{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:5DQ5OPZCKRLVHGQWGNBTSMCIEQ","short_pith_number":"pith:5DQ5OPZC","canonical_record":{"source":{"id":"2606.27535","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2026-06-25T20:32:42Z","cross_cats_sorted":["astro-ph.GA"],"title_canon_sha256":"2a25ee7f8e809f97c7b5e553f236d53ee1fb7337d4beedf7b8576e657370a60b","abstract_canon_sha256":"1d7a00180fa5552e1c7b3ea156c68045f68e68fc45b6a339a67a44cfb230159b"},"schema_version":"1.0"},"canonical_sha256":"e8e1d73f225457539a1633433930482401e7732b3768b6524c7b1d857ddc94b6","source":{"kind":"arxiv","id":"2606.27535","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.27535","created_at":"2026-06-29T00:14:09Z"},{"alias_kind":"arxiv_version","alias_value":"2606.27535v1","created_at":"2026-06-29T00:14:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.27535","created_at":"2026-06-29T00:14:09Z"},{"alias_kind":"pith_short_12","alias_value":"5DQ5OPZCKRLV","created_at":"2026-06-29T00:14:09Z"},{"alias_kind":"pith_short_16","alias_value":"5DQ5OPZCKRLVHGQW","created_at":"2026-06-29T00:14:09Z"},{"alias_kind":"pith_short_8","alias_value":"5DQ5OPZC","created_at":"2026-06-29T00:14:09Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:5DQ5OPZCKRLVHGQWGNBTSMCIEQ","target":"record","payload":{"canonical_record":{"source":{"id":"2606.27535","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2026-06-25T20:32:42Z","cross_cats_sorted":["astro-ph.GA"],"title_canon_sha256":"2a25ee7f8e809f97c7b5e553f236d53ee1fb7337d4beedf7b8576e657370a60b","abstract_canon_sha256":"1d7a00180fa5552e1c7b3ea156c68045f68e68fc45b6a339a67a44cfb230159b"},"schema_version":"1.0"},"canonical_sha256":"e8e1d73f225457539a1633433930482401e7732b3768b6524c7b1d857ddc94b6","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-06-29T00:14:09.293835Z","signature_b64":"bRY0YqgR7B/1NRVZrd0iEb0I700rnNQ+LBG4LsRPWXPgvW3sLjwxHwiUcuks7PgoV/blxCdxXrUpyanv2JKJDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e8e1d73f225457539a1633433930482401e7732b3768b6524c7b1d857ddc94b6","last_reissued_at":"2026-06-29T00:14:09.293439Z","signature_status":"signed_v1","first_computed_at":"2026-06-29T00:14:09.293439Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2606.27535","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":"2026-06-29T00:14:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"mDPOC8WPddtGDcVqmFjqIHpieADC7WQHeLPliCKM+KLijg3wsBUsw1lvFINDP8XC98ptLubnvUjyDQGgePOmAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-29T20:45:32.355746Z"},"content_sha256":"ef179247f6afcda073039a63059f01cbe23605f4b10661c92f97fecb0690a835","schema_version":"1.0","event_id":"sha256:ef179247f6afcda073039a63059f01cbe23605f4b10661c92f97fecb0690a835"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:5DQ5OPZCKRLVHGQWGNBTSMCIEQ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The Dust Mineralogy of Interstellar Comet 3I/ATLAS from JWST/MIRI Observations","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["astro-ph.GA"],"primary_cat":"astro-ph.EP","authors_text":"Audrey Martin, Bryce T. Bolin, Carey M. Lisse, Christine Chen, Geoffrey A. Blake, Ian Wong, Klaus M. Pontoppidan, Matthew Belyakov, Michael E. Brown, M. Ryleigh Davis","submitted_at":"2026-06-25T20:32:42Z","abstract_excerpt":"We present the first spectroscopic mineralogical analysis of the dust coma of an interstellar object (ISO) from JWST mid-infrared spectroscopy of 3I/ATLAS (3I). 3I exhibits a strong 10-micron emissivity feature commonly seen on asteroids, comets, disks, and the interstellar medium. Characterization of this 10-micron emissivity maximum reveals that 3I's dust composition is dominated by amorphous silicates, and that 3I is unlike Solar System comets, which show significant crystalline silicate dust. Instead, 3I's dust composition is more similar to circumstellar transition disks and the interstel"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.27535","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2606.27535/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":"2026-06-29T00:14:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"V/ohrY6vXU6YgaTxjQStMuqbu4vgxmx6GswtDuyL3E9EoOd2X1zWNCngXJ+WT9J8gPQnTqDdJDYG+vwcXdzcDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-29T20:45:32.356126Z"},"content_sha256":"bdb82df8d700b0804f35fd846dd539db6cc0ee32d08078bdf31efce4b6b9c877","schema_version":"1.0","event_id":"sha256:bdb82df8d700b0804f35fd846dd539db6cc0ee32d08078bdf31efce4b6b9c877"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/5DQ5OPZCKRLVHGQWGNBTSMCIEQ/bundle.json","state_url":"https://pith.science