":"1701.08887","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-01-31T02:10:47Z","cross_cats_sorted":[],"title_canon_sha256":"e57d09908c30fc1a082f6454e22c4ca9e24d0b8ed837402677f82ba061b178f8","abstract_canon_sha256":"11d91b554853a3344be5ade521a64e23a35226aa3970cf47a74704addc57e63b"},"schema_version":"1.0"},"canonical_sha256":"e9ac985128961eefb3d50fce5493cded4c552e2374163d8e2d3be1204bba8113","source":{"kind":"arxiv","id":"1701.08887","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1701.08887","created_at":"2026-05-18T00:48:15Z"},{"alias_kind":"arxiv_version","alias_value":"1701.08887v2","created_at":"2026-05-18T00:48:15Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1701.08887","created_at":"2026-05-18T00:48:15Z"},{"alias_kind":"pith_short_12","alias_value":"5GWJQUJISYPO","created_at":"2026-05-18T12:31:00Z"},{"alias_kind":"pith_short_16","alias_value":"5GWJQUJISYPO7M6V","created_at":"2026-05-18T12:31:00Z"},{"alias_kind":"pith_short_8","alias_value":"5GWJQUJI","created_at":"2026-05-18T12:31:00Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:5GWJQUJISYPO7M6VB7HFJE6N5V","target":"record","payload":{"canonical_record":{"source":{"id":"1701.08887","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-01-31T02:10:47Z","cross_cats_sorted":[],"title_canon_sha256":"e57d09908c30fc1a082f6454e22c4ca9e24d0b8ed837402677f82ba061b178f8","abstract_canon_sha256":"11d91b554853a3344be5ade521a64e23a35226aa3970cf47a74704addc57e63b"},"schema_version":"1.0"},"canonical_sha256":"e9ac985128961eefb3d50fce5493cded4c552e2374163d8e2d3be1204bba8113","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:48:15.024447Z","signature_b64":"rnjN4PQD1MCN6WqXb/NKWbfgz2M52pYrk7mUq0sZY4Ww71xpSkoRXSpymK8NVTNMltjfvoJfXrZNJ5cpmjUdCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e9ac985128961eefb3d50fce5493cded4c552e2374163d8e2d3be1204bba8113","last_reissued_at":"2026-05-18T00:48:15.023820Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:48:15.023820Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1701.08887","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:48:15Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/z07xzEflO1Jm3ATsTesfhgPEO2m9JH4DaV5c78sdodfdUUUCqETEALmvWNZUQAlAGwJIJE2bBI3uPXJt9HiAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T17:08:35.623124Z"},"content_sha256":"5b9a4e003558c242ca87b41eba99ee4896d54d928190903db56fada5a0818a79","schema_version":"1.0","event_id":"sha256:5b9a4e003558c242ca87b41eba99ee4896d54d928190903db56fada5a0818a79"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:5GWJQUJISYPO7M6VB7HFJE6N5V","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"A southern-sky total intensity source catalogue at 2.3 GHz from S-band Polarisation All-Sky Survey data","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"B. M. Gaensler, B. W. Meyers, E. Carretti, L. Staveley-Smith, M. Haverkorn, N. Hurley-Walker, P. J. Hancock, S. Poppi, T. M. O. Franzen","submitted_at":"2017-01-31T02:10:47Z","abstract_excerpt":"The S-band Polarisation All-Sky Survey (S-PASS) has observed the entire southern sky using the 64-metre Parkes radio telescope at 2.3GHz with an effective bandwidth of 184MHz. The surveyed sky area covers all declinations $\\delta\\leq 0^\\circ$. To analyse compact sources the survey data have been re-processed to produce a set of 107 Stokes $I$ maps with 10.75arcmin resolution and the large scale emission contribution filtered out. In this paper we use these Stokes $I$ images to create a total intensity southern-sky extragalactic source catalogue at 2.3GHz. The source catalogue contains 23,389 s"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1701.08887","kind":"arxiv","version":2},"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":"2026-05-18T00:48:15Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fUJ5VS8bthB7xkoo1RdA9LkIxHqoa0TM8peLYa+qFIWqslgYQfd7fuvNHwQI5GaoMk/s1bGNeLoNtBTKRTTQDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T17:08:35.623526Z"},"content_sha256":"f75485707bad154ecf04ca015ff52cf4bd30ba7636908a2ebbc9051e1b408b02","schema_version":"1.0","event_id":"sha256:f75485707bad154ecf04ca015ff52cf4bd30ba7636908a2ebbc9051e1b408b02"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/5GWJQUJISYPO7M6VB7HFJE6N5V/bundle.json","state_url":"https://pith.science/pith/5GWJQUJISYPO7M6VB7HFJE6N5V/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/5GWJQUJISYPO7M6VB7HFJE6N5V/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":"2026-06-02T17:08:35Z","links":{"resolver":"https://pith.science/pith/5GWJQUJISYPO7M6VB7HFJE6N5V","bundle":"https://pith.science/pith/5GWJQUJISYPO7M6VB7HFJE6N5V/bundle.json","state":"https://pith.science/pith/5GWJQUJISYPO7M6VB7HFJE6N5V/state.json","well_known_bundle":"https://pith.science/.well-known/pith/5GWJQUJISYPO7M6VB7HFJE6N5V/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:5GWJQUJISYPO7M6VB7HFJE6N5V","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":"11d91b554853a3344be5ade521a64e23a35226aa3970cf47a74704addc57e63b","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-01-31T02:10:47Z","title_canon_sha256":"e57d09908c30fc1a082f6454e22c4ca9e24d0b8ed837402677f82ba061b178f8"},"schema_version":"1.0","source":{"id":"1701.08887","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1701.08887","created_at":"2026-05-18T00:48:15Z"},{"alias_kind":"arxiv_version","alias_value":"1701.08887v2","created_at":"2026-05-18T00:48:15Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1701.08887","created_at":"2026-05-18T00:48:15Z"},{"alias_kind":"pith_short_12","alias_value":"5GWJQUJISYPO","created_at":"2026-05-18T12:31:00Z"},{"alias_kind":"pith_short_16","alias_value":"5GWJQUJISYPO7M6V","created_at":"2026-05-18T12:31:00Z"},{"alias_kind":"pith_short_8","alias_value":"5GWJQUJI","created_at":"2026-05-18T12:31:00Z"}],"graph_snapshots":[{"event_id":"sha256:f75485707bad154ecf04ca015ff52cf4bd30ba7636908a2ebbc9051e1b408b02","target":"graph","created_at":"2026-05-18T00:48:15Z","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":"The S-band Polarisation All-Sky Survey (S-PASS) has observed the entire southern sky using the 64-metre Parkes radio telescope at 2.3GHz with an effective bandwidth of 184MHz. The surveyed sky area covers all declinations $\\delta\\leq 0^\\circ$. To analyse compact sources the survey data have been re-processed to produce a set of 107 Stokes $I$ maps with 10.75arcmin resolution and the large scale emission contribution filtered out. In this paper we use these Stokes $I$ images to create a total intensity southern-sky extragalactic source catalogue at 2.3GHz. The source catalogue contains 23,389 s","authors_text":"B. M. Gaensler, B. W. Meyers, E. Carretti, L. Staveley-Smith, M. Haverkorn, N. Hurley-Walker, P. J. Hancock, S. Poppi, T. M. O. Franzen","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-01-31T02:10:47Z","title":"A southern-sky total intensity source catalogue at 2.3 GHz from S-band Polarisation All-Sky Survey data"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1701.08887","kind":"arxiv","version":2},"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":"sha256:5b9a4e003558c242ca87b41eba99ee4896d54d928190903db56fada5a0818a79","target":"record","created_at":"2026-05-18T00:48:15Z","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":"11d91b554853a3344be5ade521a64e23a35226aa3970cf47a74704addc57e63b","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-01-31T02:10:47Z","title_canon_sha256":"e57d09908c30fc1a082f6454e22c4ca9e24d0b8ed837402677f82ba061b178f8"},"schema_version":"1.0","source":{"id":"1701.08887","kind":"arxiv","version":2}},"canonical_sha256":"e9ac985128961eefb3d50fce5493cded4c552e2374163d8e2d3be1204bba8113","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e9ac985128961eefb3d50fce5493cded4c552e2374163d8e2d3be1204bba8113","first_computed_at":"2026-05-18T00:48:15.023820Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:48:15.023820Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"rnjN4PQD1MCN6WqXb/NKWbfgz2M52pYrk7mUq0sZY4Ww71xpSkoRXSpymK8NVTNMltjfvoJfXrZNJ5cpmjUdCw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:48:15.024447Z","signed_message":"canonical_sha256_bytes"},"source_id":"1701.08887","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5b9a4e003558c242ca87b41eba99ee4896d54d928190903db56fada5a0818a79","sha256:f75485707bad154ecf04ca015ff52cf4bd30ba7636908a2ebbc9051e1b408b02"],"state_sha256":"f2574ac942a0cecf83c6134622e54ef6f2eaa92b08ef4efcba1c187f74a97c51"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"R7Cf6lnxMMtFwVufUOJjSCBFHmo0wK32a5gZBq4ECOsZkRqpyM/ZQ39ZkxYL3IZUwWhZw2UMkLW5z8NugTMOBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-02T17:08:35.625475Z","bundle_sha256":"4588ff011eea25c98055ee6370340da2d5b700f30f83840f98f678513eae331c"}}