{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:2T3GDNVUJNJSWW46GNR24YOIPR","short_pith_number":"pith:2T3GDNVU","canonical_record":{"source":{"id":"1705.01952","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2017-05-04T18:00:09Z","cross_cats_sorted":["astro-ph.GA","astro-ph.SR"],"title_canon_sha256":"0e52d5bd5ff193576dc7b31e5b3f055e0760e44907beef608db87317e03f85d1","abstract_canon_sha256":"e904b438240328315f5cfadde1b2d48b15a5172814fa78ee889625adbabe2863"},"schema_version":"1.0"},"canonical_sha256":"d4f661b6b44b532b5b9e3363ae61c87c7623aaac2cbf5755e993ca26b425d643","source":{"kind":"arxiv","id":"1705.01952","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1705.01952","created_at":"2026-05-18T00:42:28Z"},{"alias_kind":"arxiv_version","alias_value":"1705.01952v1","created_at":"2026-05-18T00:42:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1705.01952","created_at":"2026-05-18T00:42:28Z"},{"alias_kind":"pith_short_12","alias_value":"2T3GDNVUJNJS","created_at":"2026-05-18T12:30:55Z"},{"alias_kind":"pith_short_16","alias_value":"2T3GDNVUJNJSWW46","created_at":"2026-05-18T12:30:55Z"},{"alias_kind":"pith_short_8","alias_value":"2T3GDNVU","created_at":"2026-05-18T12:30:55Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:2T3GDNVUJNJSWW46GNR24YOIPR","target":"record","payload":{"canonical_record":{"source":{"id":"1705.01952","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2017-05-04T18:00:09Z","cross_cats_sorted":["astro-ph.GA","astro-ph.SR"],"title_canon_sha256":"0e52d5bd5ff193576dc7b31e5b3f055e0760e44907beef608db87317e03f85d1","abstract_canon_sha256":"e904b438240328315f5cfadde1b2d48b15a5172814fa78ee889625adbabe2863"},"schema_version":"1.0"},"canonical_sha256":"d4f661b6b44b532b5b9e3363ae61c87c7623aaac2cbf5755e993ca26b425d643","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:42:28.682751Z","signature_b64":"jtOkeAyMBpnZ+BTNszKbXfASIR7gsJW1L2TMhzZpOdCf8klFUGr8n7ulw0V2EGKT19jnEaBWvKQ/B9kCmhsmBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d4f661b6b44b532b5b9e3363ae61c87c7623aaac2cbf5755e993ca26b425d643","last_reissued_at":"2026-05-18T00:42:28.682287Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:42:28.682287Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1705.01952","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":"2026-05-18T00:42:28Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"cLlkZ1uTWa+krcnHm37wAz6yrA7uQLKPyoIvvBL7abA73V4EDnep7k2Tb83qYkCyI68luzse52q39llf0zREAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T14:23:37.632777Z"},"content_sha256":"1f9bf634ed7a2aa137cf726137c2f90168494d14390cfe1904e263b5944b37a3","schema_version":"1.0","event_id":"sha256:1f9bf634ed7a2aa137cf726137c2f90168494d14390cfe1904e263b5944b37a3"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:2T3GDNVUJNJSWW46GNR24YOIPR","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Hints for Small Disks around Very Low-Mass Stars and Brown Dwarfs","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.GA","astro-ph.SR"],"primary_cat":"astro-ph.EP","authors_text":"Aaron Greenwood, Francois Menard, Gijs D. Mulders, Ilaria Pascucci, Inga Kamp, Nathanial Hendler, Neal J. Evans II, Thomas Henning, William F. Dent","submitted_at":"2017-05-04T18:00:09Z","abstract_excerpt":"The properties of disks around brown dwarfs and very-low mass stars (hereafter VLMOs) provide important boundary conditions on the process of planet formation and inform us about the numbers and masses of planets than can form in this regime. We use the Herschel Space Observatory PACS spectrometer to measure the continuum and [OI] 63um line emission towards 11 VLMOs with known disks in the Taurus and Chamaeleon I star-forming regions. We fit radiative transfer models to the spectral energy distributions of these sources. Additionally, we carry out a grid of radiative transfer models run in a r"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1705.01952","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":"2026-05-18T00:42:28Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"QnJm8M6qugWO0QrFXM8mSsn4IAoDWhCbiNVvdWzpQxPTQkNhjOLYBvxXBm8tA0CEi0pLHn/nl9zGAwhY0X7RBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T14:23:37.633437Z"},"content_sha256":"1a706f04addc833c60cdd8c5def2ad5e43f17d02d6a126a4fb57f0649df11b92","schema_version":"1.0","event_id":"sha256:1a706f04addc833c60cdd8c5def2ad5e43f17d02d6a126a4fb57f0649df11b92"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/2T3GDNVUJNJSWW46GNR24YOIPR/bundle.json","state_url":"https://pith.science/pith/2T3GDNVUJNJSWW46GNR24YOIPR/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/2T3GDNVUJNJSWW46GNR24YOIPR/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":"2026-05-25T14:23:37Z","links":{"resolver":"https://pith.science/pith/2T3GDNVUJNJSWW46GNR24YOIPR","bundle":"https://pith.science/pith/2T3GDNVUJNJSWW46GNR24YOIPR/bundle.json","state":"https://pith.science/pith/2T3GDNVUJNJSWW46GNR24YOIPR/state.json","well_known_bundle":"https://pith.science/.well-known/pith/2T3GDNVUJNJSWW46GNR24YOIPR/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:2T3GDNVUJNJSWW46GNR24YOIPR","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":"e904b438240328315f5cfadde1b2d48b15a5172814fa78ee889625adbabe2863","cross_cats_sorted":["astro-ph.GA","astro-ph.SR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2017-05-04T18:00:09Z","title_canon_sha256":"0e52d5bd5ff193576dc7b31e5b3f055e0760e44907beef608db87317e03f85d1"},"schema_version":"1.0","source":{"id":"1705.01952","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1705.01952","created_at":"2026-05-18T00:42:28Z"},{"alias_kind":"arxiv_version","alias_value":"1705.01952v1","created_at":"2026-05-18T00:42:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1705.01952","created_at":"2026-05-18T00:42:28Z"},{"alias_kind":"pith_short_12","alias_value":"2T3GDNVUJNJS","created_at":"2026-05-18T12:30:55Z"},{"alias_kind":"pith_short_16","alias_value":"2T3GDNVUJNJSWW46","created_at":"2026-05-18T12:30:55Z"},{"alias_kind":"pith_short_8","alias_value":"2T3GDNVU","created_at":"2026-05-18T12:30:55Z"}],"graph_snapshots":[{"event_id":"sha256:1a706f04addc833c60cdd8c5def2ad5e43f17d02d6a126a4fb57f0649df11b92","target":"graph","created_at":"2026-05-18T00:42:28Z","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 properties of disks around brown dwarfs and very-low mass stars (hereafter VLMOs) provide important boundary conditions on the process of planet formation and inform us about the numbers and masses of planets than can form in this regime. We use the Herschel Space Observatory PACS spectrometer to measure the continuum and [OI] 63um line emission towards 11 VLMOs with known disks in the Taurus and Chamaeleon I star-forming regions. We fit radiative transfer models to the spectral energy distributions of these sources. Additionally, we carry out a grid of radiative transfer models run in a r","authors_text":"Aaron Greenwood, Francois Menard, Gijs D. Mulders, Ilaria Pascucci, Inga Kamp, Nathanial Hendler, Neal J. Evans II, Thomas Henning, William F. Dent","cross_cats":["astro-ph.GA","astro-ph.SR"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2017-05-04T18:00:09Z","title":"Hints for Small Disks around Very Low-Mass Stars and Brown Dwarfs"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1705.01952","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":"sha256:1f9bf634ed7a2aa137cf726137c2f90168494d14390cfe1904e263b5944b37a3","target":"record","created_at":"2026-05-18T00:42:28Z","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":"e904b438240328315f5cfadde1b2d48b15a5172814fa78ee889625adbabe2863","cross_cats_sorted":["astro-ph.GA","astro-ph.SR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2017-05-04T18:00:09Z","title_canon_sha256":"0e52d5bd5ff193576dc7b31e5b3f055e0760e44907beef608db87317e03f85d1"},"schema_version":"1.0","source":{"id":"1705.01952","kind":"arxiv","version":1}},"canonical_sha256":"d4f661b6b44b532b5b9e3363ae61c87c7623aaac2cbf5755e993ca26b425d643","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d4f661b6b44b532b5b9e3363ae61c87c7623aaac2cbf5755e993ca26b425d643","first_computed_at":"2026-05-18T00:42:28.682287Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:42:28.682287Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"jtOkeAyMBpnZ+BTNszKbXfASIR7gsJW1L2TMhzZpOdCf8klFUGr8n7ulw0V2EGKT19jnEaBWvKQ/B9kCmhsmBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:42:28.682751Z","signed_message":"canonical_sha256_bytes"},"source_id":"1705.01952","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1f9bf634ed7a2aa137cf726137c2f90168494d14390cfe1904e263b5944b37a3","sha256:1a706f04addc833c60cdd8c5def2ad5e43f17d02d6a126a4fb57f0649df11b92"],"state_sha256":"5f565be8eba904adff37a8f54f526279aee266b756f59acdb7572e828faec314"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"pTuUwmwsCH2ur8nMlYES8wz8JUj3OMd0ccle2tNmuI7jZTe7abTZYnvWlcpiSxNLt82Ww77LkpZaeUpe8HauDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T14:23:37.637223Z","bundle_sha256":"28cb287e843d398d6b0320e470bbca595346dcbd0a391ec78da746e10af17b14"}}