{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2022:RVESTWOSUCXTCP7ELGCP6XMRM5","short_pith_number":"pith:RVESTWOS","canonical_record":{"source":{"id":"2203.08865","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2022-03-16T18:30:57Z","cross_cats_sorted":[],"title_canon_sha256":"12a60b113ba1cc2b1c65f3f0ab7cde0288452f84ef3de0b963d8ff41ed848112","abstract_canon_sha256":"33e54a269269f43ac3a4601f233fd38cecef9af3962c160332e15768dc96a3d6"},"schema_version":"1.0"},"canonical_sha256":"8d4929d9d2a0af313fe45984ff5d916753f3fa05974743fb2307fea79db19577","source":{"kind":"arxiv","id":"2203.08865","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2203.08865","created_at":"2026-07-05T04:57:05Z"},{"alias_kind":"arxiv_version","alias_value":"2203.08865v2","created_at":"2026-07-05T04:57:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2203.08865","created_at":"2026-07-05T04:57:05Z"},{"alias_kind":"pith_short_12","alias_value":"RVESTWOSUCXT","created_at":"2026-07-05T04:57:05Z"},{"alias_kind":"pith_short_16","alias_value":"RVESTWOSUCXTCP7E","created_at":"2026-07-05T04:57:05Z"},{"alias_kind":"pith_short_8","alias_value":"RVESTWOS","created_at":"2026-07-05T04:57:05Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2022:RVESTWOSUCXTCP7ELGCP6XMRM5","target":"record","payload":{"canonical_record":{"source":{"id":"2203.08865","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2022-03-16T18:30:57Z","cross_cats_sorted":[],"title_canon_sha256":"12a60b113ba1cc2b1c65f3f0ab7cde0288452f84ef3de0b963d8ff41ed848112","abstract_canon_sha256":"33e54a269269f43ac3a4601f233fd38cecef9af3962c160332e15768dc96a3d6"},"schema_version":"1.0"},"canonical_sha256":"8d4929d9d2a0af313fe45984ff5d916753f3fa05974743fb2307fea79db19577","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T04:57:05.690682Z","signature_b64":"GA8bgMsAzKOZHyfc0BvAcgbAW6JpjHkZnOe8RFI0yuioq08qXWKpRN2UWFivqg5LNoHsxmCnZEh8Pv1WQlvODg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8d4929d9d2a0af313fe45984ff5d916753f3fa05974743fb2307fea79db19577","last_reissued_at":"2026-07-05T04:57:05.690200Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T04:57:05.690200Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2203.08865","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":"2026-07-05T04:57:05Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"mZtkacRKKBDRb48MswMtCoLzj9nCeDDn3q6ZRwYhB1lTd9mIUsgzVR43twnImrDubThrTTPOfUlEni19uKieBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-16T20:45:43.063559Z"},"content_sha256":"88a88350c0f621f1fd8350e8bc01d9aac4483cb5422da46a9ac666d2b62bd13c","schema_version":"1.0","event_id":"sha256:88a88350c0f621f1fd8350e8bc01d9aac4483cb5422da46a9ac666d2b62bd13c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2022:RVESTWOSUCXTCP7ELGCP6XMRM5","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Evidence of surface heterogeneity on active asteroid (3200) Phaethon","license":"http://creativecommons.org/licenses/by-sa/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"Eric Maclennan, Mikael Granvik, Sean Marshall","submitted_at":"2022-03-16T18:30:57Z","abstract_excerpt":"Thermal infrared emission and thermophysical modeling techniques are powerful tools in deciphering the surface properties of asteroids. The near-Earth asteroid (3200) Phaethon is an active asteroid with a very small perihelion distance and is likely the source of the Geminid meteor shower. We estimate and interpret the thermal inertia of this extraordinary asteroid using observations that span ten distinct sightings. The variation in thermal inertia over these sightings is inconsistent with the expected temperature-dependent thermal inertia theorized from radiative heat transfer within the reg"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2203.08865","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/2203.08865/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":"2026-07-05T04:57:05Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"X7Q/CrzossiglauPBbvB0EGd48Mmc2kIOqeqMwg/qBC81smMP1ZoJ26he0S4wzJF2gxdbXiy0+uDZLts60IBBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-16T20:45:43.064050Z"},"content_sha256":"f1eedc7dc53112aaf5bf5961ac4822c1ef1935702c5c39586270bd08a2aff97c","schema_version":"1.0","event_id":"sha256:f1eedc7dc53112aaf5bf5961ac4822c1ef1935702c5c39586270bd08a2aff97c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/RVESTWOSUCXTCP7ELGCP6XMRM5/bundle.json","state_url