{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2022:NKOTFUWJAKNH7ZJ2XQYMK3BOIX","short_pith_number":"pith:NKOTFUWJ","canonical_record":{"source":{"id":"2202.07162","kind":"arxiv","version":3},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2022-02-15T03:16:01Z","cross_cats_sorted":["astro-ph.CO","astro-ph.HE","astro-ph.SR"],"title_canon_sha256":"5594f459de30baf54a595e3f098ad4e1d752d41891741b699298c2a0ee4a0320","abstract_canon_sha256":"07eaf6cab45b09ab25dc00344b112d527bf64094f367dcaf651ef478ce32c7e9"},"schema_version":"1.0"},"canonical_sha256":"6a9d32d2c9029a7fe53abc30c56c2e45d3354a5c53fd43d1ff05903ccaf0d943","source":{"kind":"arxiv","id":"2202.07162","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2202.07162","created_at":"2026-07-05T05:01:19Z"},{"alias_kind":"arxiv_version","alias_value":"2202.07162v3","created_at":"2026-07-05T05:01:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2202.07162","created_at":"2026-07-05T05:01:19Z"},{"alias_kind":"pith_short_12","alias_value":"NKOTFUWJAKNH","created_at":"2026-07-05T05:01:19Z"},{"alias_kind":"pith_short_16","alias_value":"NKOTFUWJAKNH7ZJ2","created_at":"2026-07-05T05:01:19Z"},{"alias_kind":"pith_short_8","alias_value":"NKOTFUWJ","created_at":"2026-07-05T05:01:19Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2022:NKOTFUWJAKNH7ZJ2XQYMK3BOIX","target":"record","payload":{"canonical_record":{"source":{"id":"2202.07162","kind":"arxiv","version":3},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2022-02-15T03:16:01Z","cross_cats_sorted":["astro-ph.CO","astro-ph.HE","astro-ph.SR"],"title_canon_sha256":"5594f459de30baf54a595e3f098ad4e1d752d41891741b699298c2a0ee4a0320","abstract_canon_sha256":"07eaf6cab45b09ab25dc00344b112d527bf64094f367dcaf651ef478ce32c7e9"},"schema_version":"1.0"},"canonical_sha256":"6a9d32d2c9029a7fe53abc30c56c2e45d3354a5c53fd43d1ff05903ccaf0d943","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T05:01:19.258025Z","signature_b64":"HwlTaAEYHjYQpRpLPgtd/awQGcIw1GlwBwc2yBTEoOy2ogjCkP7gkiPqbbbVBPXuEJJ6ol1aNQlY/xxZG9k7Cw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6a9d32d2c9029a7fe53abc30c56c2e45d3354a5c53fd43d1ff05903ccaf0d943","last_reissued_at":"2026-07-05T05:01:19.257543Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T05:01:19.257543Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2202.07162","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":"2026-07-05T05:01:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Ed/EAF0Vtq8w/nQVt0x8Tjo1RogCEYdJE3Hi+KWPsvTTuJppsYf2PQfak4YV2eb6c8Xa/goE7R1g6gyrX76gDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-12T21:08:19.230952Z"},"content_sha256":"d8fd7a6cd82aad36c6396d371feefa8c4e0ecdc4e40b278bca6441dd4dd94cc7","schema_version":"1.0","event_id":"sha256:d8fd7a6cd82aad36c6396d371feefa8c4e0ecdc4e40b278bca6441dd4dd94cc7"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2022:NKOTFUWJAKNH7ZJ2XQYMK3BOIX","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"On the robustness of the velocity anisotropy parameter in probing the stellar kinematics in Milky Way like galaxies: Take away from TNG50 simulation","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["astro-ph.CO","astro-ph.HE","astro-ph.SR"],"primary_cat":"astro-ph.GA","authors_text":"Charles Alcock, Federico Marinacci, Harvard & Smithsonian), John C. Forbes, Jorge Moreno, Joshua S. Speagle, Lars Hernquist, Mark Vogelsberger, Paul Torrey, Razieh Emami (Center for Astrophysics, Shy Genel, Xuejian Shen","submitted_at":"2022-02-15T03:16:01Z","abstract_excerpt":"We analyze the velocity anisotropy of stars in real and energy space for a sample of Milky Way-like galaxies in the TNG50 simulation. We employ different selection criteria, including spatial, kinematic and metallicity cuts, and make three halo classes ($\\mathcal{A}$-$\\mathcal{C}$) which show mild-to-strong sensitivity to different selections. The above classes cover 48%, 16% and 36% of halos, respectively. We analyze the $\\beta$ radial profiles and divide them into either monotonically increasing radial profiles or ones with peaks and troughs. We demonstrate that halos with monotonically