{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:IEXQVGVI43EPUKRKIMXTWEKCGY","short_pith_number":"pith:IEXQVGVI","canonical_record":{"source":{"id":"1107.1843","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2011-07-10T08:05:13Z","cross_cats_sorted":[],"title_canon_sha256":"e70301d7223017a4686873de61bf5dc5a5a4f767acf3e9c4a4aaa74e1425460b","abstract_canon_sha256":"c77e522b4ab655ace09ce621bbaa414cf26f7bded199fb0f37cec69d99ba9601"},"schema_version":"1.0"},"canonical_sha256":"412f0a9aa8e6c8fa2a2a432f3b11423627acb314d3c9a5eb221fa403358df50f","source":{"kind":"arxiv","id":"1107.1843","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1107.1843","created_at":"2026-05-18T02:01:20Z"},{"alias_kind":"arxiv_version","alias_value":"1107.1843v1","created_at":"2026-05-18T02:01:20Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1107.1843","created_at":"2026-05-18T02:01:20Z"},{"alias_kind":"pith_short_12","alias_value":"IEXQVGVI43EP","created_at":"2026-05-18T12:26:30Z"},{"alias_kind":"pith_short_16","alias_value":"IEXQVGVI43EPUKRK","created_at":"2026-05-18T12:26:30Z"},{"alias_kind":"pith_short_8","alias_value":"IEXQVGVI","created_at":"2026-05-18T12:26:30Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:IEXQVGVI43EPUKRKIMXTWEKCGY","target":"record","payload":{"canonical_record":{"source":{"id":"1107.1843","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2011-07-10T08:05:13Z","cross_cats_sorted":[],"title_canon_sha256":"e70301d7223017a4686873de61bf5dc5a5a4f767acf3e9c4a4aaa74e1425460b","abstract_canon_sha256":"c77e522b4ab655ace09ce621bbaa414cf26f7bded199fb0f37cec69d99ba9601"},"schema_version":"1.0"},"canonical_sha256":"412f0a9aa8e6c8fa2a2a432f3b11423627acb314d3c9a5eb221fa403358df50f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:01:20.771812Z","signature_b64":"HGsLmL/81AN0dFouj4GujztyZPsIDNxySUBcLoKlb2DzPyC8TFwd9ukNx+Cnt/AyxsQH7y8jLlb1G4ymkO7pDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"412f0a9aa8e6c8fa2a2a432f3b11423627acb314d3c9a5eb221fa403358df50f","last_reissued_at":"2026-05-18T02:01:20.770926Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:01:20.770926Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1107.1843","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":"2026-05-18T02:01:20Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"D5HXwQfJ9tHM4TXAhoZXBnQP8GLYZuaPIC8xRYUhBDSAoyVKUFN7udsiSydzV36feRTmXT6zCP+E3rttN790AA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T14:51:48.305866Z"},"content_sha256":"1949d34578baf6b3fd46a29a0bb86479ceba29c01168b99e3b71f07c2aca0b59","schema_version":"1.0","event_id":"sha256:1949d34578baf6b3fd46a29a0bb86479ceba29c01168b99e3b71f07c2aca0b59"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:IEXQVGVI43EPUKRKIMXTWEKCGY","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Near-infrared thermal emissivity from ground based atmospheric dust measurements at ORM","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.IM","authors_text":"A. Garcia, A. Ghedina, C. Gatica, E. Molinari, G. Lombardi, J. Melnick, S. Ortolani, V. Zitelli","submitted_at":"2011-07-10T08:05:13Z","abstract_excerpt":"We present an analysis of the atmospheric content of aerosols measured at Observatorio del Roque de los Muchachos (ORM; Canary Islands). Using a laser diode particle counter located at the Telescopio Nazionale Galileo (TNG) we have detected particles of 0.3, 0.5, 1.0, 3.0, 5.0 and 10.0 um size. The seasonal behavior of the dust content in the atmosphere is calculated. The Spring has been found to be dustier than the Summer, but dusty conditions may also occur in Winter. A method to estimate the contribution of the aerosols emissivity to the sky brightness in the near-infrared (NIR) is presente"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1107.1843","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":"2026-05-18T02:01:20Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"U1JhUJipw2g/O3fcCke51LikT6PY0UgtUvDjV+xIL59z8Iuy8OjOCVbUBNzj8FTXsb/VFd/jDFBdlWY+ZyXXAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T14:51:48.306220Z"},"content_sha256":"561cd40cfbf0f1ca349fc646ed0bd3e53dc2890790a8f26f2cb77f1fad08cf06","schema_version":"1.0","event_id":"sha256:561cd40cfbf0f1ca349fc646ed0bd3e53dc2890790a8f26f2cb77f1fad08cf06"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/IEXQVGVI43EPUKRKIMXTWEKCGY/bundle.json","state_url":"https://pith.science/pith