":"https://pith.science/pith/RVESTWOSUCXTCP7ELGCP6XMRM5/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/RVESTWOSUCXTCP7ELGCP6XMRM5/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":"2026-08-16T20:45:43Z","links":{"resolver":"https://pith.science/pith/RVESTWOSUCXTCP7ELGCP6XMRM5","bundle":"https://pith.science/pith/RVESTWOSUCXTCP7ELGCP6XMRM5/bundle.json","state":"https://pith.science/pith/RVESTWOSUCXTCP7ELGCP6XMRM5/state.json","well_known_bundle":"https://pith.science/.well-known/pith/RVESTWOSUCXTCP7ELGCP6XMRM5/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:RVESTWOSUCXTCP7ELGCP6XMRM5","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":"33e54a269269f43ac3a4601f233fd38cecef9af3962c160332e15768dc96a3d6","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2022-03-16T18:30:57Z","title_canon_sha256":"12a60b113ba1cc2b1c65f3f0ab7cde0288452f84ef3de0b963d8ff41ed848112"},"schema_version":"1.0","source":{"id":"2203.08865","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2203.08865","created_at":"2026-07-05T04:57:05Z"},{"alias_kind":"arxiv_version","alias_value":"2203.08865v2","created_at":"2026-07-05T04:57:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2203.08865","created_at":"2026-07-05T04:57:05Z"},{"alias_kind":"pith_short_12","alias_value":"RVESTWOSUCXT","created_at":"2026-07-05T04:57:05Z"},{"alias_kind":"pith_short_16","alias_value":"RVESTWOSUCXTCP7E","created_at":"2026-07-05T04:57:05Z"},{"alias_kind":"pith_short_8","alias_value":"RVESTWOS","created_at":"2026-07-05T04:57:05Z"}],"graph_snapshots":[{"event_id":"sha256:f1eedc7dc53112aaf5bf5961ac4822c1ef1935702c5c39586270bd08a2aff97c","target":"graph","created_at":"2026-07-05T04:57:05Z","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/2203.08865/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Thermal infrared emission and thermophysical modeling techniques are powerful tools in deciphering the surface properties of asteroids. The near-Earth asteroid (3200) Phaethon is an active asteroid with a very small perihelion distance and is likely the source of the Geminid meteor shower. We estimate and interpret the thermal inertia of this extraordinary asteroid using observations that span ten distinct sightings. The variation in thermal inertia over these sightings is inconsistent with the expected temperature-dependent thermal inertia theorized from radiative heat transfer within the reg","authors_text":"Eric Maclennan, Mikael Granvik, Sean Marshall","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2022-03-16T18:30:57Z","title":"Evidence of surface heterogeneity on active asteroid (3200) Phaethon"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2203.08865","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":"sha256:88a88350c0f621f1fd8350e8bc01d9aac4483cb5422da46a9ac666d2b62bd13c","target":"record","created_at":"2026-07-05T04:57:05Z","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":"33e54a269269f43ac3a4601f233fd38cecef9af3962c160332e15768dc96a3d6","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2022-03-16T18:30:57Z","title_canon_sha256":"12a60b113ba1cc2b1c65f3f0ab7cde0288452f84ef3de0b963d8ff41ed848112"},"schema_version":"1.0","source":{"id":"2203.08865","kind":"arxiv","version":2}},"canonical_sha256":"8d4929d9d2a0af313fe45984ff5d916753f3fa05974743fb2307fea79db19577","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8d4929d9d2a0af313fe45984ff5d916753f3fa05974743fb2307fea79db19577","first_computed_at":"2026-07-05T04:57:05.690200Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T04:57:05.690200Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"GA8bgMsAzKOZHyfc0BvAcgbAW6JpjHkZnOe8RFI0yuioq08qXWKpRN2UWFivqg5LNoHsxmCnZEh8Pv1WQlvODg==","signature_status":"signed_v1","signed_at":"2026-07-05T04:57:05.690682Z","signed_message":"canonical_sha256_bytes"},"source_id":"2203.08865","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:88a88350c0f621f1fd8350e8bc01d9aac4483cb5422da46a9ac666d2b62bd13c","sha256:f1eedc7dc53112aaf5bf5961ac4822c1ef1935702c5c39586270bd08a2aff97c"],"state_sha256":"3f9fbcdcb67d373d9ce29e039d3423ded4304e73f59e4044f21b4d8cd544e631"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"EUoSGy6xkwiaGtxJu58eP4l42zaLoItrmmX+8P6YpsmKylI/xNHJohERhve8R59sJMq0GVMjJz0iFnHVh+pgDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-16T20:45:43.068755Z","bundle_sha256":"e8179fee570d7aa2a70b13516ea76b8d28db5f0f70f1eeda4db239613009bb73"}}