{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:ZCYZ3WSFQLMKKUZKCOJXLSP3FA","short_pith_number":"pith:ZCYZ3WSF","canonical_record":{"source":{"id":"1712.01327","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-12-04T20:14:17Z","cross_cats_sorted":[],"title_canon_sha256":"301374cd3e72d2e465a5ce1a75cf8d4ec1402be32905038bb98ffab87958e14c","abstract_canon_sha256":"3b480f2feccb8ba171908e68dcf910b61cf71d252ed05aa35f9dcb445b916ff0"},"schema_version":"1.0"},"canonical_sha256":"c8b19dda4582d8a5532a139375c9fb2824e14c1562f7c86b5f62654c2c0bb10b","source":{"kind":"arxiv","id":"1712.01327","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1712.01327","created_at":"2026-05-18T00:25:15Z"},{"alias_kind":"arxiv_version","alias_value":"1712.01327v1","created_at":"2026-05-18T00:25:15Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1712.01327","created_at":"2026-05-18T00:25:15Z"},{"alias_kind":"pith_short_12","alias_value":"ZCYZ3WSFQLMK","created_at":"2026-05-18T12:31:59Z"},{"alias_kind":"pith_short_16","alias_value":"ZCYZ3WSFQLMKKUZK","created_at":"2026-05-18T12:31:59Z"},{"alias_kind":"pith_short_8","alias_value":"ZCYZ3WSF","created_at":"2026-05-18T12:31:59Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:ZCYZ3WSFQLMKKUZKCOJXLSP3FA","target":"record","payload":{"canonical_record":{"source":{"id":"1712.01327","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-12-04T20:14:17Z","cross_cats_sorted":[],"title_canon_sha256":"301374cd3e72d2e465a5ce1a75cf8d4ec1402be32905038bb98ffab87958e14c","abstract_canon_sha256":"3b480f2feccb8ba171908e68dcf910b61cf71d252ed05aa35f9dcb445b916ff0"},"schema_version":"1.0"},"canonical_sha256":"c8b19dda4582d8a5532a139375c9fb2824e14c1562f7c86b5f62654c2c0bb10b","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:25:15.804198Z","signature_b64":"/z1x0E7Bk/3J0L3IVQpGSPbT5wRJnV7Xag3WtUxVZI8HLOZJnTKOqLJqofAxqNxC2ol7zLm3FC5AmT9yXhjmCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c8b19dda4582d8a5532a139375c9fb2824e14c1562f7c86b5f62654c2c0bb10b","last_reissued_at":"2026-05-18T00:25:15.803475Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:25:15.803475Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1712.01327","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":"2026-05-18T00:25:15Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"dGvGN9FlWM42dUoobTeYAQCrFv8wrX7U16w000vXDmkzPbvXmSq0xVHQNG6Nx3XxjSy6Evp6k1/vjKMhGpgYCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T14:38:37.339861Z"},"content_sha256":"a422f46be3be203d37dd8d7cbc2273545c104c510026bd7845bae0d7f3419ae2","schema_version":"1.0","event_id":"sha256:a422f46be3be203d37dd8d7cbc2273545c104c510026bd7845bae0d7f3419ae2"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:ZCYZ3WSFQLMKKUZKCOJXLSP3FA","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Deep VLA observations of the cluster 1RXS J0603.3+4214 in the frequency range 1-2 GHz","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"C. Jones, F. Andrade-Santos, H. J. A. R\\\"ottgering, H. T. Intema, J. H. Croston, K. Rajpurohit, L. Rudnick, M. Br\\\"uggen, M. Hoeft, M. James Jee, R. J. van Weeren, R. P. Kraft, W. A. Dawson, W. R. Forman","submitted_at":"2017-12-04T20:14:17Z","abstract_excerpt":"We report L-band VLA observations of 1RXS J0603.3+4214, a cluster that hosts a bright radio relic, known as the Toothbrush, and an elongated giant radio halo. These new observations allow us to study the surface brightness distribution down to one arcsec resolution with very high sensitivity. Our images provide an unprecedented detailed view of the Toothbrush, revealing enigmatic filamentary structures. To study the spectral index distribution, we complement our analysis with published LOFAR and GMRT observations. The bright `brush' of the Toothbrush shows a prominent narrow ridge to its