{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:AFLQZ62DJJSUYH4V4CTS5TEANZ","short_pith_number":"pith:AFLQZ62D","canonical_record":{"source":{"id":"1902.05744","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2019-02-15T09:56:06Z","cross_cats_sorted":["astro-ph.SR"],"title_canon_sha256":"69f39a0be46dcbc8b604c77686f6d6598a37229629ba6cf58ad9a3a0c012b46b","abstract_canon_sha256":"87977d5dc19fa44c24cd1e43cb14aab5c836451f963e6259194e9a409a24cafa"},"schema_version":"1.0"},"canonical_sha256":"01570cfb434a654c1f95e0a72ecc806e6bacebb96f1410922d98f2f2afe67a9d","source":{"kind":"arxiv","id":"1902.05744","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1902.05744","created_at":"2026-05-17T23:45:29Z"},{"alias_kind":"arxiv_version","alias_value":"1902.05744v1","created_at":"2026-05-17T23:45:29Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1902.05744","created_at":"2026-05-17T23:45:29Z"},{"alias_kind":"pith_short_12","alias_value":"AFLQZ62DJJSU","created_at":"2026-05-18T12:33:12Z"},{"alias_kind":"pith_short_16","alias_value":"AFLQZ62DJJSUYH4V","created_at":"2026-05-18T12:33:12Z"},{"alias_kind":"pith_short_8","alias_value":"AFLQZ62D","created_at":"2026-05-18T12:33:12Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:AFLQZ62DJJSUYH4V4CTS5TEANZ","target":"record","payload":{"canonical_record":{"source":{"id":"1902.05744","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2019-02-15T09:56:06Z","cross_cats_sorted":["astro-ph.SR"],"title_canon_sha256":"69f39a0be46dcbc8b604c77686f6d6598a37229629ba6cf58ad9a3a0c012b46b","abstract_canon_sha256":"87977d5dc19fa44c24cd1e43cb14aab5c836451f963e6259194e9a409a24cafa"},"schema_version":"1.0"},"canonical_sha256":"01570cfb434a654c1f95e0a72ecc806e6bacebb96f1410922d98f2f2afe67a9d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:45:29.948607Z","signature_b64":"H00EVWTZ+fd7jE6eQmOr2SV/4GJjAEc2UuUblQd92h9okQC1QRJ51VJwekyoaYo1hJ6BtkA6NOMDuXeiItIkCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"01570cfb434a654c1f95e0a72ecc806e6bacebb96f1410922d98f2f2afe67a9d","last_reissued_at":"2026-05-17T23:45:29.947871Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:45:29.947871Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1902.05744","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":"2026-05-17T23:45:29Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"qYcAfiQ3RYmBYDlM46hUU+xUZA98Ul74rT6KkzOymnneVBucignJQX6Opw/LTrPbw3F0mJsKeS6vMFRNqXcMBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T05:49:09.054393Z"},"content_sha256":"1cd237fc1ecd2941a826332592885272b6db2e2da4760dbc5975e6ba20e268c2","schema_version":"1.0","event_id":"sha256:1cd237fc1ecd2941a826332592885272b6db2e2da4760dbc5975e6ba20e268c2"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:AFLQZ62DJJSUYH4V4CTS5TEANZ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The core and stellar mass functions in massive collapsing filaments","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.SR"],"primary_cat":"astro-ph.GA","authors_text":"Evangelia Ntormousi, Patrick Hennebelle","submitted_at":"2019-02-15T09:56:06Z","abstract_excerpt":"The connection between the pre-stellar core mass function (CMF) and the stellar initial mass function (IMF) lies at the heart of all star formation theories. In this paper, we study the earliest phases of star formation with a series of high-resolution numerical simulations that include the formation of sinks. In particular, we focus on the transition from cores to sinks within a massive molecular filament. We compare the CMF and IMF between magnetized and unmagnetized simulations, and between different resolutions. We find that selecting cores based on their kinematic virial parameter exclude"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1902.05744","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":"2026-05-17T23:45:29Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fPBhFh12z9ShytTpsX0S95wWouLRZ6k8CJNYrU33zNb/Zp+ytAjA6yoq03mzYLMKO/BYJxYIRw0N4qLqF/A2Aw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T05:49:09.054995Z"},"content_sha256":"c623993805aa9157926f46c0a59099f1a0caac16b123b02aa271bf71c3014de4","schema_version":"1.0","event_id":"sha256:c623993805aa9157926f46c0a59099f1a0caac16b123b02aa271bf71c3014de4"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/AFLQZ62DJJSUYH4V4CTS5TEANZ/bundle.json","state_url":"https://pith.science/pith/AFLQZ62