{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2009:MNOUFWGSP4WANRC3GLXMVNFQ6T","short_pith_number":"pith:MNOUFWGS","canonical_record":{"source":{"id":"0907.5255","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2009-07-30T04:35:41Z","cross_cats_sorted":[],"title_canon_sha256":"ccfdf1a85030debf806f2e24091b93aaac31cc6d3487729efee03f5279c01707","abstract_canon_sha256":"1729d0cb65109c5cfb87e276f700c52309e6bd5ce0440c985e0cef2bb67ad9c4"},"schema_version":"1.0"},"canonical_sha256":"635d42d8d27f2c06c45b32eecab4b0f4ea5725a1bf348ff75ba5f772915487d4","source":{"kind":"arxiv","id":"0907.5255","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0907.5255","created_at":"2026-05-18T02:12:46Z"},{"alias_kind":"arxiv_version","alias_value":"0907.5255v1","created_at":"2026-05-18T02:12:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0907.5255","created_at":"2026-05-18T02:12:46Z"},{"alias_kind":"pith_short_12","alias_value":"MNOUFWGSP4WA","created_at":"2026-05-18T12:26:00Z"},{"alias_kind":"pith_short_16","alias_value":"MNOUFWGSP4WANRC3","created_at":"2026-05-18T12:26:00Z"},{"alias_kind":"pith_short_8","alias_value":"MNOUFWGS","created_at":"2026-05-18T12:26:00Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2009:MNOUFWGSP4WANRC3GLXMVNFQ6T","target":"record","payload":{"canonical_record":{"source":{"id":"0907.5255","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2009-07-30T04:35:41Z","cross_cats_sorted":[],"title_canon_sha256":"ccfdf1a85030debf806f2e24091b93aaac31cc6d3487729efee03f5279c01707","abstract_canon_sha256":"1729d0cb65109c5cfb87e276f700c52309e6bd5ce0440c985e0cef2bb67ad9c4"},"schema_version":"1.0"},"canonical_sha256":"635d42d8d27f2c06c45b32eecab4b0f4ea5725a1bf348ff75ba5f772915487d4","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:12:46.238192Z","signature_b64":"CG/EvOG5qoINE8k4qDqHrilAy03zkTwMumslWS+3ruPDcn/Ot5Y5OJDjTgLzyFO6Sc6LSia22KvQzkKnqgArBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"635d42d8d27f2c06c45b32eecab4b0f4ea5725a1bf348ff75ba5f772915487d4","last_reissued_at":"2026-05-18T02:12:46.237571Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:12:46.237571Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0907.5255","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":"2026-05-18T02:12:46Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"uEfFPGY+2/5rt5AgajY3dSe0v9DtC88RDc9BHe3MEzSjkvujXyCqPT3GoMPMGew9KHZtoTL6uDlPVl2+IvHPDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-24T02:42:29.344051Z"},"content_sha256":"0d412e5daacb03c2bf9bd68e7f7154b20da57bbfb7d07392049b25ffce3a862f","schema_version":"1.0","event_id":"sha256:0d412e5daacb03c2bf9bd68e7f7154b20da57bbfb7d07392049b25ffce3a862f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2009:MNOUFWGSP4WANRC3GLXMVNFQ6T","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Precise Positions of Methanol Masers","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"J. L. Caswell","submitted_at":"2009-07-30T04:35:41Z","abstract_excerpt":"The Australia Telescope Compact Array (ATCA) has been used to determine positions for many southern methanol maser sites, with accuracy better than 1 arcsec. The results are presented here as a catalogue of more than 350 distinct sites, some of them new discoveries, and many others with positional precision 10 times better than existing published values. Clusters of 2 or 3 sites are occasionally found to account for single previously listed sources. This in turn reveals that the velocity range for each individual site is sometimes smaller than that of the originally tabulated (blended) source."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0907.5255","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":"2026-05-18T02:12:46Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Zi1VL4z+91qZs5cHZBleLZYgei7GNxAFgkOhLGbzAkM/ZzD77RJ7rgtNlr8+EEND2YBTJzcyeswt4cxbS7OBAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-24T02:42:29.344718Z"},"content_sha256":"7b3728dfe5af0244cd8468c37fca809a2af1da8e4a7ba83c62f410528a03496c","schema_version":"1.0","event_id":"sha256:7b3728dfe5af0244cd8468c37fca809a2af1da8e4a7ba83c62f410528a03496c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/MNOUFWGSP4WANRC3GLXMVNFQ6T/bundle.json","state_url":"https://pith.science/pith