{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:XGAZWUIMO5VXA5MRPRHXN7YHMZ","short_pith_number":"pith:XGAZWUIM","canonical_record":{"source":{"id":"1407.8207","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2014-07-30T20:30:46Z","cross_cats_sorted":[],"title_canon_sha256":"871fdf569c2a47077f16fec46a484a92f99bb6fc9efce83ef86a6d09ea1caec4","abstract_canon_sha256":"3b0f1de61c66a4902aefa589aa1a54c1bde9139b972cb3223018336390ff46de"},"schema_version":"1.0"},"canonical_sha256":"b9819b510c776b7075917c4f76ff076673610af80285729e13eac184c907076b","source":{"kind":"arxiv","id":"1407.8207","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1407.8207","created_at":"2026-05-18T01:42:27Z"},{"alias_kind":"arxiv_version","alias_value":"1407.8207v1","created_at":"2026-05-18T01:42:27Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1407.8207","created_at":"2026-05-18T01:42:27Z"},{"alias_kind":"pith_short_12","alias_value":"XGAZWUIMO5VX","created_at":"2026-05-18T12:28:57Z"},{"alias_kind":"pith_short_16","alias_value":"XGAZWUIMO5VXA5MR","created_at":"2026-05-18T12:28:57Z"},{"alias_kind":"pith_short_8","alias_value":"XGAZWUIM","created_at":"2026-05-18T12:28:57Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:XGAZWUIMO5VXA5MRPRHXN7YHMZ","target":"record","payload":{"canonical_record":{"source":{"id":"1407.8207","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2014-07-30T20:30:46Z","cross_cats_sorted":[],"title_canon_sha256":"871fdf569c2a47077f16fec46a484a92f99bb6fc9efce83ef86a6d09ea1caec4","abstract_canon_sha256":"3b0f1de61c66a4902aefa589aa1a54c1bde9139b972cb3223018336390ff46de"},"schema_version":"1.0"},"canonical_sha256":"b9819b510c776b7075917c4f76ff076673610af80285729e13eac184c907076b","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:42:27.110346Z","signature_b64":"iYCSgwAXNeL9naa0SFZ0nNOJJWJlSSeG/4dqdYI86d9E9EPBDQi3X2eBnc1dXLsLy7be/2hVOAWGUnSHKr8RCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b9819b510c776b7075917c4f76ff076673610af80285729e13eac184c907076b","last_reissued_at":"2026-05-18T01:42:27.109891Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:42:27.109891Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1407.8207","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":"2026-05-18T01:42:27Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"XqondZqN1Ac09KPrMU234jW17DtICS1b884L5M6sdEe3+fAvft4ZoTngBdvlHvVNg+V/oUBPbNBfHm9Ok64eAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T19:39:44.442692Z"},"content_sha256":"0e4ad5bd76cd56d9394807a9e9294464e1a50005a0f85d24e261d13e1df66337","schema_version":"1.0","event_id":"sha256:0e4ad5bd76cd56d9394807a9e9294464e1a50005a0f85d24e261d13e1df66337"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:XGAZWUIMO5VXA5MRPRHXN7YHMZ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"ShaneAO: wide science spectrum adaptive optics system for the Lick Observatory","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.IM","authors_text":"Andrew Norton, Andrew Phillips, Chris Ratliff, Connie Rockosi, Daren Dillon, Donald Gavel, Jerry Cabak, Jim Ward, John Gates, Kyle Lanclos, Michael Peck, Michael Saylor, Renate Kupke, Rosalie McGurk, Srikar Srinath, Terry Pfister, William Deich","submitted_at":"2014-07-30T20:30:46Z","abstract_excerpt":"A new high-order adaptive optics system is now being commissioned at the Lick Observatory Shane 3-meter telescope in California. This system uses a high return efficiency sodium beacon and a combination of low and high-order deformable mirrors to achieve diffraction-limited imaging over a wide spectrum of infrared science wavelengths covering 0.8 to 2.2 microns. We present the design performance goals and the first on-sky test results. We discuss several innovations that make this system a pathfinder for next generation AO systems. These include a unique woofer-tweeter control that provides