/IEXQVGVI43EPUKRKIMXTWEKCGY/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/IEXQVGVI43EPUKRKIMXTWEKCGY/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":"2026-06-01T14:51:48Z","links":{"resolver":"https://pith.science/pith/IEXQVGVI43EPUKRKIMXTWEKCGY","bundle":"https://pith.science/pith/IEXQVGVI43EPUKRKIMXTWEKCGY/bundle.json","state":"https://pith.science/pith/IEXQVGVI43EPUKRKIMXTWEKCGY/state.json","well_known_bundle":"https://pith.science/.well-known/pith/IEXQVGVI43EPUKRKIMXTWEKCGY/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:IEXQVGVI43EPUKRKIMXTWEKCGY","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":"c77e522b4ab655ace09ce621bbaa414cf26f7bded199fb0f37cec69d99ba9601","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2011-07-10T08:05:13Z","title_canon_sha256":"e70301d7223017a4686873de61bf5dc5a5a4f767acf3e9c4a4aaa74e1425460b"},"schema_version":"1.0","source":{"id":"1107.1843","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1107.1843","created_at":"2026-05-18T02:01:20Z"},{"alias_kind":"arxiv_version","alias_value":"1107.1843v1","created_at":"2026-05-18T02:01:20Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1107.1843","created_at":"2026-05-18T02:01:20Z"},{"alias_kind":"pith_short_12","alias_value":"IEXQVGVI43EP","created_at":"2026-05-18T12:26:30Z"},{"alias_kind":"pith_short_16","alias_value":"IEXQVGVI43EPUKRK","created_at":"2026-05-18T12:26:30Z"},{"alias_kind":"pith_short_8","alias_value":"IEXQVGVI","created_at":"2026-05-18T12:26:30Z"}],"graph_snapshots":[{"event_id":"sha256:561cd40cfbf0f1ca349fc646ed0bd3e53dc2890790a8f26f2cb77f1fad08cf06","target":"graph","created_at":"2026-05-18T02:01:20Z","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":"We present an analysis of the atmospheric content of aerosols measured at Observatorio del Roque de los Muchachos (ORM; Canary Islands). Using a laser diode particle counter located at the Telescopio Nazionale Galileo (TNG) we have detected particles of 0.3, 0.5, 1.0, 3.0, 5.0 and 10.0 um size. The seasonal behavior of the dust content in the atmosphere is calculated. The Spring has been found to be dustier than the Summer, but dusty conditions may also occur in Winter. A method to estimate the contribution of the aerosols emissivity to the sky brightness in the near-infrared (NIR) is presente","authors_text":"A. Garcia, A. Ghedina, C. Gatica, E. Molinari, G. Lombardi, J. Melnick, S. Ortolani, V. Zitelli","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2011-07-10T08:05:13Z","title":"Near-infrared thermal emissivity from ground based atmospheric dust measurements at ORM"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1107.1843","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":"sha256:1949d34578baf6b3fd46a29a0bb86479ceba29c01168b99e3b71f07c2aca0b59","target":"record","created_at":"2026-05-18T02:01:20Z","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":"c77e522b4ab655ace09ce621bbaa414cf26f7bded199fb0f37cec69d99ba9601","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2011-07-10T08:05:13Z","title_canon_sha256":"e70301d7223017a4686873de61bf5dc5a5a4f767acf3e9c4a4aaa74e1425460b"},"schema_version":"1.0","source":{"id":"1107.1843","kind":"arxiv","version":1}},"canonical_sha256":"412f0a9aa8e6c8fa2a2a432f3b11423627acb314d3c9a5eb221fa403358df50f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"412f0a9aa8e6c8fa2a2a432f3b11423627acb314d3c9a5eb221fa403358df50f","first_computed_at":"2026-05-18T02:01:20.770926Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:01:20.770926Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"HGsLmL/81AN0dFouj4GujztyZPsIDNxySUBcLoKlb2DzPyC8TFwd9ukNx+Cnt/AyxsQH7y8jLlb1G4ymkO7pDg==","signature_status":"signed_v1","signed_at":"2026-05-18T02:01:20.771812Z","signed_message":"canonical_sha256_bytes"},"source_id":"1107.1843","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1949d34578baf6b3fd46a29a0bb86479ceba29c01168b99e3b71f07c2aca0b59","sha256:561cd40cfbf0f1ca349fc646ed0bd3e53dc2890790a8f26f2cb77f1fad08cf06"],"state_sha256":"b60b83334f9d75e4b773434ca230c25e3e1c16145a35da1f01e60aee697acfc2"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tfkv9go0wS9LFKm52H6ylT7+b1JjaQ1ElAP7/6l+X0aDcHYABB7Qna+ip6BI0NKE5PUHNH1q1fxDmIB+5wK6Cw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-01T14:51:48.308297Z","bundle_sha256":"b22c59ce015e6165b2a333e7fb2d53e69148e1dcbaa7d577fe361bc3b9bb7f67"}}