/MNOUFWGSP4WANRC3GLXMVNFQ6T/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/MNOUFWGSP4WANRC3GLXMVNFQ6T/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":"2026-05-24T02:42:29Z","links":{"resolver":"https://pith.science/pith/MNOUFWGSP4WANRC3GLXMVNFQ6T","bundle":"https://pith.science/pith/MNOUFWGSP4WANRC3GLXMVNFQ6T/bundle.json","state":"https://pith.science/pith/MNOUFWGSP4WANRC3GLXMVNFQ6T/state.json","well_known_bundle":"https://pith.science/.well-known/pith/MNOUFWGSP4WANRC3GLXMVNFQ6T/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2009:MNOUFWGSP4WANRC3GLXMVNFQ6T","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":"1729d0cb65109c5cfb87e276f700c52309e6bd5ce0440c985e0cef2bb67ad9c4","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2009-07-30T04:35:41Z","title_canon_sha256":"ccfdf1a85030debf806f2e24091b93aaac31cc6d3487729efee03f5279c01707"},"schema_version":"1.0","source":{"id":"0907.5255","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0907.5255","created_at":"2026-05-18T02:12:46Z"},{"alias_kind":"arxiv_version","alias_value":"0907.5255v1","created_at":"2026-05-18T02:12:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0907.5255","created_at":"2026-05-18T02:12:46Z"},{"alias_kind":"pith_short_12","alias_value":"MNOUFWGSP4WA","created_at":"2026-05-18T12:26:00Z"},{"alias_kind":"pith_short_16","alias_value":"MNOUFWGSP4WANRC3","created_at":"2026-05-18T12:26:00Z"},{"alias_kind":"pith_short_8","alias_value":"MNOUFWGS","created_at":"2026-05-18T12:26:00Z"}],"graph_snapshots":[{"event_id":"sha256:7b3728dfe5af0244cd8468c37fca809a2af1da8e4a7ba83c62f410528a03496c","target":"graph","created_at":"2026-05-18T02:12:46Z","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 Australia Telescope Compact Array (ATCA) has been used to determine positions for many southern methanol maser sites, with accuracy better than 1 arcsec. The results are presented here as a catalogue of more than 350 distinct sites, some of them new discoveries, and many others with positional precision 10 times better than existing published values. Clusters of 2 or 3 sites are occasionally found to account for single previously listed sources. This in turn reveals that the velocity range for each individual site is sometimes smaller than that of the originally tabulated (blended) source.","authors_text":"J. L. Caswell","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2009-07-30T04:35:41Z","title":"Precise Positions of Methanol Masers"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0907.5255","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":"sha256:0d412e5daacb03c2bf9bd68e7f7154b20da57bbfb7d07392049b25ffce3a862f","target":"record","created_at":"2026-05-18T02:12:46Z","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":"1729d0cb65109c5cfb87e276f700c52309e6bd5ce0440c985e0cef2bb67ad9c4","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2009-07-30T04:35:41Z","title_canon_sha256":"ccfdf1a85030debf806f2e24091b93aaac31cc6d3487729efee03f5279c01707"},"schema_version":"1.0","source":{"id":"0907.5255","kind":"arxiv","version":1}},"canonical_sha256":"635d42d8d27f2c06c45b32eecab4b0f4ea5725a1bf348ff75ba5f772915487d4","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"635d42d8d27f2c06c45b32eecab4b0f4ea5725a1bf348ff75ba5f772915487d4","first_computed_at":"2026-05-18T02:12:46.237571Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:12:46.237571Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"CG/EvOG5qoINE8k4qDqHrilAy03zkTwMumslWS+3ruPDcn/Ot5Y5OJDjTgLzyFO6Sc6LSia22KvQzkKnqgArBg==","signature_status":"signed_v1","signed_at":"2026-05-18T02:12:46.238192Z","signed_message":"canonical_sha256_bytes"},"source_id":"0907.5255","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0d412e5daacb03c2bf9bd68e7f7154b20da57bbfb7d07392049b25ffce3a862f","sha256:7b3728dfe5af0244cd8468c37fca809a2af1da8e4a7ba83c62f410528a03496c"],"state_sha256":"bf826407fc53a6535589e616ce111470933bf33dde1d8647140fecefb7d22c06"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xgp979g2S2YN8kMK6Sbo0se2I6CK4BnKbIReke1NDeZ+nziVocyRBsEso/MFHpedu5SDn3AB9RGsAQ7gicGdAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-24T02:42:29.348191Z","bundle_sha256":"3c7a35f88cd9267761001a9c5e142ea2974b0411e170fe7a3869d4adbe27c4ce"}}