{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:FCMGCS2TNTKLBCTDZOIZWSKG7J","short_pith_number":"pith:FCMGCS2T","canonical_record":{"source":{"id":"2405.09609","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2024-05-15T18:00:00Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"4abdbfd6a86c67089ac92c2d473fd9ec8ba25bef3767b922a80c80f224f7f213","abstract_canon_sha256":"21606ca5172d4f2a4a0bf4bf6ff29ce8bc4fef083100c7991dc85ff4b49056b2"},"schema_version":"1.0"},"canonical_sha256":"2898614b536cd4b08a63cb919b4946fa77fa7f48f692cf9223e5cc4ced51ec6d","source":{"kind":"arxiv","id":"2405.09609","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2405.09609","created_at":"2026-07-05T08:34:19Z"},{"alias_kind":"arxiv_version","alias_value":"2405.09609v2","created_at":"2026-07-05T08:34:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2405.09609","created_at":"2026-07-05T08:34:19Z"},{"alias_kind":"pith_short_12","alias_value":"FCMGCS2TNTKL","created_at":"2026-07-05T08:34:19Z"},{"alias_kind":"pith_short_16","alias_value":"FCMGCS2TNTKLBCTD","created_at":"2026-07-05T08:34:19Z"},{"alias_kind":"pith_short_8","alias_value":"FCMGCS2T","created_at":"2026-07-05T08:34:19Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:FCMGCS2TNTKLBCTDZOIZWSKG7J","target":"record","payload":{"canonical_record":{"source":{"id":"2405.09609","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2024-05-15T18:00:00Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"4abdbfd6a86c67089ac92c2d473fd9ec8ba25bef3767b922a80c80f224f7f213","abstract_canon_sha256":"21606ca5172d4f2a4a0bf4bf6ff29ce8bc4fef083100c7991dc85ff4b49056b2"},"schema_version":"1.0"},"canonical_sha256":"2898614b536cd4b08a63cb919b4946fa77fa7f48f692cf9223e5cc4ced51ec6d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T08:34:19.009656Z","signature_b64":"r9c8JnKmcHR8ZpM2zG+xPDx2MaAmWs6duosrMFNFxzLVUuIJinp2E+m3NThhjHrmEGu/YxyEco86koXzSy/8Aw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2898614b536cd4b08a63cb919b4946fa77fa7f48f692cf9223e5cc4ced51ec6d","last_reissued_at":"2026-07-05T08:34:19.009193Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T08:34:19.009193Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2405.09609","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":"2026-07-05T08:34:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"txPvBZbFVYR1TYuwc3AnawTYwVitwDi8MO1YAhotik6M4wwDeSFjxBZ7CAeVJHI4oQ55l/pX7uoamptVdoWUBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-09T00:17:19.567756Z"},"content_sha256":"8e87c926895587ecd5a5f41e07cec62a59d6940c677f3e8130e3a2ece848a2d1","schema_version":"1.0","event_id":"sha256:8e87c926895587ecd5a5f41e07cec62a59d6940c677f3e8130e3a2ece848a2d1"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:FCMGCS2TNTKLBCTDZOIZWSKG7J","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Open star clusters and their asymmetrical tidal tails","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO"],"primary_cat":"astro-ph.GA","authors_text":"Ingo Thies (Bonn), Jan Pflamm-Altenburg (Bonn), Pavel Kroupa (Bonn, Prague), Sergij Mazurenko (Bonn), Tereza Jerabkova (Garching), Vikrant Jadhav (Bonn), Wenjie Wu (Bonn)","submitted_at":"2024-05-15T18:00:00Z","abstract_excerpt":"Stars that evaporate from their star cluster by the energy equipartition process end up either in a leading or a trailing tidal tail. In Newtonian gravitation and for open star clusters in the Solar vicinity, the tidal threshold, or prah, for escape is symmetrical, such that the leading and trailing tails are equally populated. The data by six independent teams that applied the convergent point method to map out the tidal tails of four open clusters (the Hyades, the Praesepe, Coma Berenices and COIN-Gaia13) using Gaia DR2 and DR3 are here applied to test for the expected symmetry. All tidal ta"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2405.09609","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2405.09609/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":"2026-07-05T08:34:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"UEghWPbE6TbDVCDEig/F/GD8mv6S34qtGYRNgJhg2GNF1wNLVnVRi/i98m7TKaMmgVs17htYFrJhKM+3GtktAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-09T00:17:19.568913Z"},"content_sha256":"36284f14d377cfda7eea8452aa5761485d560b1bbea6d85503c32ca2a2ad0f1e","schema_version":"1.0","event_id":"sha256:36284f14d377cfda7eea8452aa5761485d560b1bbea6d85503c32ca2a2ad0f1e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/FCMGCS2TNTKLBCTDZOIZWSKG7J/bundle.json","state_url":"https://pith.science/pith/FCMGCS2TNTKLBCTDZOIZWSKG7J/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/FCMGCS2TNTKLBCTDZOIZWSKG7J/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":"2026-08-09T00:17:19Z","links":{"resolver":"https://pith.science/pith/FCMGCS2TNTKLBCTDZOIZWSKG7J","bundle":"https://pith.science/pith/FCMGCS2TNTKLBCTDZOIZWSKG7J/bundle.json","state":"https://pith.science/pith/FCMGCS2TNTKLBCTDZOIZWSKG7J/state.json","well_known_bundle":"https://pith.science/.well-known/pith/FCMGCS2TNTKLBCTDZOIZWSKG7J/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:FCMGCS2TNTKLBCTDZOIZWSKG7J","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":"21606ca5172d4f2a4a0bf4bf6ff29ce8bc4fef083100c7991dc85ff4b49056b2","cross_cats_sorted":["astro-ph.CO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2024-05-15T18:00:00Z","title_canon_sha256":"4abdbfd6a86c67089ac92c2d473fd9ec8ba25bef3767b922a80c80f224f7f213"},"schema_version":"1.0","source":{"id":"2405.09609","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2405.09609","created_at":"2026-07-05T08:34:19Z"},{"alias_kind":"arxiv_version","alias_value":"2405.09609v2","created_at":"2026-07-05T08:34:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2405.09609","created_at":"2026-07-05T08:34:19Z"},{"alias_kind":"pith_short_12","alias_value":"FCMGCS2TNTKL","created_at":"2026-07-05T08:34:19Z"},{"alias_kind":"pith_short_16","alias_value":"FCMGCS2TNTKLBCTD","created_at":"2026-07-05T08:34:19Z"},{"alias_kind":"pith_short_8","alias_value":"FCMGCS2T","created_at":"2026-07-05T08:34:19Z"}],"graph_snapshots":[{"event_id":"sha256:36284f14d377cfda7eea8452aa5761485d560b1bbea6d85503c32ca2a2ad0f1e","target":"graph","created_at":"2026-07-05T08:34:19Z","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/2405.09609/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Stars that evaporate from their star cluster by the energy equipartition process end up either in a leading or a trailing tidal tail. In Newtonian gravitation and for open star clusters in the Solar vicinity, the tidal threshold, or prah, for escape is symmetrical, such that the leading and trailing tails are equally populated. The data by six independent teams that applied the convergent point method to map out the tidal tails of four open clusters (the Hyades, the Praesepe, Coma Berenices and COIN-Gaia13) using Gaia DR2 and DR3 are here applied to test for the expected symmetry. All tidal ta","authors_text":"Ingo Thies (Bonn), Jan Pflamm-Altenburg (Bonn), Pavel Kroupa (Bonn, Prague), Sergij Mazurenko (Bonn), Tereza Jerabkova (Garching), Vikrant Jadhav (Bonn), Wenjie Wu (Bonn)","cross_cats":["astro-ph.CO"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2024-05-15T18:00:00Z","title":"Open star clusters and their asymmetrical tidal tails"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2405.09609","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":"sha256:8e87c926895587ecd5a5f41e07cec62a59d6940c677f3e8130e3a2ece848a2d1","target":"record","created_at":"2026-07-05T08:34:19Z","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":"21606ca5172d4f2a4a0bf4bf6ff29ce8bc4fef083100c7991dc85ff4b49056b2","cross_cats_sorted":["astro-ph.CO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2024-05-15T18:00:00Z","title_canon_sha256":"4abdbfd6a86c67089ac92c2d473fd9ec8ba25bef3767b922a80c80f224f7f213"},"schema_version":"1.0","source":{"id":"2405.09609","kind":"arxiv","version":2}},"canonical_sha256":"2898614b536cd4b08a63cb919b4946fa77fa7f48f692cf9223e5cc4ced51ec6d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"2898614b536cd4b08a63cb919b4946fa77fa7f48f692cf9223e5cc4ced51ec6d","first_computed_at":"2026-07-05T08:34:19.009193Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T08:34:19.009193Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"r9c8JnKmcHR8ZpM2zG+xPDx2MaAmWs6duosrMFNFxzLVUuIJinp2E+m3NThhjHrmEGu/YxyEco86koXzSy/8Aw==","signature_status":"signed_v1","signed_at":"2026-07-05T08:34:19.009656Z","signed_message":"canonical_sha256_bytes"},"source_id":"2405.09609","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:8e87c926895587ecd5a5f41e07cec62a59d6940c677f3e8130e3a2ece848a2d1","sha256:36284f14d377cfda7eea8452aa5761485d560b1bbea6d85503c32ca2a2ad0f1e"],"state_sha256":"64ac5564dfd0b71181fe2fece44060da133e210104e50193510c056c1106c7be"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Sfcg7cf95qRd5+edmrRIGa4lVhi6HOzsmidVjYeO8VWZU4bQUQhVKyqMVPC6Ie3nOcw3ZuZcNQ2SxQe6PraEAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-09T00:17:19.579278Z","bundle_sha256":"3bf83f61205d898a5aaf1e572df471bb759c713d9c2e66fa6538ef6917a087a8"}}