{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2010:UXSRB7JDG6PU2OFKAEEHALEQWR","short_pith_number":"pith:UXSRB7JD","canonical_record":{"source":{"id":"1006.1659","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2010-06-08T20:27:15Z","cross_cats_sorted":["astro-ph.GA"],"title_canon_sha256":"4eabee0e34d99b1770320cc457a36685aa02402ba495041e1c6e4334e2f33401","abstract_canon_sha256":"9e8cd42dc405b96a4ef2147ec912c2d52f9e40604c325cf29ddb725f0a5c9d9f"},"schema_version":"1.0"},"canonical_sha256":"a5e510fd23379f4d38aa0108702c90b44c8cd7e7e2a68446920d95a085269ec8","source":{"kind":"arxiv","id":"1006.1659","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1006.1659","created_at":"2026-05-18T02:06:55Z"},{"alias_kind":"arxiv_version","alias_value":"1006.1659v1","created_at":"2026-05-18T02:06:55Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1006.1659","created_at":"2026-05-18T02:06:55Z"},{"alias_kind":"pith_short_12","alias_value":"UXSRB7JDG6PU","created_at":"2026-05-18T12:26:15Z"},{"alias_kind":"pith_short_16","alias_value":"UXSRB7JDG6PU2OFK","created_at":"2026-05-18T12:26:15Z"},{"alias_kind":"pith_short_8","alias_value":"UXSRB7JD","created_at":"2026-05-18T12:26:15Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2010:UXSRB7JDG6PU2OFKAEEHALEQWR","target":"record","payload":{"canonical_record":{"source":{"id":"1006.1659","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2010-06-08T20:27:15Z","cross_cats_sorted":["astro-ph.GA"],"title_canon_sha256":"4eabee0e34d99b1770320cc457a36685aa02402ba495041e1c6e4334e2f33401","abstract_canon_sha256":"9e8cd42dc405b96a4ef2147ec912c2d52f9e40604c325cf29ddb725f0a5c9d9f"},"schema_version":"1.0"},"canonical_sha256":"a5e510fd23379f4d38aa0108702c90b44c8cd7e7e2a68446920d95a085269ec8","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:06:55.867266Z","signature_b64":"Owh+Xag7EJaVOc/6ZzGp0r6g7Abi1yxhPNJ+dZ6fKzItrd1XKuKtSHbgvyKEe4n/Lytw5ascRmN8v0W7dHFHAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a5e510fd23379f4d38aa0108702c90b44c8cd7e7e2a68446920d95a085269ec8","last_reissued_at":"2026-05-18T02:06:55.866591Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:06:55.866591Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1006.1659","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":"2026-05-18T02:06:55Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"l1XUdC+gXNTWHa8uqyEjZ9wJgeZSuevv3SKoEU3KvLJyUyCAtFu6wNKhYQuG4Xzdplc2wmd4oCyBQxf69jEXBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T21:33:44.628483Z"},"content_sha256":"039ece3ff8be12be0cec1c0b2be076406b627a1153e6b2e61027862858c8e6a6","schema_version":"1.0","event_id":"sha256:039ece3ff8be12be0cec1c0b2be076406b627a1153e6b2e61027862858c8e6a6"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2010:UXSRB7JDG6PU2OFKAEEHALEQWR","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Misaligned Angular Momentum in Hydrodynamic Cosmological Simulations: Warps, Outer Discs, and Thick Discs","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.GA"],"primary_cat":"astro-ph.CO","authors_text":"Alyson M. Brooks, Chris B. Brook, Fabio Governato, James Wadsley, Julianne J. Dalcanton, Rok Ro\\v{s}kar, Thomas R. Quinn, Victor P. Debattista","submitted_at":"2010-06-08T20:27:15Z","abstract_excerpt":"We present a detailed analysis of a disc galaxy forming in a high-resolution fully cosmological simulation to investigate the nature of the outer regions of discs and their relevance for the disc formation process. Specifically, we focus on the phenomenon of misaligned disc components and find that the outer disc warp is a consequence of the misalignment between the inner disc and the surrounding hot gaseous halo. As the infalling cold gas sinks toward the centre of the galaxy, it is strongly torqued by the hot gas halo. By the time the fresh gas reaches the central disc-forming region its ang"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1006.1659","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":"2026-05-18T02:06:55Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fodgtRcEoIX/2NBZdyh59ju1jD4VIfLwvpxduhjaARuXAXHVCFU6AZulcG2XG5DzU5b305dtUh9MYfcBcry1Cg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T21:33:44.629136Z"},"content_sha256":"232ba3b8cdbc3ab4359856b4b7212f686a6fdfc2c5058393fada799b15449b55","schema_version":"1.0","event_id":"sha256:232ba3b8cdbc3ab4359856b4b7212f686a6fdfc2c5058393fada799b15449b55"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/UXSRB7JDG6PU2OFKAEEHALEQWR/bundle.json","state_url":"https://pith.science/pith/UXSRB7JDG6PU2OFKAEEHALEQWR/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/UXSRB7JDG6PU2OFKAEEHALEQWR/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":"2026-06-02T21:33:44Z","links":{"resolver":"https://pith.science/pith/UXSRB7JDG6PU2OFKAEEHALEQWR","bundle":"https://pith.science/pith/UXSRB7JDG6PU2OFKAEEHALEQWR/bundle.json","state":"https://pith.science/pith/UXSRB7JDG6PU2OFKAEEHALEQWR/state.json","well_known_bundle":"https://pith.science/.well-known/pith/UXSRB7JDG6PU2OFKAEEHALEQWR/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:UXSRB7JDG6PU2OFKAEEHALEQWR","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":"9e8cd42dc405b96a4ef2147ec912c2d52f9e40604c325cf29ddb725f0a5c9d9f","cross_cats_sorted":["astro-ph.GA"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2010-06-08T20:27:15Z","title_canon_sha256":"4eabee0e34d99b1770320cc457a36685aa02402ba495041e1c6e4334e2f33401"},"schema_version":"1.0","source":{"id":"1006.1659","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1006.1659","created_at":"2026-05-18T02:06:55Z"},{"alias_kind":"arxiv_version","alias_value":"1006.1659v1","created_at":"2026-05-18T02:06:55Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1006.1659","created_at":"2026-05-18T02:06:55Z"},{"alias_kind":"pith_short_12","alias_value":"UXSRB7JDG6PU","created_at":"2026-05-18T12:26:15Z"},{"alias_kind":"pith_short_16","alias_value":"UXSRB7JDG6PU2OFK","created_at":"2026-05-18T12:26:15Z"},{"alias_kind":"pith_short_8","alias_value":"UXSRB7JD","created_at":"2026-05-18T12:26:15Z"}],"graph_snapshots":[{"event_id":"sha256:232ba3b8cdbc3ab4359856b4b7212f686a6fdfc2c5058393fada799b15449b55","target":"graph","created_at":"2026-05-18T02:06:55Z","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 detailed analysis of a disc galaxy forming in a high-resolution fully cosmological simulation to investigate the nature of the outer regions of discs and their relevance for the disc formation process. Specifically, we focus on the phenomenon of misaligned disc components and find that the outer disc warp is a consequence of the misalignment between the inner disc and the surrounding hot gaseous halo. As the infalling cold gas sinks toward the centre of the galaxy, it is strongly torqued by the hot gas halo. By the time the fresh gas reaches the central disc-forming region its ang","authors_text":"Alyson M. Brooks, Chris B. Brook, Fabio Governato, James Wadsley, Julianne J. Dalcanton, Rok Ro\\v{s}kar, Thomas R. Quinn, Victor P. Debattista","cross_cats":["astro-ph.GA"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2010-06-08T20:27:15Z","title":"Misaligned Angular Momentum in Hydrodynamic Cosmological Simulations: Warps, Outer Discs, and Thick Discs"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1006.1659","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":"sha256:039ece3ff8be12be0cec1c0b2be076406b627a1153e6b2e61027862858c8e6a6","target":"record","created_at":"2026-05-18T02:06:55Z","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":"9e8cd42dc405b96a4ef2147ec912c2d52f9e40604c325cf29ddb725f0a5c9d9f","cross_cats_sorted":["astro-ph.GA"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2010-06-08T20:27:15Z","title_canon_sha256":"4eabee0e34d99b1770320cc457a36685aa02402ba495041e1c6e4334e2f33401"},"schema_version":"1.0","source":{"id":"1006.1659","kind":"arxiv","version":1}},"canonical_sha256":"a5e510fd23379f4d38aa0108702c90b44c8cd7e7e2a68446920d95a085269ec8","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a5e510fd23379f4d38aa0108702c90b44c8cd7e7e2a68446920d95a085269ec8","first_computed_at":"2026-05-18T02:06:55.866591Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:06:55.866591Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Owh+Xag7EJaVOc/6ZzGp0r6g7Abi1yxhPNJ+dZ6fKzItrd1XKuKtSHbgvyKEe4n/Lytw5ascRmN8v0W7dHFHAQ==","signature_status":"signed_v1","signed_at":"2026-05-18T02:06:55.867266Z","signed_message":"canonical_sha256_bytes"},"source_id":"1006.1659","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:039ece3ff8be12be0cec1c0b2be076406b627a1153e6b2e61027862858c8e6a6","sha256:232ba3b8cdbc3ab4359856b4b7212f686a6fdfc2c5058393fada799b15449b55"],"state_sha256":"f2b820ff9b2cc25c7a9ce9be48bccb3c149653f62d0d524247a84033116efc74"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Hm/QIjF8LGBnt0I3UI9f+7MLTm9DWF5TSu8nH4lUm9f/jCUi3hTJoYB4IFwnBLmUTXyDVKxRY+yKEFQdTcVKAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-02T21:33:44.631973Z","bundle_sha256":"2f6c29e9b869ccba1917d5e69a2b659f0c2edb621cfb044f3725a361b3734f36"}}