north"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1712.01327","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":"2026-05-18T00:25:15Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7pOfvTl2GL7/mQlJ4LJXTuIWWtOqi7RUv8Bstj3LKkc0DqhXVl8BholBJxFYmVBOa9i5IuiZA8BcklFANMQAAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T14:38:37.340202Z"},"content_sha256":"070c7cb2355b2a284b79b6bdfb3013daa55d2b1aa6aed0e42958d2d1aa036e1c","schema_version":"1.0","event_id":"sha256:070c7cb2355b2a284b79b6bdfb3013daa55d2b1aa6aed0e42958d2d1aa036e1c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ZCYZ3WSFQLMKKUZKCOJXLSP3FA/bundle.json","state_url":"https://pith.science/pith/ZCYZ3WSFQLMKKUZKCOJXLSP3FA/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ZCYZ3WSFQLMKKUZKCOJXLSP3FA/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":"2026-06-01T14:38:37Z","links":{"resolver":"https://pith.science/pith/ZCYZ3WSFQLMKKUZKCOJXLSP3FA","bundle":"https://pith.science/pith/ZCYZ3WSFQLMKKUZKCOJXLSP3FA/bundle.json","state":"https://pith.science/pith/ZCYZ3WSFQLMKKUZKCOJXLSP3FA/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ZCYZ3WSFQLMKKUZKCOJXLSP3FA/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:ZCYZ3WSFQLMKKUZKCOJXLSP3FA","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":"3b480f2feccb8ba171908e68dcf910b61cf71d252ed05aa35f9dcb445b916ff0","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-12-04T20:14:17Z","title_canon_sha256":"301374cd3e72d2e465a5ce1a75cf8d4ec1402be32905038bb98ffab87958e14c"},"schema_version":"1.0","source":{"id":"1712.01327","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1712.01327","created_at":"2026-05-18T00:25:15Z"},{"alias_kind":"arxiv_version","alias_value":"1712.01327v1","created_at":"2026-05-18T00:25:15Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1712.01327","created_at":"2026-05-18T00:25:15Z"},{"alias_kind":"pith_short_12","alias_value":"ZCYZ3WSFQLMK","created_at":"2026-05-18T12:31:59Z"},{"alias_kind":"pith_short_16","alias_value":"ZCYZ3WSFQLMKKUZK","created_at":"2026-05-18T12:31:59Z"},{"alias_kind":"pith_short_8","alias_value":"ZCYZ3WSF","created_at":"2026-05-18T12:31:59Z"}],"graph_snapshots":[{"event_id":"sha256:070c7cb2355b2a284b79b6bdfb3013daa55d2b1aa6aed0e42958d2d1aa036e1c","target":"graph","created_at":"2026-05-18T00:25:15Z","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 report L-band VLA observations of 1RXS J0603.3+4214, a cluster that hosts a bright radio relic, known as the Toothbrush, and an elongated giant radio halo. These new observations allow us to study the surface brightness distribution down to one arcsec resolution with very high sensitivity. Our images provide an unprecedented detailed view of the Toothbrush, revealing enigmatic filamentary structures. To study the spectral index distribution, we complement our analysis with published LOFAR and GMRT observations. The bright `brush' of the Toothbrush shows a prominent narrow ridge to its north","authors_text":"C. Jones, F. Andrade-Santos, H. J. A. R\\\"ottgering, H. T. Intema, J. H. Croston, K. Rajpurohit, L. Rudnick, M. Br\\\"uggen, M. Hoeft, M. James Jee, R. J. van Weeren, R. P. Kraft, W. A. Dawson, W. R. Forman","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-12-04T20:14:17Z","title":"Deep VLA observations of the cluster 1RXS J0603.3+4214 in the frequency range 1-2 GHz"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1712.01327","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:a422f46be3be203d37dd8d7cbc2273545c104c510026bd7845bae0d7f3419ae2","target":"record","created_at":"2026-05-18T00:25:15Z","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":"3b480f2feccb8ba171908e68dcf910b61cf71d252ed05aa35f9dcb445b916ff0","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-12-04T20:14:17Z","title_canon_sha256":"301374cd3e72d2e465a5ce1a75cf8d4ec1402be32905038bb98ffab87958e14c"},"schema_version":"1.0","source":{"id":"1712.01327","kind":"arxiv","version":1}},"canonical_sha256":"c8b19dda4582d8a5532a139375c9fb2824e14c1562f7c86b5f62654c2c0bb10b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c8b19dda4582d8a5532a139375c9fb2824e14c1562f7c86b5f62654c2c0bb10b","first_computed_at":"2026-05-18T00:25:15.803475Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:25:15.803475Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"/z1x0E7Bk/3J0L3IVQpGSPbT5wRJnV7Xag3WtUxVZI8HLOZJnTKOqLJqofAxqNxC2ol7zLm3FC5AmT9yXhjmCg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:25:15.804198Z","signed_message":"canonical_sha256_bytes"},"source_id":"1712.01327","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a422f46be3be203d37dd8d7cbc2273545c104c510026bd7845bae0d7f3419ae2","sha256:070c7cb2355b2a284b79b6bdfb3013daa55d2b1aa6aed0e42958d2d1aa036e1c"],"state_sha256":"1564453b2766beb70822b556483496eb65622dff6d133c25d7de144bcc91baa3"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"LtMm8+KKndwXW35dafiYgusMb/1NnaY4/4JgNDo4tVy98UbRN6gW6cGbqwgXftS0+V50LCsEBhXf3g/ij1bwBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-01T14:38:37.342047Z","bundle_sha256":"62606dbac445b391ab51b040e95504942ae364e5bac20cf149d7ac6f045fc72c"}}