{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:7CSLT4NOEP56AFLCH7UY54D3WY","short_pith_number":"pith:7CSLT4NO","canonical_record":{"source":{"id":"1103.2828","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2011-03-15T02:11:23Z","cross_cats_sorted":[],"title_canon_sha256":"9e8bc5c4865e268a28aae7fd6c8adde9d11ae03bae143b43f46e1172ee3543ae","abstract_canon_sha256":"88f17fdb1be6d22d72dfefef956ad81a8efad8a44666006c86f8d3d75942cb7b"},"schema_version":"1.0"},"canonical_sha256":"f8a4b9f1ae23fbe015623fe98ef07bb63ec0400b06264ba95c7455c1e5703454","source":{"kind":"arxiv","id":"1103.2828","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1103.2828","created_at":"2026-05-18T02:02:53Z"},{"alias_kind":"arxiv_version","alias_value":"1103.2828v1","created_at":"2026-05-18T02:02:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1103.2828","created_at":"2026-05-18T02:02:53Z"},{"alias_kind":"pith_short_12","alias_value":"7CSLT4NOEP56","created_at":"2026-05-18T12:26:22Z"},{"alias_kind":"pith_short_16","alias_value":"7CSLT4NOEP56AFLC","created_at":"2026-05-18T12:26:22Z"},{"alias_kind":"pith_short_8","alias_value":"7CSLT4NO","created_at":"2026-05-18T12:26:22Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:7CSLT4NOEP56AFLCH7UY54D3WY","target":"record","payload":{"canonical_record":{"source":{"id":"1103.2828","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2011-03-15T02:11:23Z","cross_cats_sorted":[],"title_canon_sha256":"9e8bc5c4865e268a28aae7fd6c8adde9d11ae03bae143b43f46e1172ee3543ae","abstract_canon_sha256":"88f17fdb1be6d22d72dfefef956ad81a8efad8a44666006c86f8d3d75942cb7b"},"schema_version":"1.0"},"canonical_sha256":"f8a4b9f1ae23fbe015623fe98ef07bb63ec0400b06264ba95c7455c1e5703454","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:02:53.489738Z","signature_b64":"M7ZIj7SQ+3sYFrrSYSF3UbpoqVk/UZXZGgQVxJfY/0fnF9mlxA1UMaMKxP9mlehYI1nS880GLEuAzENREyaJAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f8a4b9f1ae23fbe015623fe98ef07bb63ec0400b06264ba95c7455c1e5703454","last_reissued_at":"2026-05-18T02:02:53.488999Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:02:53.488999Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1103.2828","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":"2026-05-18T02:02:53Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"V/G+GtkT4jwucEj29ZQVJbwiyfuEbB7Qt+pC7fLiOOzJCr1i3pZQqrQeDnMEbPprKdcZZf0NTf/GS0Qfqhs4CA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-11T11:00:32.177204Z"},"content_sha256":"7742b2f66fe0fa4511a23c7a4d5caf7bc6311a3e20483c34eb761c314e1c978e","schema_version":"1.0","event_id":"sha256:7742b2f66fe0fa4511a23c7a4d5caf7bc6311a3e20483c34eb761c314e1c978e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:7CSLT4NOEP56AFLCH7UY54D3WY","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The Ubiquitous Radio Continuum Emission from the Most Massive Early-Type Galaxies","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"Buell T. Jannuzi, David J. E. Floyd, Jeremy R. Mould, Michael J. I. Brown","submitted_at":"2011-03-15T02:11:23Z","abstract_excerpt":"We have measured the radio continuum emission of 396 early-type galaxies brighter than K = 9, using 1.4 GHz imagery from the NRAO VLA Sky Survey, Green Bank 300-ft Telescope and 64-m Parkes Radio Telescope. For M_K < -24 early-type galaxies, the distribution of radio powers at fixed absolute magnitude spans 4 orders of magnitude and the median radio power is proportional to K-band luminosity to the power 2.78\\pm0.16. The measured flux densities of M_K < -25.5 early-type galaxies are greater than zero in all cases. It is thus highly likely that the most massive galaxies always host an active ga"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1103.2828","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":"2026-05-18T02:02:53Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"P4QWkjRzFNuZsp7KNp+muklk9vy0XWp+HOpRKT0Qg6Fhz001tULUvMNvZfAmajINz6e75Xj/WEEYt3P+Xv/hCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-11T11:00:32.177581Z"},"content_sha256":"ce9887d04f948dce6db0c0893cf01dc35bd80e21ec5dae103b42ea5c80833e05","schema_version":"1.0","event_id":"sha256:ce9887d04f948dce6db0c0893cf01dc35bd80e21ec5dae103b42ea5c80833e05"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/7CSLT4NOEP56AFLCH7UY54D3WY/bundle.json","state_url":"https://pith.science/pith/7CSLT4NOEP56AFLCH7UY54D3WY/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/7CSLT4NOEP56AFLCH7UY54D3WY/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":"2026-06-11T11:00:32Z","links":{"resolver":"https://pith.science/pith/7CSLT4NOEP56AFLCH7UY54D3WY","bundle":"https://pith.science/pith/7CSLT4NOEP56AFLCH7UY54D3WY/bundle.json","state":"https://pith.science/pith/7CSLT4NOEP56AFLCH7UY54D3WY/state.json","well_known_bundle":"https://pith.science/.well-known/pith/7CSLT4NOEP56AFLCH7UY54D3WY/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:7CSLT4NOEP56AFLCH7UY54D3WY","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":"88f17fdb1be6d22d72dfefef956ad81a8efad8a44666006c86f8d3d75942cb7b","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2011-03-15T02:11:23Z","title_canon_sha256":"9e8bc5c4865e268a28aae7fd6c8adde9d11ae03bae143b43f46e1172ee3543ae"},"schema_version":"1.0","source":{"id":"1103.2828","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1103.2828","created_at":"2026-05-18T02:02:53Z"},{"alias_kind":"arxiv_version","alias_value":"1103.2828v1","created_at":"2026-05-18T02:02:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1103.2828","created_at":"2026-05-18T02:02:53Z"},{"alias_kind":"pith_short_12","alias_value":"7CSLT4NOEP56","created_at":"2026-05-18T12:26:22Z"},{"alias_kind":"pith_short_16","alias_value":"7CSLT4NOEP56AFLC","created_at":"2026-05-18T12:26:22Z"},{"alias_kind":"pith_short_8","alias_value":"7CSLT4NO","created_at":"2026-05-18T12:26:22Z"}],"graph_snapshots":[{"event_id":"sha256:ce9887d04f948dce6db0c0893cf01dc35bd80e21ec5dae103b42ea5c80833e05","target":"graph","created_at":"2026-05-18T02:02:53Z","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 have measured the radio continuum emission of 396 early-type galaxies brighter than K = 9, using 1.4 GHz imagery from the NRAO VLA Sky Survey, Green Bank 300-ft Telescope and 64-m Parkes Radio Telescope. For M_K < -24 early-type galaxies, the distribution of radio powers at fixed absolute magnitude spans 4 orders of magnitude and the median radio power is proportional to K-band luminosity to the power 2.78\\pm0.16. The measured flux densities of M_K < -25.5 early-type galaxies are greater than zero in all cases. It is thus highly likely that the most massive galaxies always host an active ga","authors_text":"Buell T. Jannuzi, David J. E. Floyd, Jeremy R. Mould, Michael J. I. Brown","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2011-03-15T02:11:23Z","title":"The Ubiquitous Radio Continuum Emission from the Most Massive Early-Type Galaxies"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1103.2828","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":"sha256:7742b2f66fe0fa4511a23c7a4d5caf7bc6311a3e20483c34eb761c314e1c978e","target":"record","created_at":"2026-05-18T02:02:53Z","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":"88f17fdb1be6d22d72dfefef956ad81a8efad8a44666006c86f8d3d75942cb7b","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2011-03-15T02:11:23Z","title_canon_sha256":"9e8bc5c4865e268a28aae7fd6c8adde9d11ae03bae143b43f46e1172ee3543ae"},"schema_version":"1.0","source":{"id":"1103.2828","kind":"arxiv","version":1}},"canonical_sha256":"f8a4b9f1ae23fbe015623fe98ef07bb63ec0400b06264ba95c7455c1e5703454","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f8a4b9f1ae23fbe015623fe98ef07bb63ec0400b06264ba95c7455c1e5703454","first_computed_at":"2026-05-18T02:02:53.488999Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:02:53.488999Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"M7ZIj7SQ+3sYFrrSYSF3UbpoqVk/UZXZGgQVxJfY/0fnF9mlxA1UMaMKxP9mlehYI1nS880GLEuAzENREyaJAQ==","signature_status":"signed_v1","signed_at":"2026-05-18T02:02:53.489738Z","signed_message":"canonical_sha256_bytes"},"source_id":"1103.2828","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7742b2f66fe0fa4511a23c7a4d5caf7bc6311a3e20483c34eb761c314e1c978e","sha256:ce9887d04f948dce6db0c0893cf01dc35bd80e21ec5dae103b42ea5c80833e05"],"state_sha256":"7473f7ab0e37ba367d573e3373f68942f4fbd75859c0ef8b94082e356e63bd46"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"36oZUQIU/a1FZNZI/zcBtFTZDObrEhwrYa036aa4yPLdEx8LgLtcdVUGVWA7zEqdjFFib79CVcVC020oDH2XCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-11T11:00:32.179535Z","bundle_sha256":"340f5c32eb3f64d6bf11b6b9184f00ce2aaddd8a71b8e1f04b34f36d26987564"}}