{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:FFSZWWJ6DT5L35XYLZT5OPUACI","short_pith_number":"pith:FFSZWWJ6","canonical_record":{"source":{"id":"1911.03257","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2019-11-08T13:43:43Z","cross_cats_sorted":[],"title_canon_sha256":"3bb222ecae328709d9eb91a01cefce9d098c8221e8dceebc3cedb0cb8c4dac74","abstract_canon_sha256":"301361dbae0111c6b0d4b2169daa5f924894a9bcd63260ba43a38981d31bc1b0"},"schema_version":"1.0"},"canonical_sha256":"29659b593e1cfabdf6f85e67d73e80120432b96fc86e9c802d5abe59a7b4a403","source":{"kind":"arxiv","id":"1911.03257","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1911.03257","created_at":"2026-07-05T00:40:02Z"},{"alias_kind":"arxiv_version","alias_value":"1911.03257v2","created_at":"2026-07-05T00:40:02Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1911.03257","created_at":"2026-07-05T00:40:02Z"},{"alias_kind":"pith_short_12","alias_value":"FFSZWWJ6DT5L","created_at":"2026-07-05T00:40:02Z"},{"alias_kind":"pith_short_16","alias_value":"FFSZWWJ6DT5L35XY","created_at":"2026-07-05T00:40:02Z"},{"alias_kind":"pith_short_8","alias_value":"FFSZWWJ6","created_at":"2026-07-05T00:40:02Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:FFSZWWJ6DT5L35XYLZT5OPUACI","target":"record","payload":{"canonical_record":{"source":{"id":"1911.03257","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2019-11-08T13:43:43Z","cross_cats_sorted":[],"title_canon_sha256":"3bb222ecae328709d9eb91a01cefce9d098c8221e8dceebc3cedb0cb8c4dac74","abstract_canon_sha256":"301361dbae0111c6b0d4b2169daa5f924894a9bcd63260ba43a38981d31bc1b0"},"schema_version":"1.0"},"canonical_sha256":"29659b593e1cfabdf6f85e67d73e80120432b96fc86e9c802d5abe59a7b4a403","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:40:02.038807Z","signature_b64":"ilPps3TKBgN+hoMXw5jok3r+H+6dEywLds4+3KQYp590YHHKJqcjvKGDOHrokoqWyf14gFCc6u8vG0gWN5mqBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"29659b593e1cfabdf6f85e67d73e80120432b96fc86e9c802d5abe59a7b4a403","last_reissued_at":"2026-07-05T00:40:02.038438Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:40:02.038438Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1911.03257","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":"2026-07-05T00:40:02Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"HjES6KUBYY64V2QHUdXAVcwnnVs9esahs+LqpYTIsRNz3QvbkUo9kfbyVcf7W5jrC6UscISz/6Lqv+mLd+c4Ag==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T06:15:15.541559Z"},"content_sha256":"01cfc2214390551ac8ef73f7e1b8024476fbdf5a3e06df2624255569933413f8","schema_version":"1.0","event_id":"sha256:01cfc2214390551ac8ef73f7e1b8024476fbdf5a3e06df2624255569933413f8"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:FFSZWWJ6DT5L35XYLZT5OPUACI","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Dust evolution in pre-stellar cores","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Bilal Ladjelate, Charl\\`ene Lef\\`evre, Hiroyuki Hirashita, Laurent Pagani, Michiel Min, Robert Zylka","submitted_at":"2019-11-08T13:43:43Z","abstract_excerpt":"Dust grains are the building {blocks} of future planets. They evolve in size, shape and composition during the life cycle of the interstellar medium. We seek to understand the process which leads from diffuse medium grains to dust grains in the vicinity of protostars inside disks. As a first step, we propose to characterize the dust evolution inside pre-stellar cores thanks to multi-wavelength observations. We will present how NIKA2 maps are crucial to better constrain dust properties and {we will} introduce SIGMA: a new flexible dust model in open access."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1911.03257","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/1911.03257/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":"2026-07-05T00:40:02Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"P08nSxm52ba8mzSJ0BMTsHYcIdg5FNIY/IELBqNAaZAU/AbHILRZZFKsDVjVZ0trPTxL+AzYKcxL32hK7p4mAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T06:15:15.542607Z"},"content_sha256":"d5171835e03dbd17e1daed082d40425edeff0f51ef0530ea13fa0f21802c3974","schema_version":"1.0","event_id":"sha256:d5171835e03dbd17e1daed082d40425edeff0f51ef0530ea13fa0f21802c3974"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/FFSZWWJ6DT5L35XYLZT5OPUACI/bundle.json","state_url":"https://pith.science/pith/FFSZWWJ6DT5L35XYLZT5OPUACI/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/FFSZWWJ6DT5L35XYLZT5OPUACI/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":"2026-08-05T06:15:15Z","links":{"resolver":"https://pith.science/pith/FFSZWWJ6DT5L35XYLZT5OPUACI","bundle":"https://pith.science/pith/FFSZWWJ6DT5L35XYLZT5OPUACI/bundle.json","state":"https://pith.science/pith/FFSZWWJ6DT5L35XYLZT5OPUACI/state.json","well_known_bundle":"https://pith.science/.well-known/pith/FFSZWWJ6DT5L35XYLZT5OPUACI/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:FFSZWWJ6DT5L35XYLZT5OPUACI","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":"301361dbae0111c6b0d4b2169daa5f924894a9bcd63260ba43a38981d31bc1b0","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2019-11-08T13:43:43Z","title_canon_sha256":"3bb222ecae328709d9eb91a01cefce9d098c8221e8dceebc3cedb0cb8c4dac74"},"schema_version":"1.0","source":{"id":"1911.03257","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1911.03257","created_at":"2026-07-05T00:40:02Z"},{"alias_kind":"arxiv_version","alias_value":"1911.03257v2","created_at":"2026-07-05T00:40:02Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1911.03257","created_at":"2026-07-05T00:40:02Z"},{"alias_kind":"pith_short_12","alias_value":"FFSZWWJ6DT5L","created_at":"2026-07-05T00:40:02Z"},{"alias_kind":"pith_short_16","alias_value":"FFSZWWJ6DT5L35XY","created_at":"2026-07-05T00:40:02Z"},{"alias_kind":"pith_short_8","alias_value":"FFSZWWJ6","created_at":"2026-07-05T00:40:02Z"}],"graph_snapshots":[{"event_id":"sha256:d5171835e03dbd17e1daed082d40425edeff0f51ef0530ea13fa0f21802c3974","target":"graph","created_at":"2026-07-05T00:40:02Z","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/1911.03257/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Dust grains are the building {blocks} of future planets. They evolve in size, shape and composition during the life cycle of the interstellar medium. We seek to understand the process which leads from diffuse medium grains to dust grains in the vicinity of protostars inside disks. As a first step, we propose to characterize the dust evolution inside pre-stellar cores thanks to multi-wavelength observations. We will present how NIKA2 maps are crucial to better constrain dust properties and {we will} introduce SIGMA: a new flexible dust model in open access.","authors_text":"Bilal Ladjelate, Charl\\`ene Lef\\`evre, Hiroyuki Hirashita, Laurent Pagani, Michiel Min, Robert Zylka","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2019-11-08T13:43:43Z","title":"Dust evolution in pre-stellar cores"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1911.03257","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":"sha256:01cfc2214390551ac8ef73f7e1b8024476fbdf5a3e06df2624255569933413f8","target":"record","created_at":"2026-07-05T00:40:02Z","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":"301361dbae0111c6b0d4b2169daa5f924894a9bcd63260ba43a38981d31bc1b0","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2019-11-08T13:43:43Z","title_canon_sha256":"3bb222ecae328709d9eb91a01cefce9d098c8221e8dceebc3cedb0cb8c4dac74"},"schema_version":"1.0","source":{"id":"1911.03257","kind":"arxiv","version":2}},"canonical_sha256":"29659b593e1cfabdf6f85e67d73e80120432b96fc86e9c802d5abe59a7b4a403","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"29659b593e1cfabdf6f85e67d73e80120432b96fc86e9c802d5abe59a7b4a403","first_computed_at":"2026-07-05T00:40:02.038438Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T00:40:02.038438Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ilPps3TKBgN+hoMXw5jok3r+H+6dEywLds4+3KQYp590YHHKJqcjvKGDOHrokoqWyf14gFCc6u8vG0gWN5mqBQ==","signature_status":"signed_v1","signed_at":"2026-07-05T00:40:02.038807Z","signed_message":"canonical_sha256_bytes"},"source_id":"1911.03257","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:01cfc2214390551ac8ef73f7e1b8024476fbdf5a3e06df2624255569933413f8","sha256:d5171835e03dbd17e1daed082d40425edeff0f51ef0530ea13fa0f21802c3974"],"state_sha256":"6f554580336f05e184f949e5fc868100729e12ae12a0a65e0d07267771b763fb"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8Ay+dWLYBxeYv/LZE1lJo3Q2VWV4QgW00tii0eyb7GmQK6MdG7Udv7gkEwsidyfB5OMmWEDDKUuwULPQ+cVsCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-05T06:15:15.555213Z","bundle_sha256":"1b6936c89d3489cc07424e0627c2a9f163ac6d3a8f8436edf15b1dc5aa0ac593"}}