{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:PWSVEZQZEDIA6LBUVHUXUPHXPY","short_pith_number":"pith:PWSVEZQZ","canonical_record":{"source":{"id":"1609.02145","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2016-09-07T20:00:01Z","cross_cats_sorted":[],"title_canon_sha256":"2a3a515a4bb1a35d9677814e951859b8402d2a9173e4991d521be42958b6439c","abstract_canon_sha256":"fa40e58fcbb8283ffb77a1929c9124f156c926bfd86e72af34467228eaa82d2f"},"schema_version":"1.0"},"canonical_sha256":"7da552661920d00f2c34a9e97a3cf77e2cfe3c26db1d973ec1fe08725cc2b53b","source":{"kind":"arxiv","id":"1609.02145","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1609.02145","created_at":"2026-05-18T00:50:19Z"},{"alias_kind":"arxiv_version","alias_value":"1609.02145v1","created_at":"2026-05-18T00:50:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1609.02145","created_at":"2026-05-18T00:50:19Z"},{"alias_kind":"pith_short_12","alias_value":"PWSVEZQZEDIA","created_at":"2026-05-18T12:30:39Z"},{"alias_kind":"pith_short_16","alias_value":"PWSVEZQZEDIA6LBU","created_at":"2026-05-18T12:30:39Z"},{"alias_kind":"pith_short_8","alias_value":"PWSVEZQZ","created_at":"2026-05-18T12:30:39Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:PWSVEZQZEDIA6LBUVHUXUPHXPY","target":"record","payload":{"canonical_record":{"source":{"id":"1609.02145","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2016-09-07T20:00:01Z","cross_cats_sorted":[],"title_canon_sha256":"2a3a515a4bb1a35d9677814e951859b8402d2a9173e4991d521be42958b6439c","abstract_canon_sha256":"fa40e58fcbb8283ffb77a1929c9124f156c926bfd86e72af34467228eaa82d2f"},"schema_version":"1.0"},"canonical_sha256":"7da552661920d00f2c34a9e97a3cf77e2cfe3c26db1d973ec1fe08725cc2b53b","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:50:19.194439Z","signature_b64":"jorg3Enz+BgK2ZSjiPkcuWVLcXGBH+GxpZv6YkksawMkFcZtq6ZDPAs92sgGZButnk6uUTwr0skgGhvjvmXCAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7da552661920d00f2c34a9e97a3cf77e2cfe3c26db1d973ec1fe08725cc2b53b","last_reissued_at":"2026-05-18T00:50:19.193818Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:50:19.193818Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1609.02145","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":"2026-05-18T00:50:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tnQLFwGbA1jshsyYdDcTVn/eQcIhxJCtgMWBI5QWXq3QawhkGo4qrmI2FZnGBerYZMOtmWPO6ousG+DdgCaQCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T15:27:59.741913Z"},"content_sha256":"5d6b78424929fd6dd4bb2b590b67afc4a45c81c10f37bb2c52e420b695f62980","schema_version":"1.0","event_id":"sha256:5d6b78424929fd6dd4bb2b590b67afc4a45c81c10f37bb2c52e420b695f62980"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:PWSVEZQZEDIA6LBUVHUXUPHXPY","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Star Formation in Nearby Early-Type Galaxies: The Radio Continuum Perspective","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Alison F. Crocker, Joan M. Wrobel, Katherine Alatalo, Kristina Nyland, Lisa M. Young, Martin Bureau, Pierre-Alain Duc, P. T. de Zeeuw, Raffaella Morganti, Richard M. McDermid, Timothy A. Davis, Tom Oosterloo","submitted_at":"2016-09-07T20:00:01Z","abstract_excerpt":"We present a 1.4 GHz Karl G. Jansky Very Large Array (VLA) study of a sample of early-type galaxies (ETGs) from the volume- and magnitude-limited ATLAS-3D survey. The radio morphologies of these ETGs at a resolution of 5\" are diverse and include sources that are compact on sub-kpc scales, resolved structures similar to those seen in star-forming spiral galaxies, and kpc-scale radio jets/lobes associated with active nuclei. We compare the 1.4 GHz, molecular gas, and infrared (IR) properties of these ETGs. The most CO-rich ATLAS-3D ETGs have radio luminosities consistent with extrapolations from"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1609.02145","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":"2026-05-18T00:50:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"IDPMIdRHh9Pvye6M1ScgsuwxD9aOVZthftvDiv89rqBA7byU+3RDxOsSSUpw3rRruxvTysNaxnIOXwxv5To0CQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T15:27:59.742716Z"},"content_sha256":"50d2e26dced4d5ba289b8c65975e105d2071f52252c0b7a4cf68f15ddb3de256","schema_version":"1.0","event_id":"sha256:50d2e26dced4d5ba289b8c65975e105d2071f52252c0b7a4cf68f15ddb3de256"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/PWSVEZQZEDIA6LBUVHUXUPHXPY/bundle.json","state_url":"https://pith.science/pith/PWSVEZQZEDIA6LBUVHUXUPHXPY/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/PWSVEZQZEDIA6LBUVHUXUPHXPY/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":"2026-05-30T15:27:59Z","links":{"resolver":"https://pith.science/pith/PWSVEZQZEDIA6LBUVHUXUPHXPY","bundle":"https://pith.science/pith/PWSVEZQZEDIA6LBUVHUXUPHXPY/bundle.json","state":"https://pith.science/pith/PWSVEZQZEDIA6LBUVHUXUPHXPY/state.json","well_known_bundle":"https://pith.science/.well-known/pith/PWSVEZQZEDIA6LBUVHUXUPHXPY/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:PWSVEZQZEDIA6LBUVHUXUPHXPY","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":"fa40e58fcbb8283ffb77a1929c9124f156c926bfd86e72af34467228eaa82d2f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2016-09-07T20:00:01Z","title_canon_sha256":"2a3a515a4bb1a35d9677814e951859b8402d2a9173e4991d521be42958b6439c"},"schema_version":"1.0","source":{"id":"1609.02145","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1609.02145","created_at":"2026-05-18T00:50:19Z"},{"alias_kind":"arxiv_version","alias_value":"1609.02145v1","created_at":"2026-05-18T00:50:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1609.02145","created_at":"2026-05-18T00:50:19Z"},{"alias_kind":"pith_short_12","alias_value":"PWSVEZQZEDIA","created_at":"2026-05-18T12:30:39Z"},{"alias_kind":"pith_short_16","alias_value":"PWSVEZQZEDIA6LBU","created_at":"2026-05-18T12:30:39Z"},{"alias_kind":"pith_short_8","alias_value":"PWSVEZQZ","created_at":"2026-05-18T12:30:39Z"}],"graph_snapshots":[{"event_id":"sha256:50d2e26dced4d5ba289b8c65975e105d2071f52252c0b7a4cf68f15ddb3de256","target":"graph","created_at":"2026-05-18T00:50:19Z","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":"We present a 1.4 GHz Karl G. Jansky Very Large Array (VLA) study of a sample of early-type galaxies (ETGs) from the volume- and magnitude-limited ATLAS-3D survey. The radio morphologies of these ETGs at a resolution of 5\" are diverse and include sources that are compact on sub-kpc scales, resolved structures similar to those seen in star-forming spiral galaxies, and kpc-scale radio jets/lobes associated with active nuclei. We compare the 1.4 GHz, molecular gas, and infrared (IR) properties of these ETGs. The most CO-rich ATLAS-3D ETGs have radio luminosities consistent with extrapolations from","authors_text":"Alison F. Crocker, Joan M. Wrobel, Katherine Alatalo, Kristina Nyland, Lisa M. Young, Martin Bureau, Pierre-Alain Duc, P. T. de Zeeuw, Raffaella Morganti, Richard M. McDermid, Timothy A. Davis, Tom Oosterloo","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2016-09-07T20:00:01Z","title":"Star Formation in Nearby Early-Type Galaxies: The Radio Continuum Perspective"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1609.02145","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":"sha256:5d6b78424929fd6dd4bb2b590b67afc4a45c81c10f37bb2c52e420b695f62980","target":"record","created_at":"2026-05-18T00:50:19Z","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":"fa40e58fcbb8283ffb77a1929c9124f156c926bfd86e72af34467228eaa82d2f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2016-09-07T20:00:01Z","title_canon_sha256":"2a3a515a4bb1a35d9677814e951859b8402d2a9173e4991d521be42958b6439c"},"schema_version":"1.0","source":{"id":"1609.02145","kind":"arxiv","version":1}},"canonical_sha256":"7da552661920d00f2c34a9e97a3cf77e2cfe3c26db1d973ec1fe08725cc2b53b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7da552661920d00f2c34a9e97a3cf77e2cfe3c26db1d973ec1fe08725cc2b53b","first_computed_at":"2026-05-18T00:50:19.193818Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:50:19.193818Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"jorg3Enz+BgK2ZSjiPkcuWVLcXGBH+GxpZv6YkksawMkFcZtq6ZDPAs92sgGZButnk6uUTwr0skgGhvjvmXCAA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:50:19.194439Z","signed_message":"canonical_sha256_bytes"},"source_id":"1609.02145","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5d6b78424929fd6dd4bb2b590b67afc4a45c81c10f37bb2c52e420b695f62980","sha256:50d2e26dced4d5ba289b8c65975e105d2071f52252c0b7a4cf68f15ddb3de256"],"state_sha256":"2ec728f7f8469d87ba6f45216dde5331e26a822f6c9eac79b9551aab394d768f"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+RwGcjEHQ8pKgvX3e1TLZEL6IIsuAEdGgybWEDv95xyN22NOTOUS9aaLuWKREFI7sCb3ZP2yaRSYcom/vd0CDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-30T15:27:59.746594Z","bundle_sha256":"ea30054879188abf3bd27cb15021e20e83d3d4398227b0770cc24ac428ea82a6"}}