{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:5DVCT7QSUCXWWQHSUSEG2H3TVW","short_pith_number":"pith:5DVCT7QS","canonical_record":{"source":{"id":"2003.13705","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2020-03-30T18:00:03Z","cross_cats_sorted":[],"title_canon_sha256":"e347bad2c352fc2d0ecd90a0a289eb4757a5731302042d5dfdb74576730cf0ed","abstract_canon_sha256":"7e70a556ba60dde003cef6a0418b8cbd864854aa5c31f94719f23cf0eab3ad42"},"schema_version":"1.0"},"canonical_sha256":"e8ea29fe12a0af6b40f2a4886d1f73ad88939526eb9a2c56da2e93dbc680b878","source":{"kind":"arxiv","id":"2003.13705","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2003.13705","created_at":"2026-07-05T01:04:20Z"},{"alias_kind":"arxiv_version","alias_value":"2003.13705v3","created_at":"2026-07-05T01:04:20Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2003.13705","created_at":"2026-07-05T01:04:20Z"},{"alias_kind":"pith_short_12","alias_value":"5DVCT7QSUCXW","created_at":"2026-07-05T01:04:20Z"},{"alias_kind":"pith_short_16","alias_value":"5DVCT7QSUCXWWQHS","created_at":"2026-07-05T01:04:20Z"},{"alias_kind":"pith_short_8","alias_value":"5DVCT7QS","created_at":"2026-07-05T01:04:20Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:5DVCT7QSUCXWWQHSUSEG2H3TVW","target":"record","payload":{"canonical_record":{"source":{"id":"2003.13705","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2020-03-30T18:00:03Z","cross_cats_sorted":[],"title_canon_sha256":"e347bad2c352fc2d0ecd90a0a289eb4757a5731302042d5dfdb74576730cf0ed","abstract_canon_sha256":"7e70a556ba60dde003cef6a0418b8cbd864854aa5c31f94719f23cf0eab3ad42"},"schema_version":"1.0"},"canonical_sha256":"e8ea29fe12a0af6b40f2a4886d1f73ad88939526eb9a2c56da2e93dbc680b878","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T01:04:20.362303Z","signature_b64":"niWiXH1nyn75Isy0xye9bkfQsBXZ5Po12BqDlN2BozQihSod00765y2DY4o5vXgZpveiq87SLlammGU7yE6dCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e8ea29fe12a0af6b40f2a4886d1f73ad88939526eb9a2c56da2e93dbc680b878","last_reissued_at":"2026-07-05T01:04:20.361855Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T01:04:20.361855Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2003.13705","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T01:04:20Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"YmsYZ2BIdUM8+1Zgtwhk+nfVPlCda2kNXAMkGOLQibxh1ioQGLQEcGtR0ZNqvnrVpZRRJjVGfkV9k3AyaBiCDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T04:18:45.806585Z"},"content_sha256":"496b23587acdeb15660a4684cb9d1ac27bd7f75f39641e1f9f92313f9e198145","schema_version":"1.0","event_id":"sha256:496b23587acdeb15660a4684cb9d1ac27bd7f75f39641e1f9f92313f9e198145"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:5DVCT7QSUCXWWQHSUSEG2H3TVW","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The Fornax 3D project: Globular clusters tracing kinematics and metallicities","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"A. Bittner, D. A. Gadotti, E. Iodice, E. M. Corsini, F. Pinna, G. van de Ven, I. Mart\\'in-Navarro, J. Falc\\'on-Barroso, K. Fahrion, L. Coccato, L. Zhu, M. Hilker, M. Lyubenova, M. Sarzi, P. T. de Zeeuw, R. Leaman, R. M. McDermid, S. Viaene","submitted_at":"2020-03-30T18:00:03Z","abstract_excerpt":"Globular clusters (GCs) are found ubiquitously in massive galaxies and due to their old ages, they are regarded as fossil records of galaxy evolution. Spectroscopic studies of GC systems are often limited to the outskirts of galaxies, where GCs stand out against the galaxy background and serve as bright tracers of galaxy assembly. In this work, we use the capabilities of the Multi Unit Explorer Spectrograph (MUSE) to extract a spectroscopic sample of 722 GCs in the inner regions ($\\lesssim 3 R_\\text{eff}$) of 32 galaxies in the Fornax cluster. These galaxies were observed as part of the Fornax"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2003.13705","kind":"arxiv","version":3},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2003.13705/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-05T01:04:20Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9aj+XYtJLRTeazaGmUlGSN21zQZhBaHLFkhoAe+MbJx8vv5KbQvNIm8h1mV0UU5c1Y9C4jkg9G1sBD7otRI6BA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T04:18:45.807165Z"},"content_sha256":"575281e39fb5bad26ba3d6f2fbefdeb256e0a8aa1040dc595409a19bdd914bb6","schema_version":"1.0","event_id":"sha256:575281e39fb5bad26ba3d6f2fbefdeb256e0a8aa1040dc595409a19bdd914bb6"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/5DVCT7QSUCXWWQHSUSEG2H3TVW/bundle.json","state_url":"https://pith.science/pith/5DVCT7QSUCXWWQHSUSEG2H3TVW/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/5DVCT7QSUCXWWQHSUSEG2H3TVW/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":"2026-07-07T04:18:45Z","links":{"resolver":"https://pith.science/pith/5DVCT7QSUCXWWQHSUSEG2H3TVW","bundle":"https://pith.science/pith/5DVCT7QSUCXWWQHSUSEG2H3TVW/bundle.json","state":"https://pith.science/pith/5DVCT7QSUCXWWQHSUSEG2H3TVW/state.json","well_known_bundle":"https://pith.science/.well-known/pith/5DVCT7QSUCXWWQHSUSEG2H3TVW/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:5DVCT7QSUCXWWQHSUSEG2H3TVW","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":"7e70a556ba60dde003cef6a0418b8cbd864854aa5c31f94719f23cf0eab3ad42","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2020-03-30T18:00:03Z","title_canon_sha256":"e347bad2c352fc2d0ecd90a0a289eb4757a5731302042d5dfdb74576730cf0ed"},"schema_version":"1.0","source":{"id":"2003.13705","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2003.13705","created_at":"2026-07-05T01:04:20Z"},{"alias_kind":"arxiv_version","alias_value":"2003.13705v3","created_at":"2026-07-05T01:04:20Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2003.13705","created_at":"2026-07-05T01:04:20Z"},{"alias_kind":"pith_short_12","alias_value":"5DVCT7QSUCXW","created_at":"2026-07-05T01:04:20Z"},{"alias_kind":"pith_short_16","alias_value":"5DVCT7QSUCXWWQHS","created_at":"2026-07-05T01:04:20Z"},{"alias_kind":"pith_short_8","alias_value":"5DVCT7QS","created_at":"2026-07-05T01:04:20Z"}],"graph_snapshots":[{"event_id":"sha256:575281e39fb5bad26ba3d6f2fbefdeb256e0a8aa1040dc595409a19bdd914bb6","target":"graph","created_at":"2026-07-05T01:04:20Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2003.13705/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Globular clusters (GCs) are found ubiquitously in massive galaxies and due to their old ages, they are regarded as fossil records of galaxy evolution. Spectroscopic studies of GC systems are often limited to the outskirts of galaxies, where GCs stand out against the galaxy background and serve as bright tracers of galaxy assembly. In this work, we use the capabilities of the Multi Unit Explorer Spectrograph (MUSE) to extract a spectroscopic sample of 722 GCs in the inner regions ($\\lesssim 3 R_\\text{eff}$) of 32 galaxies in the Fornax cluster. These galaxies were observed as part of the Fornax","authors_text":"A. Bittner, D. A. Gadotti, E. Iodice, E. M. Corsini, F. Pinna, G. van de Ven, I. Mart\\'in-Navarro, J. Falc\\'on-Barroso, K. Fahrion, L. Coccato, L. Zhu, M. Hilker, M. Lyubenova, M. Sarzi, P. T. de Zeeuw, R. Leaman, R. M. McDermid, S. Viaene","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2020-03-30T18:00:03Z","title":"The Fornax 3D project: Globular clusters tracing kinematics and metallicities"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2003.13705","kind":"arxiv","version":3},"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":"sha256:496b23587acdeb15660a4684cb9d1ac27bd7f75f39641e1f9f92313f9e198145","target":"record","created_at":"2026-07-05T01:04:20Z","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":"7e70a556ba60dde003cef6a0418b8cbd864854aa5c31f94719f23cf0eab3ad42","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2020-03-30T18:00:03Z","title_canon_sha256":"e347bad2c352fc2d0ecd90a0a289eb4757a5731302042d5dfdb74576730cf0ed"},"schema_version":"1.0","source":{"id":"2003.13705","kind":"arxiv","version":3}},"canonical_sha256":"e8ea29fe12a0af6b40f2a4886d1f73ad88939526eb9a2c56da2e93dbc680b878","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e8ea29fe12a0af6b40f2a4886d1f73ad88939526eb9a2c56da2e93dbc680b878","first_computed_at":"2026-07-05T01:04:20.361855Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T01:04:20.361855Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"niWiXH1nyn75Isy0xye9bkfQsBXZ5Po12BqDlN2BozQihSod00765y2DY4o5vXgZpveiq87SLlammGU7yE6dCg==","signature_status":"signed_v1","signed_at":"2026-07-05T01:04:20.362303Z","signed_message":"canonical_sha256_bytes"},"source_id":"2003.13705","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:496b23587acdeb15660a4684cb9d1ac27bd7f75f39641e1f9f92313f9e198145","sha256:575281e39fb5bad26ba3d6f2fbefdeb256e0a8aa1040dc595409a19bdd914bb6"],"state_sha256":"4f51a7fb33da28851217764a250d458c785918001654d9fb049c32958ef23238"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"bxDO3MPYzStrpmS+xQaGnTSr02Ljs0GGqKrJFAxZnGroXEdXPVVqbhkQXY5MOd0GG2LKKY30IXTbaei2AOxjAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-07T04:18:45.809859Z","bundle_sha256":"6f3a9d05ea9a129f929960c093dd1aadcfae1d9765961fd27b722ff71bda6407"}}