fu"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1407.8207","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":"2026-05-18T01:42:27Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"w6Xo5PC6eGkC0dyF/vMD9y+wfqvzrRLr0FR8X+JDEEAAbrvqBiu1GM8pAEN6BH1CIdUGNp++Knx8OlqzRrxPAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T19:39:44.443092Z"},"content_sha256":"a9a96264eadb03a3796d5e008912ceba92fa2149a383b860cf463535f488539d","schema_version":"1.0","event_id":"sha256:a9a96264eadb03a3796d5e008912ceba92fa2149a383b860cf463535f488539d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/XGAZWUIMO5VXA5MRPRHXN7YHMZ/bundle.json","state_url":"https://pith.science/pith/XGAZWUIMO5VXA5MRPRHXN7YHMZ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/XGAZWUIMO5VXA5MRPRHXN7YHMZ/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":"2026-05-25T19:39:44Z","links":{"resolver":"https://pith.science/pith/XGAZWUIMO5VXA5MRPRHXN7YHMZ","bundle":"https://pith.science/pith/XGAZWUIMO5VXA5MRPRHXN7YHMZ/bundle.json","state":"https://pith.science/pith/XGAZWUIMO5VXA5MRPRHXN7YHMZ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/XGAZWUIMO5VXA5MRPRHXN7YHMZ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:XGAZWUIMO5VXA5MRPRHXN7YHMZ","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":"3b0f1de61c66a4902aefa589aa1a54c1bde9139b972cb3223018336390ff46de","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2014-07-30T20:30:46Z","title_canon_sha256":"871fdf569c2a47077f16fec46a484a92f99bb6fc9efce83ef86a6d09ea1caec4"},"schema_version":"1.0","source":{"id":"1407.8207","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1407.8207","created_at":"2026-05-18T01:42:27Z"},{"alias_kind":"arxiv_version","alias_value":"1407.8207v1","created_at":"2026-05-18T01:42:27Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1407.8207","created_at":"2026-05-18T01:42:27Z"},{"alias_kind":"pith_short_12","alias_value":"XGAZWUIMO5VX","created_at":"2026-05-18T12:28:57Z"},{"alias_kind":"pith_short_16","alias_value":"XGAZWUIMO5VXA5MR","created_at":"2026-05-18T12:28:57Z"},{"alias_kind":"pith_short_8","alias_value":"XGAZWUIM","created_at":"2026-05-18T12:28:57Z"}],"graph_snapshots":[{"event_id":"sha256:a9a96264eadb03a3796d5e008912ceba92fa2149a383b860cf463535f488539d","target":"graph","created_at":"2026-05-18T01:42:27Z","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":"A new high-order adaptive optics system is now being commissioned at the Lick Observatory Shane 3-meter telescope in California. This system uses a high return efficiency sodium beacon and a combination of low and high-order deformable mirrors to achieve diffraction-limited imaging over a wide spectrum of infrared science wavelengths covering 0.8 to 2.2 microns. We present the design performance goals and the first on-sky test results. We discuss several innovations that make this system a pathfinder for next generation AO systems. These include a unique woofer-tweeter control that provides fu","authors_text":"Andrew Norton, Andrew Phillips, Chris Ratliff, Connie Rockosi, Daren Dillon, Donald Gavel, Jerry Cabak, Jim Ward, John Gates, Kyle Lanclos, Michael Peck, Michael Saylor, Renate Kupke, Rosalie McGurk, Srikar Srinath, Terry Pfister, William Deich","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2014-07-30T20:30:46Z","title":"ShaneAO: wide science spectrum adaptive optics system for the Lick Observatory"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1407.8207","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":"sha256:0e4ad5bd76cd56d9394807a9e9294464e1a50005a0f85d24e261d13e1df66337","target":"record","created_at":"2026-05-18T01:42:27Z","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":"3b0f1de61c66a4902aefa589aa1a54c1bde9139b972cb3223018336390ff46de","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2014-07-30T20:30:46Z","title_canon_sha256":"871fdf569c2a47077f16fec46a484a92f99bb6fc9efce83ef86a6d09ea1caec4"},"schema_version":"1.0","source":{"id":"1407.8207","kind":"arxiv","version":1}},"canonical_sha256":"b9819b510c776b7075917c4f76ff076673610af80285729e13eac184c907076b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b9819b510c776b7075917c4f76ff076673610af80285729e13eac184c907076b","first_computed_at":"2026-05-18T01:42:27.109891Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:42:27.109891Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"iYCSgwAXNeL9naa0SFZ0nNOJJWJlSSeG/4dqdYI86d9E9EPBDQi3X2eBnc1dXLsLy7be/2hVOAWGUnSHKr8RCA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:42:27.110346Z","signed_message":"canonical_sha256_bytes"},"source_id":"1407.8207","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0e4ad5bd76cd56d9394807a9e9294464e1a50005a0f85d24e261d13e1df66337","sha256:a9a96264eadb03a3796d5e008912ceba92fa2149a383b860cf463535f488539d"],"state_sha256":"2ec16ed2c5fecbfc6ec76dac9e288398668a71ad50fe931d4143e5ca67cc2c71"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"il34vpuPaZvF3x1sEXXzMW/93m4cxs/RBbJbWwvJXJNCmhvmoBjG6XaCoSPwkgaVfokhHmrlJ7VILH+hDNeUDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T19:39:44.450253Z","bundle_sha256":"3e807be8da5c94e40bbcf3c9a4c6a06f0b8e2cccedf04df121f38f1c5b1da917"}}