incr"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2202.07162","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/2202.07162/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":"2026-07-05T05:01:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Aw1lCChmgE5WPvQXisCPK+uWf0zEG9/9I3hiNwOBFV8nqXD1+Y9ecEhwPj2MrD3URPdx9peAbgbLn/rvGtAiBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-12T21:08:19.231515Z"},"content_sha256":"5cd7ea8602d6c44c534acbe890c316f1cd9fba105c20fae52d9153ece0c8cfda","schema_version":"1.0","event_id":"sha256:5cd7ea8602d6c44c534acbe890c316f1cd9fba105c20fae52d9153ece0c8cfda"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/NKOTFUWJAKNH7ZJ2XQYMK3BOIX/bundle.json","state_url":"https://pith.science/pith/NKOTFUWJAKNH7ZJ2XQYMK3BOIX/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/NKOTFUWJAKNH7ZJ2XQYMK3BOIX/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":"2026-08-12T21:08:19Z","links":{"resolver":"https://pith.science/pith/NKOTFUWJAKNH7ZJ2XQYMK3BOIX","bundle":"https://pith.science/pith/NKOTFUWJAKNH7ZJ2XQYMK3BOIX/bundle.json","state":"https://pith.science/pith/NKOTFUWJAKNH7ZJ2XQYMK3BOIX/state.json","well_known_bundle":"https://pith.science/.well-known/pith/NKOTFUWJAKNH7ZJ2XQYMK3BOIX/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:NKOTFUWJAKNH7ZJ2XQYMK3BOIX","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":"07eaf6cab45b09ab25dc00344b112d527bf64094f367dcaf651ef478ce32c7e9","cross_cats_sorted":["astro-ph.CO","astro-ph.HE","astro-ph.SR"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2022-02-15T03:16:01Z","title_canon_sha256":"5594f459de30baf54a595e3f098ad4e1d752d41891741b699298c2a0ee4a0320"},"schema_version":"1.0","source":{"id":"2202.07162","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2202.07162","created_at":"2026-07-05T05:01:19Z"},{"alias_kind":"arxiv_version","alias_value":"2202.07162v3","created_at":"2026-07-05T05:01:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2202.07162","created_at":"2026-07-05T05:01:19Z"},{"alias_kind":"pith_short_12","alias_value":"NKOTFUWJAKNH","created_at":"2026-07-05T05:01:19Z"},{"alias_kind":"pith_short_16","alias_value":"NKOTFUWJAKNH7ZJ2","created_at":"2026-07-05T05:01:19Z"},{"alias_kind":"pith_short_8","alias_value":"NKOTFUWJ","created_at":"2026-07-05T05:01:19Z"}],"graph_snapshots":[{"event_id":"sha256:5cd7ea8602d6c44c534acbe890c316f1cd9fba105c20fae52d9153ece0c8cfda","target":"graph","created_at":"2026-07-05T05:01:19Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2202.07162/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We analyze the velocity anisotropy of stars in real and energy space for a sample of Milky Way-like galaxies in the TNG50 simulation. We employ different selection criteria, including spatial, kinematic and metallicity cuts, and make three halo classes ($\\mathcal{A}$-$\\mathcal{C}$) which show mild-to-strong sensitivity to different selections. The above classes cover 48%, 16% and 36% of halos, respectively. We analyze the $\\beta$ radial profiles and divide them into either monotonically increasing radial profiles or ones with peaks and troughs. We demonstrate that halos with monotonically incr","authors_text":"Charles Alcock, Federico Marinacci, Harvard & Smithsonian), John C. Forbes, Jorge Moreno, Joshua S. Speagle, Lars Hernquist, Mark Vogelsberger, Paul Torrey, Razieh Emami (Center for Astrophysics, Shy Genel, Xuejian Shen","cross_cats":["astro-ph.CO","astro-ph.HE","astro-ph.SR"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2022-02-15T03:16:01Z","title":"On the robustness of the velocity anisotropy parameter in probing the stellar kinematics in Milky Way like galaxies: Take away from TNG50 simulation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2202.07162","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:d8fd7a6cd82aad36c6396d371feefa8c4e0ecdc4e40b278bca6441dd4dd94cc7","target":"record","created_at":"2026-07-05T05:01:19Z","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":"07eaf6cab45b09ab25dc00344b112d527bf64094f367dcaf651ef478ce32c7e9","cross_cats_sorted":["astro-ph.CO","astro-ph.HE","astro-ph.SR"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2022-02-15T03:16:01Z","title_canon_sha256":"5594f459de30baf54a595e3f098ad4e1d752d41891741b699298c2a0ee4a0320"},"schema_version":"1.0","source":{"id":"2202.07162","kind":"arxiv","version":3}},"canonical_sha256":"6a9d32d2c9029a7fe53abc30c56c2e45d3354a5c53fd43d1ff05903ccaf0d943","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6a9d32d2c9029a7fe53abc30c56c2e45d3354a5c53fd43d1ff05903ccaf0d943","first_computed_at":"2026-07-05T05:01:19.257543Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T05:01:19.257543Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"HwlTaAEYHjYQpRpLPgtd/awQGcIw1GlwBwc2yBTEoOy2ogjCkP7gkiPqbbbVBPXuEJJ6ol1aNQlY/xxZG9k7Cw==","signature_status":"signed_v1","signed_at":"2026-07-05T05:01:19.258025Z","signed_message":"canonical_sha256_bytes"},"source_id":"2202.07162","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d8fd7a6cd82aad36c6396d371feefa8c4e0ecdc4e40b278bca6441dd4dd94cc7","sha256:5cd7ea8602d6c44c534acbe890c316f1cd9fba105c20fae52d9153ece0c8cfda"],"state_sha256":"52d73eb425bbf74bed456c8d07af65f034eef8de766324b378668c584702b7c1"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"aT7fPuvQG0bLbkGWTyuwUv7mPcdC95eF6BFP7/9noeUm45ZEGA4AZTIuken+RSSTLY+UKSK8XT05/BHbMeSmDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-12T21:08:19.235470Z","bundle_sha256":"29636008870d4234960bdd73f6f2617b7e960b6b8db68750c303458d151c7afb"}}