DJJSUYH4V4CTS5TEANZ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/AFLQZ62DJJSUYH4V4CTS5TEANZ/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":"2026-06-07T05:49:09Z","links":{"resolver":"https://pith.science/pith/AFLQZ62DJJSUYH4V4CTS5TEANZ","bundle":"https://pith.science/pith/AFLQZ62DJJSUYH4V4CTS5TEANZ/bundle.json","state":"https://pith.science/pith/AFLQZ62DJJSUYH4V4CTS5TEANZ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/AFLQZ62DJJSUYH4V4CTS5TEANZ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:AFLQZ62DJJSUYH4V4CTS5TEANZ","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":"87977d5dc19fa44c24cd1e43cb14aab5c836451f963e6259194e9a409a24cafa","cross_cats_sorted":["astro-ph.SR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2019-02-15T09:56:06Z","title_canon_sha256":"69f39a0be46dcbc8b604c77686f6d6598a37229629ba6cf58ad9a3a0c012b46b"},"schema_version":"1.0","source":{"id":"1902.05744","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1902.05744","created_at":"2026-05-17T23:45:29Z"},{"alias_kind":"arxiv_version","alias_value":"1902.05744v1","created_at":"2026-05-17T23:45:29Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1902.05744","created_at":"2026-05-17T23:45:29Z"},{"alias_kind":"pith_short_12","alias_value":"AFLQZ62DJJSU","created_at":"2026-05-18T12:33:12Z"},{"alias_kind":"pith_short_16","alias_value":"AFLQZ62DJJSUYH4V","created_at":"2026-05-18T12:33:12Z"},{"alias_kind":"pith_short_8","alias_value":"AFLQZ62D","created_at":"2026-05-18T12:33:12Z"}],"graph_snapshots":[{"event_id":"sha256:c623993805aa9157926f46c0a59099f1a0caac16b123b02aa271bf71c3014de4","target":"graph","created_at":"2026-05-17T23:45:29Z","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":"The connection between the pre-stellar core mass function (CMF) and the stellar initial mass function (IMF) lies at the heart of all star formation theories. In this paper, we study the earliest phases of star formation with a series of high-resolution numerical simulations that include the formation of sinks. In particular, we focus on the transition from cores to sinks within a massive molecular filament. We compare the CMF and IMF between magnetized and unmagnetized simulations, and between different resolutions. We find that selecting cores based on their kinematic virial parameter exclude","authors_text":"Evangelia Ntormousi, Patrick Hennebelle","cross_cats":["astro-ph.SR"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2019-02-15T09:56:06Z","title":"The core and stellar mass functions in massive collapsing filaments"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1902.05744","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":"sha256:1cd237fc1ecd2941a826332592885272b6db2e2da4760dbc5975e6ba20e268c2","target":"record","created_at":"2026-05-17T23:45:29Z","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":"87977d5dc19fa44c24cd1e43cb14aab5c836451f963e6259194e9a409a24cafa","cross_cats_sorted":["astro-ph.SR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2019-02-15T09:56:06Z","title_canon_sha256":"69f39a0be46dcbc8b604c77686f6d6598a37229629ba6cf58ad9a3a0c012b46b"},"schema_version":"1.0","source":{"id":"1902.05744","kind":"arxiv","version":1}},"canonical_sha256":"01570cfb434a654c1f95e0a72ecc806e6bacebb96f1410922d98f2f2afe67a9d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"01570cfb434a654c1f95e0a72ecc806e6bacebb96f1410922d98f2f2afe67a9d","first_computed_at":"2026-05-17T23:45:29.947871Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:45:29.947871Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"H00EVWTZ+fd7jE6eQmOr2SV/4GJjAEc2UuUblQd92h9okQC1QRJ51VJwekyoaYo1hJ6BtkA6NOMDuXeiItIkCA==","signature_status":"signed_v1","signed_at":"2026-05-17T23:45:29.948607Z","signed_message":"canonical_sha256_bytes"},"source_id":"1902.05744","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1cd237fc1ecd2941a826332592885272b6db2e2da4760dbc5975e6ba20e268c2","sha256:c623993805aa9157926f46c0a59099f1a0caac16b123b02aa271bf71c3014de4"],"state_sha256":"9e027bef6fff86cfc81f8fe829c6c89013127537ba3c04283d5a315aa5527323"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"1y0QoBEf2zIzVhHHlKOOntYK0cgBnBelVudE/FGq9mM6TM6NZfMq2sukYwdqGJbad8w5V9x+nVXMVaxPRSgFCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-07T05:49:09.058411Z","bundle_sha256":"0ca2ef42599798d5d451a6ae7a59b634a5e236fc65f91e04b6e32e901685c7fb"}}