{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:E2KODDQIFAYKHARLSI63SVE53J","short_pith_number":"pith:E2KODDQI","canonical_record":{"source":{"id":"1106.4817","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2011-06-23T20:00:10Z","cross_cats_sorted":["astro-ph.SR"],"title_canon_sha256":"a12e0fa0b2851f48cbdcea8b6c056d5c1ee72bd24e283c28d3120f3e550894e5","abstract_canon_sha256":"ead6a67e950045fd8eec268f8e14e69fd394c944f7403aaf6b9707691152a605"},"schema_version":"1.0"},"canonical_sha256":"2694e18e082830a3822b923db9549dda598227a50d1f297f27a471ba3159ab75","source":{"kind":"arxiv","id":"1106.4817","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1106.4817","created_at":"2026-05-18T02:01:31Z"},{"alias_kind":"arxiv_version","alias_value":"1106.4817v1","created_at":"2026-05-18T02:01:31Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1106.4817","created_at":"2026-05-18T02:01:31Z"},{"alias_kind":"pith_short_12","alias_value":"E2KODDQIFAYK","created_at":"2026-05-18T12:26:26Z"},{"alias_kind":"pith_short_16","alias_value":"E2KODDQIFAYKHARL","created_at":"2026-05-18T12:26:26Z"},{"alias_kind":"pith_short_8","alias_value":"E2KODDQI","created_at":"2026-05-18T12:26:26Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:E2KODDQIFAYKHARLSI63SVE53J","target":"record","payload":{"canonical_record":{"source":{"id":"1106.4817","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2011-06-23T20:00:10Z","cross_cats_sorted":["astro-ph.SR"],"title_canon_sha256":"a12e0fa0b2851f48cbdcea8b6c056d5c1ee72bd24e283c28d3120f3e550894e5","abstract_canon_sha256":"ead6a67e950045fd8eec268f8e14e69fd394c944f7403aaf6b9707691152a605"},"schema_version":"1.0"},"canonical_sha256":"2694e18e082830a3822b923db9549dda598227a50d1f297f27a471ba3159ab75","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:01:31.430273Z","signature_b64":"njL5RTxVSL5AlH2X2MYoFjMqiOfmSrPaKSEWve7b+pzTvOWat45QP0bhowsBd2WzVnAYk6gLnnGn4I2TDnaoBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2694e18e082830a3822b923db9549dda598227a50d1f297f27a471ba3159ab75","last_reissued_at":"2026-05-18T02:01:31.429834Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:01:31.429834Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1106.4817","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":"2026-05-18T02:01:31Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"DIqXifNkL4PgROXXv1nwHwGAWQmvLX5jy0Ql6Hx6pi+2FGiUc/1DHHrvBVUF9FeRW86LCQmIYpYT6XejuCeXDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T06:17:42.105596Z"},"content_sha256":"52fce717fbca26bfdb51b0b0f6e1ca756e256fd6d2f859589f2b39b7c3156463","schema_version":"1.0","event_id":"sha256:52fce717fbca26bfdb51b0b0f6e1ca756e256fd6d2f859589f2b39b7c3156463"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:E2KODDQIFAYKHARLSI63SVE53J","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Spatially resolved submm imaging of the HR 8799 debris disk","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.SR"],"primary_cat":"astro-ph.EP","authors_text":"A. Kovacs, B. Ayliffe, C. D. Dowell, C. Pinte, I. Song, J. Bulger, J. Koda, J. Patience, M. R. Bate, R. R. King","submitted_at":"2011-06-23T20:00:10Z","abstract_excerpt":"Dynamical interactions between planets and debris disks may sculpt the disk structure and impact planetary orbits, but only a few systems with both imaged planets and spatially resolved debris disks are known. With the Caltech Submm Observatory (CSO), we have observed the HR 8799 debris disk at 350{\\mu}m. The 350{\\mu}m map is the first spatially resolved measurement of the debris disk encircling the HR 8799 planetary system at this wavelength. Both the flux and size of the emission are consistent with a Kuiper belt of dust extending from ~100-300 AU. Although the resolution of the current map "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1106.4817","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":"2026-05-18T02:01:31Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"t3EXftQxXEjrzktX5XHghTazEPfMQr7bc7nK2eIK9d73XPIScKbDFKUYxz8rjhSgVgeO3CyQ0qwqAl3RyC2OBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T06:17:42.106198Z"},"content_sha256":"7a1acd39b9490ed2201ff0424a205d2d2edfe969a16ba7956a6e292109061a3e","schema_version":"1.0","event_id":"sha256:7a1acd39b9490ed2201ff0424a205d2d2edfe969a16ba7956a6e292109061a3e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/E2KODDQIFAYKHARLSI63SVE53J/bundle.json","state_url":"https://pith.science/pith/E2KODDQIFAYKHARLSI63SVE53J/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/E2KODDQIFAYKHARLSI63SVE53J/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":"2026-05-28T06:17:42Z","links":{"resolver":"https://pith.science/pith/E2KODDQIFAYKHARLSI63SVE53J","bundle":"https://pith.science/pith/E2KODDQIFAYKHARLSI63SVE53J/bundle.json","state":"https://pith.science/pith/E2KODDQIFAYKHARLSI63SVE53J/state.json","well_known_bundle":"https://pith.science/.well-known/pith/E2KODDQIFAYKHARLSI63SVE53J/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:E2KODDQIFAYKHARLSI63SVE53J","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":"ead6a67e950045fd8eec268f8e14e69fd394c944f7403aaf6b9707691152a605","cross_cats_sorted":["astro-ph.SR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2011-06-23T20:00:10Z","title_canon_sha256":"a12e0fa0b2851f48cbdcea8b6c056d5c1ee72bd24e283c28d3120f3e550894e5"},"schema_version":"1.0","source":{"id":"1106.4817","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1106.4817","created_at":"2026-05-18T02:01:31Z"},{"alias_kind":"arxiv_version","alias_value":"1106.4817v1","created_at":"2026-05-18T02:01:31Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1106.4817","created_at":"2026-05-18T02:01:31Z"},{"alias_kind":"pith_short_12","alias_value":"E2KODDQIFAYK","created_at":"2026-05-18T12:26:26Z"},{"alias_kind":"pith_short_16","alias_value":"E2KODDQIFAYKHARL","created_at":"2026-05-18T12:26:26Z"},{"alias_kind":"pith_short_8","alias_value":"E2KODDQI","created_at":"2026-05-18T12:26:26Z"}],"graph_snapshots":[{"event_id":"sha256:7a1acd39b9490ed2201ff0424a205d2d2edfe969a16ba7956a6e292109061a3e","target":"graph","created_at":"2026-05-18T02:01:31Z","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":"Dynamical interactions between planets and debris disks may sculpt the disk structure and impact planetary orbits, but only a few systems with both imaged planets and spatially resolved debris disks are known. With the Caltech Submm Observatory (CSO), we have observed the HR 8799 debris disk at 350{\\mu}m. The 350{\\mu}m map is the first spatially resolved measurement of the debris disk encircling the HR 8799 planetary system at this wavelength. Both the flux and size of the emission are consistent with a Kuiper belt of dust extending from ~100-300 AU. Although the resolution of the current map ","authors_text":"A. Kovacs, B. Ayliffe, C. D. Dowell, C. Pinte, I. Song, J. Bulger, J. Koda, J. Patience, M. R. Bate, R. R. King","cross_cats":["astro-ph.SR"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2011-06-23T20:00:10Z","title":"Spatially resolved submm imaging of the HR 8799 debris disk"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1106.4817","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":"sha256:52fce717fbca26bfdb51b0b0f6e1ca756e256fd6d2f859589f2b39b7c3156463","target":"record","created_at":"2026-05-18T02:01:31Z","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":"ead6a67e950045fd8eec268f8e14e69fd394c944f7403aaf6b9707691152a605","cross_cats_sorted":["astro-ph.SR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2011-06-23T20:00:10Z","title_canon_sha256":"a12e0fa0b2851f48cbdcea8b6c056d5c1ee72bd24e283c28d3120f3e550894e5"},"schema_version":"1.0","source":{"id":"1106.4817","kind":"arxiv","version":1}},"canonical_sha256":"2694e18e082830a3822b923db9549dda598227a50d1f297f27a471ba3159ab75","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"2694e18e082830a3822b923db9549dda598227a50d1f297f27a471ba3159ab75","first_computed_at":"2026-05-18T02:01:31.429834Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:01:31.429834Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"njL5RTxVSL5AlH2X2MYoFjMqiOfmSrPaKSEWve7b+pzTvOWat45QP0bhowsBd2WzVnAYk6gLnnGn4I2TDnaoBg==","signature_status":"signed_v1","signed_at":"2026-05-18T02:01:31.430273Z","signed_message":"canonical_sha256_bytes"},"source_id":"1106.4817","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:52fce717fbca26bfdb51b0b0f6e1ca756e256fd6d2f859589f2b39b7c3156463","sha256:7a1acd39b9490ed2201ff0424a205d2d2edfe969a16ba7956a6e292109061a3e"],"state_sha256":"27b6ab6e6f8cb4728bf64e5c62997cd2e2a1d952392d6a93bc676e3823be383d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/s8i1YKA3nayzi/ULNl5L54iJKc8kQf+TS1LuFhLLME1+oXDjj2XTNowWNZZIG5wbGL+KUPXUeUTXPyntKVdCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T06:17:42.109429Z","bundle_sha256":"f48c94dfc41ea9cd454d7fd06fa441a6ec0f676a18fb38add79b571baca254d5"}}