{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2000:GSSRIOGYNQ67NJXG2MXGOTN4PM","short_pith_number":"pith:GSSRIOGY","canonical_record":{"source":{"id":"astro-ph/0010518","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2000-10-25T15:16:11Z","cross_cats_sorted":[],"title_canon_sha256":"1b21ee32babd631d0663d969cc2d4818a2c1c78fc88c2a1620fe83c6ad4e47ce","abstract_canon_sha256":"1ac4286cd2f04f8b194a6039d233218d982d39c537a4ecc68261cd85c7c6f728"},"schema_version":"1.0"},"canonical_sha256":"34a51438d86c3df6a6e6d32e674dbc7b36aae5326c9a15cafef2a607bc6d1fef","source":{"kind":"arxiv","id":"astro-ph/0010518","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0010518","created_at":"2026-07-04T16:17:28Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0010518v1","created_at":"2026-07-04T16:17:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0010518","created_at":"2026-07-04T16:17:28Z"},{"alias_kind":"pith_short_12","alias_value":"GSSRIOGYNQ67","created_at":"2026-07-04T16:17:28Z"},{"alias_kind":"pith_short_16","alias_value":"GSSRIOGYNQ67NJXG","created_at":"2026-07-04T16:17:28Z"},{"alias_kind":"pith_short_8","alias_value":"GSSRIOGY","created_at":"2026-07-04T16:17:28Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2000:GSSRIOGYNQ67NJXG2MXGOTN4PM","target":"record","payload":{"canonical_record":{"source":{"id":"astro-ph/0010518","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2000-10-25T15:16:11Z","cross_cats_sorted":[],"title_canon_sha256":"1b21ee32babd631d0663d969cc2d4818a2c1c78fc88c2a1620fe83c6ad4e47ce","abstract_canon_sha256":"1ac4286cd2f04f8b194a6039d233218d982d39c537a4ecc68261cd85c7c6f728"},"schema_version":"1.0"},"canonical_sha256":"34a51438d86c3df6a6e6d32e674dbc7b36aae5326c9a15cafef2a607bc6d1fef","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T16:17:28.121129Z","signature_b64":"cKlzdI6RfE28N7hKCOcvQodHvbBROiE6/fNgfJVzQIie3PuuOMIMzhoVWkpgk/JtXxtBKtpIy8P8bPJVGMziBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"34a51438d86c3df6a6e6d32e674dbc7b36aae5326c9a15cafef2a607bc6d1fef","last_reissued_at":"2026-07-04T16:17:28.120728Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T16:17:28.120728Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"astro-ph/0010518","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":"2026-07-04T16:17:28Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+U8hE4azPAFnJX0Nsdaz5fy8marA2ZRSV4pLG3o85RZ3DdRNRua1M82M7eA8fZ35CcIIZBt+Gk3V9xAyYrJ0AA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-15T08:03:59.369357Z"},"content_sha256":"658172baf6de1619b5c7115fe6d034c0d9df57f66c533ee9c188b23a6819be7c","schema_version":"1.0","event_id":"sha256:658172baf6de1619b5c7115fe6d034c0d9df57f66c533ee9c188b23a6819be7c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2000:GSSRIOGYNQ67NJXG2MXGOTN4PM","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Radio polarization from the inner Galaxy at arcminute resolution","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"(2) U Minnesota, (3) U Sydney, (4) ATNF), Anne Green (3), Bryan Gaensler (1), John Dickey (2), Mark Wieringa (4), Naomi McClure-Griffiths (2), Raymond Haynes (4) ((1) MIT","submitted_at":"2000-10-25T15:16:11Z","abstract_excerpt":"The Southern Galactic Plane Survey (SGPS) is an HI and 1.4-GHz continuum survey of the 4th quadrant of the Galaxy at arcmin resolution. We present here results on linearly polarized continuum emission from an initial 28-square-degree Test Region for the SGPS, consisting of 190 mosaiced pointings of the Australia Telescope Compact Array, and covering the range 325.5 < l < 332.5, -0.5 < b < +3.5. Complicated extended structure is seen in linear polarization throughout the Test Region, almost all of which has no correlation with total intensity. We interpret the brightest regions of polarized emi"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0010518","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/astro-ph/0010518/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":"2026-07-04T16:17:28Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fF7tyW2C4mbfqTyX5dV+ArBNhDZycwGGDwT/uUyiCTTzUF+0SBrAR4o4k+rlDzbzNRBD77y9Dks0IyB5WK0hBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-15T08:03:59.369889Z"},"content_sha256":"88ac8ff01c33bee696eb5ebc711ed2be57ef71cbf1ec2f86f0c090103613c973","schema_version":"1.0","event_id":"sha256:88ac8ff01c33bee696eb5ebc711ed2be57ef71cbf1ec2f86f0c090103613c973"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/GSSRIOGYNQ67NJXG2MXGOTN4PM/bundle.json","state_url":"https://pith.science/pith/GSSRIOGYNQ67NJXG2MXGOTN4PM/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/GSSRIOGYNQ67NJXG2MXGOTN4PM/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":"2026-08-15T08:03:59Z","links":{"resolver":"https://pith.science/pith/GSSRIOGYNQ67NJXG2MXGOTN4PM","bundle":"https://pith.science/pith/GSSRIOGYNQ67NJXG2MXGOTN4PM/bundle.json","state":"https://pith.science/pith/GSSRIOGYNQ67NJXG2MXGOTN4PM/state.json","well_known_bundle":"https://pith.science/.well-known/pith/GSSRIOGYNQ67NJXG2MXGOTN4PM/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2000:GSSRIOGYNQ67NJXG2MXGOTN4PM","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":"1ac4286cd2f04f8b194a6039d233218d982d39c537a4ecc68261cd85c7c6f728","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2000-10-25T15:16:11Z","title_canon_sha256":"1b21ee32babd631d0663d969cc2d4818a2c1c78fc88c2a1620fe83c6ad4e47ce"},"schema_version":"1.0","source":{"id":"astro-ph/0010518","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0010518","created_at":"2026-07-04T16:17:28Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0010518v1","created_at":"2026-07-04T16:17:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0010518","created_at":"2026-07-04T16:17:28Z"},{"alias_kind":"pith_short_12","alias_value":"GSSRIOGYNQ67","created_at":"2026-07-04T16:17:28Z"},{"alias_kind":"pith_short_16","alias_value":"GSSRIOGYNQ67NJXG","created_at":"2026-07-04T16:17:28Z"},{"alias_kind":"pith_short_8","alias_value":"GSSRIOGY","created_at":"2026-07-04T16:17:28Z"}],"graph_snapshots":[{"event_id":"sha256:88ac8ff01c33bee696eb5ebc711ed2be57ef71cbf1ec2f86f0c090103613c973","target":"graph","created_at":"2026-07-04T16:17:28Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/astro-ph/0010518/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The Southern Galactic Plane Survey (SGPS) is an HI and 1.4-GHz continuum survey of the 4th quadrant of the Galaxy at arcmin resolution. We present here results on linearly polarized continuum emission from an initial 28-square-degree Test Region for the SGPS, consisting of 190 mosaiced pointings of the Australia Telescope Compact Array, and covering the range 325.5 < l < 332.5, -0.5 < b < +3.5. Complicated extended structure is seen in linear polarization throughout the Test Region, almost all of which has no correlation with total intensity. We interpret the brightest regions of polarized emi","authors_text":"(2) U Minnesota, (3) U Sydney, (4) ATNF), Anne Green (3), Bryan Gaensler (1), John Dickey (2), Mark Wieringa (4), Naomi McClure-Griffiths (2), Raymond Haynes (4) ((1) MIT","cross_cats":[],"headline":"","license":"","primary_cat":"astro-ph","submitted_at":"2000-10-25T15:16:11Z","title":"Radio polarization from the inner Galaxy at arcminute resolution"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0010518","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":"sha256:658172baf6de1619b5c7115fe6d034c0d9df57f66c533ee9c188b23a6819be7c","target":"record","created_at":"2026-07-04T16:17:28Z","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":"1ac4286cd2f04f8b194a6039d233218d982d39c537a4ecc68261cd85c7c6f728","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2000-10-25T15:16:11Z","title_canon_sha256":"1b21ee32babd631d0663d969cc2d4818a2c1c78fc88c2a1620fe83c6ad4e47ce"},"schema_version":"1.0","source":{"id":"astro-ph/0010518","kind":"arxiv","version":1}},"canonical_sha256":"34a51438d86c3df6a6e6d32e674dbc7b36aae5326c9a15cafef2a607bc6d1fef","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"34a51438d86c3df6a6e6d32e674dbc7b36aae5326c9a15cafef2a607bc6d1fef","first_computed_at":"2026-07-04T16:17:28.120728Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T16:17:28.120728Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"cKlzdI6RfE28N7hKCOcvQodHvbBROiE6/fNgfJVzQIie3PuuOMIMzhoVWkpgk/JtXxtBKtpIy8P8bPJVGMziBg==","signature_status":"signed_v1","signed_at":"2026-07-04T16:17:28.121129Z","signed_message":"canonical_sha256_bytes"},"source_id":"astro-ph/0010518","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:658172baf6de1619b5c7115fe6d034c0d9df57f66c533ee9c188b23a6819be7c","sha256:88ac8ff01c33bee696eb5ebc711ed2be57ef71cbf1ec2f86f0c090103613c973"],"state_sha256":"41e8ea08e762928d71c9ab9ded6c75b7864fa6c71740a37b263f24ae511f1027"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"EmpS7+y1XDt7WqLL0f119kKXH4JWlYevRStV2HB1/ocUfQvgFywsaf4uvjxy1oaqMSbIuLpsu9+n0qkptfBXCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-15T08:03:59.375213Z","bundle_sha256":"a98d4350c0bdb0980fad5240d42422929b5144c1a3d94d97bb95450224577459"}}