/pith/5DQ5OPZCKRLVHGQWGNBTSMCIEQ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/5DQ5OPZCKRLVHGQWGNBTSMCIEQ/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":"2026-06-29T20:45:32Z","links":{"resolver":"https://pith.science/pith/5DQ5OPZCKRLVHGQWGNBTSMCIEQ","bundle":"https://pith.science/pith/5DQ5OPZCKRLVHGQWGNBTSMCIEQ/bundle.json","state":"https://pith.science/pith/5DQ5OPZCKRLVHGQWGNBTSMCIEQ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/5DQ5OPZCKRLVHGQWGNBTSMCIEQ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:5DQ5OPZCKRLVHGQWGNBTSMCIEQ","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":"1d7a00180fa5552e1c7b3ea156c68045f68e68fc45b6a339a67a44cfb230159b","cross_cats_sorted":["astro-ph.GA"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2026-06-25T20:32:42Z","title_canon_sha256":"2a25ee7f8e809f97c7b5e553f236d53ee1fb7337d4beedf7b8576e657370a60b"},"schema_version":"1.0","source":{"id":"2606.27535","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.27535","created_at":"2026-06-29T00:14:09Z"},{"alias_kind":"arxiv_version","alias_value":"2606.27535v1","created_at":"2026-06-29T00:14:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.27535","created_at":"2026-06-29T00:14:09Z"},{"alias_kind":"pith_short_12","alias_value":"5DQ5OPZCKRLV","created_at":"2026-06-29T00:14:09Z"},{"alias_kind":"pith_short_16","alias_value":"5DQ5OPZCKRLVHGQW","created_at":"2026-06-29T00:14:09Z"},{"alias_kind":"pith_short_8","alias_value":"5DQ5OPZC","created_at":"2026-06-29T00:14:09Z"}],"graph_snapshots":[{"event_id":"sha256:bdb82df8d700b0804f35fd846dd539db6cc0ee32d08078bdf31efce4b6b9c877","target":"graph","created_at":"2026-06-29T00:14:09Z","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/2606.27535/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We present the first spectroscopic mineralogical analysis of the dust coma of an interstellar object (ISO) from JWST mid-infrared spectroscopy of 3I/ATLAS (3I). 3I exhibits a strong 10-micron emissivity feature commonly seen on asteroids, comets, disks, and the interstellar medium. Characterization of this 10-micron emissivity maximum reveals that 3I's dust composition is dominated by amorphous silicates, and that 3I is unlike Solar System comets, which show significant crystalline silicate dust. Instead, 3I's dust composition is more similar to circumstellar transition disks and the interstel","authors_text":"Audrey Martin, Bryce T. Bolin, Carey M. Lisse, Christine Chen, Geoffrey A. Blake, Ian Wong, Klaus M. Pontoppidan, Matthew Belyakov, Michael E. Brown, M. Ryleigh Davis","cross_cats":["astro-ph.GA"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2026-06-25T20:32:42Z","title":"The Dust Mineralogy of Interstellar Comet 3I/ATLAS from JWST/MIRI Observations"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.27535","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:ef179247f6afcda073039a63059f01cbe23605f4b10661c92f97fecb0690a835","target":"record","created_at":"2026-06-29T00:14:09Z","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":"1d7a00180fa5552e1c7b3ea156c68045f68e68fc45b6a339a67a44cfb230159b","cross_cats_sorted":["astro-ph.GA"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2026-06-25T20:32:42Z","title_canon_sha256":"2a25ee7f8e809f97c7b5e553f236d53ee1fb7337d4beedf7b8576e657370a60b"},"schema_version":"1.0","source":{"id":"2606.27535","kind":"arxiv","version":1}},"canonical_sha256":"e8e1d73f225457539a1633433930482401e7732b3768b6524c7b1d857ddc94b6","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e8e1d73f225457539a1633433930482401e7732b3768b6524c7b1d857ddc94b6","first_computed_at":"2026-06-29T00:14:09.293439Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-06-29T00:14:09.293439Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"bRY0YqgR7B/1NRVZrd0iEb0I700rnNQ+LBG4LsRPWXPgvW3sLjwxHwiUcuks7PgoV/blxCdxXrUpyanv2JKJDA==","signature_status":"signed_v1","signed_at":"2026-06-29T00:14:09.293835Z","signed_message":"canonical_sha256_bytes"},"source_id":"2606.27535","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ef179247f6afcda073039a63059f01cbe23605f4b10661c92f97fecb0690a835","sha256:bdb82df8d700b0804f35fd846dd539db6cc0ee32d08078bdf31efce4b6b9c877"],"state_sha256":"16bf9f16a1d1bb75f9180bf35505b6185eb7392d481af310ffa119fcab39c5b6"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"wzlBV6Gicn9TM9DkPwp1Y3wb5LpSnjzOPiobOJhzpRowNenH3eGiX0YypLIpM5ahTGcKbhSDPc2Gh/DyYWXGCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-29T20:45:32.358308Z","bundle_sha256":"916f3107022fb54d57bcb10fb7adaed13c3f89038de116380e83bc616bf71ba9"}}