{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:2WWS4FBVQXETWLQVCOK7JC2F5X","short_pith_number":"pith:2WWS4FBV","canonical_record":{"source":{"id":"1506.03873","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-06-11T23:49:21Z","cross_cats_sorted":[],"title_canon_sha256":"7a11a8f9e4126085e33441e7b8fcda5360b89af551f5afc82beacb540de1ebe2","abstract_canon_sha256":"ae7cd9461837342bf8b305fceb63fca6b50a2f30942235698e3b2cb8c0fb968c"},"schema_version":"1.0"},"canonical_sha256":"d5ad2e143585c93b2e151395f48b45edf46b65c910660995799519d5742ba181","source":{"kind":"arxiv","id":"1506.03873","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1506.03873","created_at":"2026-05-18T01:51:49Z"},{"alias_kind":"arxiv_version","alias_value":"1506.03873v1","created_at":"2026-05-18T01:51:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1506.03873","created_at":"2026-05-18T01:51:49Z"},{"alias_kind":"pith_short_12","alias_value":"2WWS4FBVQXET","created_at":"2026-05-18T12:29:02Z"},{"alias_kind":"pith_short_16","alias_value":"2WWS4FBVQXETWLQV","created_at":"2026-05-18T12:29:02Z"},{"alias_kind":"pith_short_8","alias_value":"2WWS4FBV","created_at":"2026-05-18T12:29:02Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:2WWS4FBVQXETWLQVCOK7JC2F5X","target":"record","payload":{"canonical_record":{"source":{"id":"1506.03873","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-06-11T23:49:21Z","cross_cats_sorted":[],"title_canon_sha256":"7a11a8f9e4126085e33441e7b8fcda5360b89af551f5afc82beacb540de1ebe2","abstract_canon_sha256":"ae7cd9461837342bf8b305fceb63fca6b50a2f30942235698e3b2cb8c0fb968c"},"schema_version":"1.0"},"canonical_sha256":"d5ad2e143585c93b2e151395f48b45edf46b65c910660995799519d5742ba181","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:51:49.014503Z","signature_b64":"9SZqrOcIdhydew2HG/DVyLSsa2xbG40+hUu6oZhXQSb2s6wzGHR+Yr2aLjgSPDYYWRNFgZRhKZiaWfsm4+OpCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d5ad2e143585c93b2e151395f48b45edf46b65c910660995799519d5742ba181","last_reissued_at":"2026-05-18T01:51:49.014023Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:51:49.014023Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1506.03873","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":"2026-05-18T01:51:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"n1tDgJQ9zG1POLlnpwkBKZr7HK8ZQY8dqXJQ7MfKF6e9lehVR1H7+Iger9sjBsxSL+pvhXZMbccPPsSjOzXtAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T21:25:39.067836Z"},"content_sha256":"41a56b632f8078bff4958d9f7920119c91cc1e2c3f4be1d286afb6209117f1d5","schema_version":"1.0","event_id":"sha256:41a56b632f8078bff4958d9f7920119c91cc1e2c3f4be1d286afb6209117f1d5"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:2WWS4FBVQXETWLQVCOK7JC2F5X","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"High-Resolution Images of Diffuse Neutral Clouds in the Milky Way. I. Observations, Imaging, and Basic Cloud Properties","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"2), (2) Argelander-Institut f\\\"ur Astronomie, (3) National Radio Astronomy Observatory, 4) ((1) University of Tasmania, (4) Dominion Radio Astronomy Observatory, Australia, Canada), Felix J. Lockman (3), Germany, John M. Dickey (1), Michael P. Rupen (3, Universit\\\"at Bonn, USA, Yurii Pidopryhora (1","submitted_at":"2015-06-11T23:49:21Z","abstract_excerpt":"A set of diffuse interstellar clouds in the inner Galaxy within a few hundred pc of the Galactic plane has been observed at an angular resolution of ~1 arcmin combining data from the NRAO Green Bank Telescope and the Very Large Array. At the distance of the clouds the linear resolution ranges from ~1.9 pc to ~2.8 pc. These clouds have been selected to be somewhat out of the Galactic plane and are thus not confused with unrelated emission, but in other respects they are a Galactic population. They are located near the tangent points in the inner Galaxy, and thus at a quantifiable distance: $2.3"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1506.03873","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":"2026-05-18T01:51:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9djzk/xy5kOQGyhlPT+PmUU7oTI+HemMKHqe+MRbJeKG78hsDIqbilEJBHii33Gxv+ITrICtGDOqgcMtpCiUAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T21:25:39.068566Z"},"content_sha256":"74b43cec8ea030dbaae7251990c77a0c90bad99942889c22a47f63010f5e7b57","schema_version":"1.0","event_id":"sha256:74b43cec8ea030dbaae7251990c77a0c90bad99942889c22a47f63010f5e7b57"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/2WWS4FBVQXETWLQVCOK7JC2F5X/bundle.json","state_url":"https://pith.science/pith/2WWS4FBVQXETWLQVCOK7JC2F5X/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/2WWS4FBVQXETWLQVCOK7JC2F5X/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":"2026-05-25T21:25:39Z","links":{"resolver":"https://pith.science/pith/2WWS4FBVQXETWLQVCOK7JC2F5X","bundle":"https://pith.science/pith/2WWS4FBVQXETWLQVCOK7JC2F5X/bundle.json","state":"https://pith.science/pith/2WWS4FBVQXETWLQVCOK7JC2F5X/state.json","well_known_bundle":"https://pith.science/.well-known/pith/2WWS4FBVQXETWLQVCOK7JC2F5X/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:2WWS4FBVQXETWLQVCOK7JC2F5X","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":"ae7cd9461837342bf8b305fceb63fca6b50a2f30942235698e3b2cb8c0fb968c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-06-11T23:49:21Z","title_canon_sha256":"7a11a8f9e4126085e33441e7b8fcda5360b89af551f5afc82beacb540de1ebe2"},"schema_version":"1.0","source":{"id":"1506.03873","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1506.03873","created_at":"2026-05-18T01:51:49Z"},{"alias_kind":"arxiv_version","alias_value":"1506.03873v1","created_at":"2026-05-18T01:51:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1506.03873","created_at":"2026-05-18T01:51:49Z"},{"alias_kind":"pith_short_12","alias_value":"2WWS4FBVQXET","created_at":"2026-05-18T12:29:02Z"},{"alias_kind":"pith_short_16","alias_value":"2WWS4FBVQXETWLQV","created_at":"2026-05-18T12:29:02Z"},{"alias_kind":"pith_short_8","alias_value":"2WWS4FBV","created_at":"2026-05-18T12:29:02Z"}],"graph_snapshots":[{"event_id":"sha256:74b43cec8ea030dbaae7251990c77a0c90bad99942889c22a47f63010f5e7b57","target":"graph","created_at":"2026-05-18T01:51:49Z","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":"A set of diffuse interstellar clouds in the inner Galaxy within a few hundred pc of the Galactic plane has been observed at an angular resolution of ~1 arcmin combining data from the NRAO Green Bank Telescope and the Very Large Array. At the distance of the clouds the linear resolution ranges from ~1.9 pc to ~2.8 pc. These clouds have been selected to be somewhat out of the Galactic plane and are thus not confused with unrelated emission, but in other respects they are a Galactic population. They are located near the tangent points in the inner Galaxy, and thus at a quantifiable distance: $2.3","authors_text":"2), (2) Argelander-Institut f\\\"ur Astronomie, (3) National Radio Astronomy Observatory, 4) ((1) University of Tasmania, (4) Dominion Radio Astronomy Observatory, Australia, Canada), Felix J. Lockman (3), Germany, John M. Dickey (1), Michael P. Rupen (3, Universit\\\"at Bonn, USA, Yurii Pidopryhora (1","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-06-11T23:49:21Z","title":"High-Resolution Images of Diffuse Neutral Clouds in the Milky Way. I. Observations, Imaging, and Basic Cloud Properties"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1506.03873","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":"sha256:41a56b632f8078bff4958d9f7920119c91cc1e2c3f4be1d286afb6209117f1d5","target":"record","created_at":"2026-05-18T01:51:49Z","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":"ae7cd9461837342bf8b305fceb63fca6b50a2f30942235698e3b2cb8c0fb968c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-06-11T23:49:21Z","title_canon_sha256":"7a11a8f9e4126085e33441e7b8fcda5360b89af551f5afc82beacb540de1ebe2"},"schema_version":"1.0","source":{"id":"1506.03873","kind":"arxiv","version":1}},"canonical_sha256":"d5ad2e143585c93b2e151395f48b45edf46b65c910660995799519d5742ba181","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d5ad2e143585c93b2e151395f48b45edf46b65c910660995799519d5742ba181","first_computed_at":"2026-05-18T01:51:49.014023Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:51:49.014023Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"9SZqrOcIdhydew2HG/DVyLSsa2xbG40+hUu6oZhXQSb2s6wzGHR+Yr2aLjgSPDYYWRNFgZRhKZiaWfsm4+OpCA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:51:49.014503Z","signed_message":"canonical_sha256_bytes"},"source_id":"1506.03873","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:41a56b632f8078bff4958d9f7920119c91cc1e2c3f4be1d286afb6209117f1d5","sha256:74b43cec8ea030dbaae7251990c77a0c90bad99942889c22a47f63010f5e7b57"],"state_sha256":"4dbd97e157785dcc3fd0ac03cb62052ce23955c440c0ca520f64453aadbb7104"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"IE1ED63ESuSszWHjsdEiMbyL8Q2Mxh02AEex0QKqP3/hoQHAr9fr1hgdzTEGinsBjYiDkIlM2fbOPWSE/MwECw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T21:25:39.072608Z","bundle_sha256":"086f9d1cb102e91978032a736d4272a453e26a3ef048bf710c9a58bb1c2661a9"}}