{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:LPNGXGMOHIH5BHXZBNYGUQ63VH","short_pith_number":"pith:LPNGXGMO","canonical_record":{"source":{"id":"1207.7071","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2012-07-30T20:00:01Z","cross_cats_sorted":["astro-ph.SR"],"title_canon_sha256":"13b23603bc1fd694746a0f6a7e3c79549ac09800abc7673d505825ab8956f1e1","abstract_canon_sha256":"489089cb7446ded4808ac3f8b7bb90ec0022f4d1d4402d2885d48385edfdc341"},"schema_version":"1.0"},"canonical_sha256":"5bda6b998e3a0fd09ef90b706a43dba9e1413b42ba0f1c6462b05374d49cc18d","source":{"kind":"arxiv","id":"1207.7071","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1207.7071","created_at":"2026-05-18T01:56:01Z"},{"alias_kind":"arxiv_version","alias_value":"1207.7071v1","created_at":"2026-05-18T01:56:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1207.7071","created_at":"2026-05-18T01:56:01Z"},{"alias_kind":"pith_short_12","alias_value":"LPNGXGMOHIH5","created_at":"2026-05-18T12:27:14Z"},{"alias_kind":"pith_short_16","alias_value":"LPNGXGMOHIH5BHXZ","created_at":"2026-05-18T12:27:14Z"},{"alias_kind":"pith_short_8","alias_value":"LPNGXGMO","created_at":"2026-05-18T12:27:14Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:LPNGXGMOHIH5BHXZBNYGUQ63VH","target":"record","payload":{"canonical_record":{"source":{"id":"1207.7071","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2012-07-30T20:00:01Z","cross_cats_sorted":["astro-ph.SR"],"title_canon_sha256":"13b23603bc1fd694746a0f6a7e3c79549ac09800abc7673d505825ab8956f1e1","abstract_canon_sha256":"489089cb7446ded4808ac3f8b7bb90ec0022f4d1d4402d2885d48385edfdc341"},"schema_version":"1.0"},"canonical_sha256":"5bda6b998e3a0fd09ef90b706a43dba9e1413b42ba0f1c6462b05374d49cc18d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:56:01.030735Z","signature_b64":"F7s2kpBdcvNDQhdVHI4B8Ma98KKumLsIrGhK7OMRYLv7WFiAdzppe6kj5UuJl17ik/tjhevzOp18TnmCfjMPAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5bda6b998e3a0fd09ef90b706a43dba9e1413b42ba0f1c6462b05374d49cc18d","last_reissued_at":"2026-05-18T01:56:01.030169Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:56:01.030169Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1207.7071","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":"2026-05-18T01:56:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"MQoKnYlNh2SlQUxe3isppjiDzz3AE6LlihrpALZ/AbRwiPPtpEK33V3roloYIJz4jX/A1jFke3RpJKlZA4WFBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T21:37:16.966031Z"},"content_sha256":"23943813f590cfa521182a071511e3119a1eae0149f4e1c9353a30c86ac6b973","schema_version":"1.0","event_id":"sha256:23943813f590cfa521182a071511e3119a1eae0149f4e1c9353a30c86ac6b973"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:LPNGXGMOHIH5BHXZBNYGUQ63VH","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The VLT-FLAMES Tarantula Survey VI: Evidence for rotation of the young massive cluster R136","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.SR"],"primary_cat":"astro-ph.GA","authors_text":"A. de Koter, C. J. Evans, E. Bressert, H. Sana, J. Ma\\'iz Apell\\'aniz, J. Th. van Loon, M. Gieles, N. Bastian, N. Markova, V. H\\'enault-Brunet (Edinburgh), W. D. Taylor","submitted_at":"2012-07-30T20:00:01Z","abstract_excerpt":"Although it has important ramifications for both the formation of star clusters and their subsequent dynamical evolution, rotation remains a largely unexplored characteristic of young star clusters (few Myr). Using multi-epoch spectroscopic data of the inner regions of 30 Doradus in the Large Magellanic Cloud (LMC) obtained as part of the VLT-FLAMES Tarantula Survey, we search for rotation of the young massive cluster R136. From the radial velocities of 36 apparently single O-type stars within a projected radius of 10 pc from the centre of the cluster, we find evidence, at the 95% confidence l"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1207.7071","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":"2026-05-18T01:56:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fru3AYPDHbLokJufM/CElFlnIjZEEIJOYSrGBUt6EWENGuPWUmA5xt0Z4Dm8qMrTr94d6I4PJg47F8qHMM56Bw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T21:37:16.966655Z"},"content_sha256":"3c0969d8e0c5e854d894f6994b444bbef67ac8a97fdbf50c4daf2b4d57ef5278","schema_version":"1.0","event_id":"sha256:3c0969d8e0c5e854d894f6994b444bbef67ac8a97fdbf50c4daf2b4d57ef5278"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/LPNGXGMOHIH5BHXZBNYGUQ63VH/bundle.json","state_url":"https://pith.science/pith/LPNGXGMOHIH5BHXZBNYGUQ63VH/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/LPNGXGMOHIH5BHXZBNYGUQ63VH/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":"2026-05-31T21:37:16Z","links":{"resolver":"https://pith.science/pith/LPNGXGMOHIH5BHXZBNYGUQ63VH","bundle":"https://pith.science/pith/LPNGXGMOHIH5BHXZBNYGUQ63VH/bundle.json","state":"https://pith.science/pith/LPNGXGMOHIH5BHXZBNYGUQ63VH/state.json","well_known_bundle":"https://pith.science/.well-known/pith/LPNGXGMOHIH5BHXZBNYGUQ63VH/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:LPNGXGMOHIH5BHXZBNYGUQ63VH","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":"489089cb7446ded4808ac3f8b7bb90ec0022f4d1d4402d2885d48385edfdc341","cross_cats_sorted":["astro-ph.SR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2012-07-30T20:00:01Z","title_canon_sha256":"13b23603bc1fd694746a0f6a7e3c79549ac09800abc7673d505825ab8956f1e1"},"schema_version":"1.0","source":{"id":"1207.7071","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1207.7071","created_at":"2026-05-18T01:56:01Z"},{"alias_kind":"arxiv_version","alias_value":"1207.7071v1","created_at":"2026-05-18T01:56:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1207.7071","created_at":"2026-05-18T01:56:01Z"},{"alias_kind":"pith_short_12","alias_value":"LPNGXGMOHIH5","created_at":"2026-05-18T12:27:14Z"},{"alias_kind":"pith_short_16","alias_value":"LPNGXGMOHIH5BHXZ","created_at":"2026-05-18T12:27:14Z"},{"alias_kind":"pith_short_8","alias_value":"LPNGXGMO","created_at":"2026-05-18T12:27:14Z"}],"graph_snapshots":[{"event_id":"sha256:3c0969d8e0c5e854d894f6994b444bbef67ac8a97fdbf50c4daf2b4d57ef5278","target":"graph","created_at":"2026-05-18T01:56:01Z","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":"Although it has important ramifications for both the formation of star clusters and their subsequent dynamical evolution, rotation remains a largely unexplored characteristic of young star clusters (few Myr). Using multi-epoch spectroscopic data of the inner regions of 30 Doradus in the Large Magellanic Cloud (LMC) obtained as part of the VLT-FLAMES Tarantula Survey, we search for rotation of the young massive cluster R136. From the radial velocities of 36 apparently single O-type stars within a projected radius of 10 pc from the centre of the cluster, we find evidence, at the 95% confidence l","authors_text":"A. de Koter, C. J. Evans, E. Bressert, H. Sana, J. Ma\\'iz Apell\\'aniz, J. Th. van Loon, M. Gieles, N. Bastian, N. Markova, V. H\\'enault-Brunet (Edinburgh), W. D. Taylor","cross_cats":["astro-ph.SR"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2012-07-30T20:00:01Z","title":"The VLT-FLAMES Tarantula Survey VI: Evidence for rotation of the young massive cluster R136"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1207.7071","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":"sha256:23943813f590cfa521182a071511e3119a1eae0149f4e1c9353a30c86ac6b973","target":"record","created_at":"2026-05-18T01:56:01Z","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":"489089cb7446ded4808ac3f8b7bb90ec0022f4d1d4402d2885d48385edfdc341","cross_cats_sorted":["astro-ph.SR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2012-07-30T20:00:01Z","title_canon_sha256":"13b23603bc1fd694746a0f6a7e3c79549ac09800abc7673d505825ab8956f1e1"},"schema_version":"1.0","source":{"id":"1207.7071","kind":"arxiv","version":1}},"canonical_sha256":"5bda6b998e3a0fd09ef90b706a43dba9e1413b42ba0f1c6462b05374d49cc18d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5bda6b998e3a0fd09ef90b706a43dba9e1413b42ba0f1c6462b05374d49cc18d","first_computed_at":"2026-05-18T01:56:01.030169Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:56:01.030169Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"F7s2kpBdcvNDQhdVHI4B8Ma98KKumLsIrGhK7OMRYLv7WFiAdzppe6kj5UuJl17ik/tjhevzOp18TnmCfjMPAg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:56:01.030735Z","signed_message":"canonical_sha256_bytes"},"source_id":"1207.7071","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:23943813f590cfa521182a071511e3119a1eae0149f4e1c9353a30c86ac6b973","sha256:3c0969d8e0c5e854d894f6994b444bbef67ac8a97fdbf50c4daf2b4d57ef5278"],"state_sha256":"e9b4010e59f80392d080f77dce166b766f0e90247da9be12d56bd3618854ce30"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ysDdODuD2TxohnNMMYj3I88aXlAgHzUa0FsSA/IQsng7la5fTx6Iowc85hqi0oG2az9R+i9YonoY5ktQqWK9DQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-31T21:37:16.970002Z","bundle_sha256":"af477ced798a9ea1c8c19d83d77b3dbfd5e3a766c19601142cc5a179053f3f4b"}}