{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:BNHORV23JEKCGRKTJPAPL4FFTX","short_pith_number":"pith:BNHORV23","canonical_record":{"source":{"id":"1106.5587","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2011-06-28T08:19:31Z","cross_cats_sorted":[],"title_canon_sha256":"4fa84c9687c8ea8c5db06367eccdcd6da8430debb0c7cf5e1287cc5471ad2e9b","abstract_canon_sha256":"6c656b26ceda3789d9fad0566d18bf09942061752a1abc660520f509d1b5c919"},"schema_version":"1.0"},"canonical_sha256":"0b4ee8d75b49142345534bc0f5f0a59dc7f5305c76633fc1c1dd805d323f5443","source":{"kind":"arxiv","id":"1106.5587","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1106.5587","created_at":"2026-05-18T02:01:29Z"},{"alias_kind":"arxiv_version","alias_value":"1106.5587v2","created_at":"2026-05-18T02:01:29Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1106.5587","created_at":"2026-05-18T02:01:29Z"},{"alias_kind":"pith_short_12","alias_value":"BNHORV23JEKC","created_at":"2026-05-18T12:26:24Z"},{"alias_kind":"pith_short_16","alias_value":"BNHORV23JEKCGRKT","created_at":"2026-05-18T12:26:24Z"},{"alias_kind":"pith_short_8","alias_value":"BNHORV23","created_at":"2026-05-18T12:26:24Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:BNHORV23JEKCGRKTJPAPL4FFTX","target":"record","payload":{"canonical_record":{"source":{"id":"1106.5587","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2011-06-28T08:19:31Z","cross_cats_sorted":[],"title_canon_sha256":"4fa84c9687c8ea8c5db06367eccdcd6da8430debb0c7cf5e1287cc5471ad2e9b","abstract_canon_sha256":"6c656b26ceda3789d9fad0566d18bf09942061752a1abc660520f509d1b5c919"},"schema_version":"1.0"},"canonical_sha256":"0b4ee8d75b49142345534bc0f5f0a59dc7f5305c76633fc1c1dd805d323f5443","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:01:29.978253Z","signature_b64":"mSrTRgOn/GDaBpSGUzYAt0xaiSGsfMEnGd+FPp7M6zjPVzIiRgPmeLG3E1qlxPErD3XPDL/AG2M6BgiqqZpnBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0b4ee8d75b49142345534bc0f5f0a59dc7f5305c76633fc1c1dd805d323f5443","last_reissued_at":"2026-05-18T02:01:29.977868Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:01:29.977868Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1106.5587","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T02:01:29Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"L1G+L7kiH+7VMY/qE4fif6gKoeoEq2lu6oZxBNRZEe751E5yv6EVHC7sOKMvmBRjB7ERF2iI2RJ7neDNOK6dBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T23:42:30.054729Z"},"content_sha256":"ca1b05ceb799b3f067c2c36cae081b99f6761cec2a3d956a75d83c13ca81d98d","schema_version":"1.0","event_id":"sha256:ca1b05ceb799b3f067c2c36cae081b99f6761cec2a3d956a75d83c13ca81d98d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:BNHORV23JEKCGRKTJPAPL4FFTX","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Rotational Support of Giant Clumps in High-z Disc Galaxies","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"Andreas Burkert, Avishai Dekel, Daniel Ceverino, Frederic Bournaud, Joel Primack, Nir Mandelker, Reinhard Genzel","submitted_at":"2011-06-28T08:19:31Z","abstract_excerpt":"We address the internal support against total free-fall collapse of the giant clumps that form by violent gravitational instability in high-z disc galaxies. Guidance is provided by an analytic model, where the proto-clumps are cut from a rotating disc and collapse to equilibrium while preserving angular momentum. This model predicts prograde clump rotation. This is confirmed in hydro-AMR zoom-in simulations of galaxies in a cosmological context. In most high-z clumps, the centrifugal force dominates the support, R=Vrot^2/Vcirc^2 > 0.5, where Vrot is the rotation velocity and Vcirc is the circu"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1106.5587","kind":"arxiv","version":2},"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":"2026-05-18T02:01:29Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"qPOcqcWys9TrAgXM9M42Bt6l+4xamQfhBExGNL3Mdqd/MIoxcz1WL3Y1KcMAkGlld8oDV0dgYYyYYZ6+2gnjBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T23:42:30.055387Z"},"content_sha256":"9ed71ac44a1553db233813b9232385b64e01cb7cd28fcff4dd0ca3255842477b","schema_version":"1.0","event_id":"sha256:9ed71ac44a1553db233813b9232385b64e01cb7cd28fcff4dd0ca3255842477b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/BNHORV23JEKCGRKTJPAPL4FFTX/bundle.json","state_url":"https://pith.science/pith/BNHORV23JEKCGRKTJPAPL4FFTX/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/BNHORV23JEKCGRKTJPAPL4FFTX/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":"2026-05-26T23:42:30Z","links":{"resolver":"https://pith.science/pith/BNHORV23JEKCGRKTJPAPL4FFTX","bundle":"https://pith.science/pith/BNHORV23JEKCGRKTJPAPL4FFTX/bundle.json","state":"https://pith.science/pith/BNHORV23JEKCGRKTJPAPL4FFTX/state.json","well_known_bundle":"https://pith.science/.well-known/pith/BNHORV23JEKCGRKTJPAPL4FFTX/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:BNHORV23JEKCGRKTJPAPL4FFTX","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":"6c656b26ceda3789d9fad0566d18bf09942061752a1abc660520f509d1b5c919","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2011-06-28T08:19:31Z","title_canon_sha256":"4fa84c9687c8ea8c5db06367eccdcd6da8430debb0c7cf5e1287cc5471ad2e9b"},"schema_version":"1.0","source":{"id":"1106.5587","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1106.5587","created_at":"2026-05-18T02:01:29Z"},{"alias_kind":"arxiv_version","alias_value":"1106.5587v2","created_at":"2026-05-18T02:01:29Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1106.5587","created_at":"2026-05-18T02:01:29Z"},{"alias_kind":"pith_short_12","alias_value":"BNHORV23JEKC","created_at":"2026-05-18T12:26:24Z"},{"alias_kind":"pith_short_16","alias_value":"BNHORV23JEKCGRKT","created_at":"2026-05-18T12:26:24Z"},{"alias_kind":"pith_short_8","alias_value":"BNHORV23","created_at":"2026-05-18T12:26:24Z"}],"graph_snapshots":[{"event_id":"sha256:9ed71ac44a1553db233813b9232385b64e01cb7cd28fcff4dd0ca3255842477b","target":"graph","created_at":"2026-05-18T02:01:29Z","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 address the internal support against total free-fall collapse of the giant clumps that form by violent gravitational instability in high-z disc galaxies. Guidance is provided by an analytic model, where the proto-clumps are cut from a rotating disc and collapse to equilibrium while preserving angular momentum. This model predicts prograde clump rotation. This is confirmed in hydro-AMR zoom-in simulations of galaxies in a cosmological context. In most high-z clumps, the centrifugal force dominates the support, R=Vrot^2/Vcirc^2 > 0.5, where Vrot is the rotation velocity and Vcirc is the circu","authors_text":"Andreas Burkert, Avishai Dekel, Daniel Ceverino, Frederic Bournaud, Joel Primack, Nir Mandelker, Reinhard Genzel","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2011-06-28T08:19:31Z","title":"Rotational Support of Giant Clumps in High-z Disc Galaxies"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1106.5587","kind":"arxiv","version":2},"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:ca1b05ceb799b3f067c2c36cae081b99f6761cec2a3d956a75d83c13ca81d98d","target":"record","created_at":"2026-05-18T02:01:29Z","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":"6c656b26ceda3789d9fad0566d18bf09942061752a1abc660520f509d1b5c919","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2011-06-28T08:19:31Z","title_canon_sha256":"4fa84c9687c8ea8c5db06367eccdcd6da8430debb0c7cf5e1287cc5471ad2e9b"},"schema_version":"1.0","source":{"id":"1106.5587","kind":"arxiv","version":2}},"canonical_sha256":"0b4ee8d75b49142345534bc0f5f0a59dc7f5305c76633fc1c1dd805d323f5443","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"0b4ee8d75b49142345534bc0f5f0a59dc7f5305c76633fc1c1dd805d323f5443","first_computed_at":"2026-05-18T02:01:29.977868Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:01:29.977868Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"mSrTRgOn/GDaBpSGUzYAt0xaiSGsfMEnGd+FPp7M6zjPVzIiRgPmeLG3E1qlxPErD3XPDL/AG2M6BgiqqZpnBg==","signature_status":"signed_v1","signed_at":"2026-05-18T02:01:29.978253Z","signed_message":"canonical_sha256_bytes"},"source_id":"1106.5587","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ca1b05ceb799b3f067c2c36cae081b99f6761cec2a3d956a75d83c13ca81d98d","sha256:9ed71ac44a1553db233813b9232385b64e01cb7cd28fcff4dd0ca3255842477b"],"state_sha256":"d24d85a0f2a61d09d56345823bf4d22f45b99a9e405a83936fc5f084c907204e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+IljQoTHcFn2/UJGdqmgeSgZWDzyG/8OmmyDDGJ1XcZCqgYJIrQBq5ug56Q6Jucwsk9621nPnjiBE00HzjNOBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T23:42:30.059018Z","bundle_sha256":"bb33e98ea2c3e6dfb63a9de8b02a61d9bafa2a46fa5e1bab3b10d5ac5c9f6849"}}