{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:G66V6UL3DIFJSCFSRWAU7BHXTC","short_pith_number":"pith:G66V6UL3","canonical_record":{"source":{"id":"2410.07311","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2024-10-09T18:00:00Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"3001274cbff89c3f1bb8ef6ab1c3270877f20283258d63141906d71966d1851d","abstract_canon_sha256":"40bf72a52fcf9b9fbe495ce1f159921870868b2bf8bfdebe46b4df8527538277"},"schema_version":"1.0"},"canonical_sha256":"37bd5f517b1a0a9908b28d814f84f7988213df7f0f0bddf9b66bf6730ca94910","source":{"kind":"arxiv","id":"2410.07311","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2410.07311","created_at":"2026-07-05T09:54:29Z"},{"alias_kind":"arxiv_version","alias_value":"2410.07311v2","created_at":"2026-07-05T09:54:29Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2410.07311","created_at":"2026-07-05T09:54:29Z"},{"alias_kind":"pith_short_12","alias_value":"G66V6UL3DIFJ","created_at":"2026-07-05T09:54:29Z"},{"alias_kind":"pith_short_16","alias_value":"G66V6UL3DIFJSCFS","created_at":"2026-07-05T09:54:29Z"},{"alias_kind":"pith_short_8","alias_value":"G66V6UL3","created_at":"2026-07-05T09:54:29Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:G66V6UL3DIFJSCFSRWAU7BHXTC","target":"record","payload":{"canonical_record":{"source":{"id":"2410.07311","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2024-10-09T18:00:00Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"3001274cbff89c3f1bb8ef6ab1c3270877f20283258d63141906d71966d1851d","abstract_canon_sha256":"40bf72a52fcf9b9fbe495ce1f159921870868b2bf8bfdebe46b4df8527538277"},"schema_version":"1.0"},"canonical_sha256":"37bd5f517b1a0a9908b28d814f84f7988213df7f0f0bddf9b66bf6730ca94910","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T09:54:29.164876Z","signature_b64":"Afkn7jEpc5sFkAyFixPriNRFoUxh3habIkrS9j/4A+9TvjQU0XnSg7TDb+nSEtSKamIrOcWSbdXm0IlBuBW4BA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"37bd5f517b1a0a9908b28d814f84f7988213df7f0f0bddf9b66bf6730ca94910","last_reissued_at":"2026-07-05T09:54:29.164439Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T09:54:29.164439Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2410.07311","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":"2026-07-05T09:54:29Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"DMekERJSsyW5pYz09GMb43Ox+fxRMMYafHjRfFeVse4JXWe2em8WFwOl6GMN3zZS0hQOD5ZBdHT2oKZFzYBbBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T00:45:05.726356Z"},"content_sha256":"f41c58117254cb291db06d82583f49becaba820bb6e7a01e2402cd56b39027de","schema_version":"1.0","event_id":"sha256:f41c58117254cb291db06d82583f49becaba820bb6e7a01e2402cd56b39027de"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:G66V6UL3DIFJSCFSRWAU7BHXTC","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The initial mass function of stars","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO"],"primary_cat":"astro-ph.GA","authors_text":"Eda Gjergo (Nanjing), Garching), Pavel Kroupa (Bonn, Prague), Tereza Jerabkova (ESO, Zhiqiang Yan (Nanjing)","submitted_at":"2024-10-09T18:00:00Z","abstract_excerpt":"The initial mass function (IMF) is one of the most important functions in astrophysics because it is key to reconstructing the cosmological matter cycle, understanding the formation of super-massive black holes, and deciphering the light from high-redshift observations. The IMF's dependency on the physical conditions of the gas and its connection to the galaxy-wide IMF connects the molecular clumps to the cosmological scale. The extraction of the IMF from observational data requires a thorough understanding of stellar evolution, the time-dependent stellar multiplicity, the stellar-dynamical ev"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2410.07311","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/2410.07311/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":"2026-07-05T09:54:29Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"uLmxdA7BI5sKZ8WLewEdwJvfQR66rKNqXlCTP9eiz47ywU6+AkgVFHC7G6x9sRaGF1Ce7nmVjmv3JxtboCgrDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T00:45:05.726862Z"},"content_sha256":"01526f1404d5928937bd2e61d34c8c8eed4e3824a2578bde160a6a43d4f328b2","schema_version":"1.0","event_id":"sha256:01526f1404d5928937bd2e61d34c8c8eed4e3824a2578bde160a6a43d4f328b2"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/G66V6UL3DIFJSCFSRWAU7BHXTC/bundle.json","state_url":"https://pith.science/pith/G66V6UL3DIFJSCFSRWAU7BHXTC/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/G66V6UL3DIFJSCFSRWAU7BHXTC/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":"2026-08-06T00:45:05Z","links":{"resolver":"https://pith.science/pith/G66V6UL3DIFJSCFSRWAU7BHXTC","bundle":"https://pith.science/pith/G66V6UL3DIFJSCFSRWAU7BHXTC/bundle.json","state":"https://pith.science/pith/G66V6UL3DIFJSCFSRWAU7BHXTC/state.json","well_known_bundle":"https://pith.science/.well-known/pith/G66V6UL3DIFJSCFSRWAU7BHXTC/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:G66V6UL3DIFJSCFSRWAU7BHXTC","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":"40bf72a52fcf9b9fbe495ce1f159921870868b2bf8bfdebe46b4df8527538277","cross_cats_sorted":["astro-ph.CO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2024-10-09T18:00:00Z","title_canon_sha256":"3001274cbff89c3f1bb8ef6ab1c3270877f20283258d63141906d71966d1851d"},"schema_version":"1.0","source":{"id":"2410.07311","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2410.07311","created_at":"2026-07-05T09:54:29Z"},{"alias_kind":"arxiv_version","alias_value":"2410.07311v2","created_at":"2026-07-05T09:54:29Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2410.07311","created_at":"2026-07-05T09:54:29Z"},{"alias_kind":"pith_short_12","alias_value":"G66V6UL3DIFJ","created_at":"2026-07-05T09:54:29Z"},{"alias_kind":"pith_short_16","alias_value":"G66V6UL3DIFJSCFS","created_at":"2026-07-05T09:54:29Z"},{"alias_kind":"pith_short_8","alias_value":"G66V6UL3","created_at":"2026-07-05T09:54:29Z"}],"graph_snapshots":[{"event_id":"sha256:01526f1404d5928937bd2e61d34c8c8eed4e3824a2578bde160a6a43d4f328b2","target":"graph","created_at":"2026-07-05T09:54:29Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2410.07311/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The initial mass function (IMF) is one of the most important functions in astrophysics because it is key to reconstructing the cosmological matter cycle, understanding the formation of super-massive black holes, and deciphering the light from high-redshift observations. The IMF's dependency on the physical conditions of the gas and its connection to the galaxy-wide IMF connects the molecular clumps to the cosmological scale. The extraction of the IMF from observational data requires a thorough understanding of stellar evolution, the time-dependent stellar multiplicity, the stellar-dynamical ev","authors_text":"Eda Gjergo (Nanjing), Garching), Pavel Kroupa (Bonn, Prague), Tereza Jerabkova (ESO, Zhiqiang Yan (Nanjing)","cross_cats":["astro-ph.CO"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2024-10-09T18:00:00Z","title":"The initial mass function of stars"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2410.07311","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:f41c58117254cb291db06d82583f49becaba820bb6e7a01e2402cd56b39027de","target":"record","created_at":"2026-07-05T09:54:29Z","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":"40bf72a52fcf9b9fbe495ce1f159921870868b2bf8bfdebe46b4df8527538277","cross_cats_sorted":["astro-ph.CO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2024-10-09T18:00:00Z","title_canon_sha256":"3001274cbff89c3f1bb8ef6ab1c3270877f20283258d63141906d71966d1851d"},"schema_version":"1.0","source":{"id":"2410.07311","kind":"arxiv","version":2}},"canonical_sha256":"37bd5f517b1a0a9908b28d814f84f7988213df7f0f0bddf9b66bf6730ca94910","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"37bd5f517b1a0a9908b28d814f84f7988213df7f0f0bddf9b66bf6730ca94910","first_computed_at":"2026-07-05T09:54:29.164439Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T09:54:29.164439Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Afkn7jEpc5sFkAyFixPriNRFoUxh3habIkrS9j/4A+9TvjQU0XnSg7TDb+nSEtSKamIrOcWSbdXm0IlBuBW4BA==","signature_status":"signed_v1","signed_at":"2026-07-05T09:54:29.164876Z","signed_message":"canonical_sha256_bytes"},"source_id":"2410.07311","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f41c58117254cb291db06d82583f49becaba820bb6e7a01e2402cd56b39027de","sha256:01526f1404d5928937bd2e61d34c8c8eed4e3824a2578bde160a6a43d4f328b2"],"state_sha256":"322e6e52959afe41fcd2db828c95f9289e4cd12e5a7d5f89536631ab3a740138"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"1NG6QcnVBdsVRiX53t3RJI2s3KLyAJvgbzlRKjPClVjulGR1tyh+KWFNSb2E8DoFWwqQez2xrH/jdjX0Cz5NAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-06T00:45:05.730080Z","bundle_sha256":"995a0605166240caaca3289861a89dbc8a7406406725a04f0fd69d49769a6b3b"}}