{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:QJ5NEGG7QGPXNS64GJJKEWYHJ5","short_pith_number":"pith:QJ5NEGG7","canonical_record":{"source":{"id":"1209.3295","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2012-09-14T19:44:14Z","cross_cats_sorted":[],"title_canon_sha256":"1033ea6597adcbd89b9921a15bba7ba44226af5d5d23082c0911dbf905e635d5","abstract_canon_sha256":"de6e78aeb8aea4bbc1f8ada0b1151de35e754f9e2b6549821c139f3f7f298e46"},"schema_version":"1.0"},"canonical_sha256":"827ad218df819f76cbdc3252a25b074f6cd8597ac0e22826df12fc38a65523f3","source":{"kind":"arxiv","id":"1209.3295","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1209.3295","created_at":"2026-05-18T01:54:28Z"},{"alias_kind":"arxiv_version","alias_value":"1209.3295v1","created_at":"2026-05-18T01:54:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1209.3295","created_at":"2026-05-18T01:54:28Z"},{"alias_kind":"pith_short_12","alias_value":"QJ5NEGG7QGPX","created_at":"2026-05-18T12:27:18Z"},{"alias_kind":"pith_short_16","alias_value":"QJ5NEGG7QGPXNS64","created_at":"2026-05-18T12:27:18Z"},{"alias_kind":"pith_short_8","alias_value":"QJ5NEGG7","created_at":"2026-05-18T12:27:18Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:QJ5NEGG7QGPXNS64GJJKEWYHJ5","target":"record","payload":{"canonical_record":{"source":{"id":"1209.3295","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2012-09-14T19:44:14Z","cross_cats_sorted":[],"title_canon_sha256":"1033ea6597adcbd89b9921a15bba7ba44226af5d5d23082c0911dbf905e635d5","abstract_canon_sha256":"de6e78aeb8aea4bbc1f8ada0b1151de35e754f9e2b6549821c139f3f7f298e46"},"schema_version":"1.0"},"canonical_sha256":"827ad218df819f76cbdc3252a25b074f6cd8597ac0e22826df12fc38a65523f3","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:54:28.884492Z","signature_b64":"H3MUs1hmHieJ4POKEhtBoMVL3+lR1IEsv8ABj+6tq1gcKnb7Gb3vBNTUBY9j9zfEYT52swgku1vsJiWb36tGCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"827ad218df819f76cbdc3252a25b074f6cd8597ac0e22826df12fc38a65523f3","last_reissued_at":"2026-05-18T01:54:28.883878Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:54:28.883878Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1209.3295","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":"2026-05-18T01:54:28Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"PlbnZW6hHGODtviYKVnvoFqTRWD/mXHhrOqxcxNIxzQhEzo1yRko0fmWzY29KY+VkLihLP50XcT/OoqU+IRGCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T03:43:18.964541Z"},"content_sha256":"6098716d71d0c24421d29df1db080cc283cabc8f69ef9d11d2cc9f8725dd9ca6","schema_version":"1.0","event_id":"sha256:6098716d71d0c24421d29df1db080cc283cabc8f69ef9d11d2cc9f8725dd9ca6"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:QJ5NEGG7QGPXNS64GJJKEWYHJ5","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"A near infrared frequency comb for Y+J band astronomical spectroscopy","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.IM","authors_text":"Brandon Botzer, Chad F. Bender, Franklyn Quinlan, Gabriel G. Ycas, Lawrence Ramsey, Ryan Terrien, Scott A. Diddams, Steinn Sigurddson, Stephen L. Redman, Steve Osterman, Suvrath Mahadevan","submitted_at":"2012-09-14T19:44:14Z","abstract_excerpt":"Radial velocity (RV) surveys supported by high precision wavelength references (notably ThAr lamps and I2 cells) have successfully identified hundreds of exoplanets; however, as the search for exoplanets moves to cooler, lower mass stars, the optimum wave band for observation for these objects moves into the near infrared (NIR) and new wavelength standards are required. To address this need we are following up our successful deployment of an H band(1.45-1.7{\\mu}m) laser frequency comb based wavelength reference with a comb working in the Y and J bands (0.98-1.3{\\mu}m). This comb will be optimi"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1209.3295","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":"2026-05-18T01:54:28Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"5uHxM3FSHDy6QvcBcXEabf8BGH+UHd3uT4RyyjJ60G0883iPxZSgiYdG05G/FS68YXhS6gw5LkB00qO7pzo1CA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T03:43:18.964886Z"},"content_sha256":"4af6ddb4714e7e306c144b9e61e66b6857b2c6fb05cce666aad630c3cd9a6130","schema_version":"1.0","event_id":"sha256:4af6ddb4714e7e306c144b9e61e66b6857b2c6fb05cce666aad630c3cd9a6130"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/QJ5NEGG7QGPXNS64GJJKEWYHJ5/bundle.json","state_url":"https://pith.science/pith/QJ5NEGG7QGPXNS64GJJKEWYHJ5/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/QJ5NEGG7QGPXNS64GJJKEWYHJ5/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":"2026-05-28T03:43:18Z","links":{"resolver":"https://pith.science/pith/QJ5NEGG7QGPXNS64GJJKEWYHJ5","bundle":"https://pith.science/pith/QJ5NEGG7QGPXNS64GJJKEWYHJ5/bundle.json","state":"https://pith.science/pith/QJ5NEGG7QGPXNS64GJJKEWYHJ5/state.json","well_known_bundle":"https://pith.science/.well-known/pith/QJ5NEGG7QGPXNS64GJJKEWYHJ5/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:QJ5NEGG7QGPXNS64GJJKEWYHJ5","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":"de6e78aeb8aea4bbc1f8ada0b1151de35e754f9e2b6549821c139f3f7f298e46","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2012-09-14T19:44:14Z","title_canon_sha256":"1033ea6597adcbd89b9921a15bba7ba44226af5d5d23082c0911dbf905e635d5"},"schema_version":"1.0","source":{"id":"1209.3295","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1209.3295","created_at":"2026-05-18T01:54:28Z"},{"alias_kind":"arxiv_version","alias_value":"1209.3295v1","created_at":"2026-05-18T01:54:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1209.3295","created_at":"2026-05-18T01:54:28Z"},{"alias_kind":"pith_short_12","alias_value":"QJ5NEGG7QGPX","created_at":"2026-05-18T12:27:18Z"},{"alias_kind":"pith_short_16","alias_value":"QJ5NEGG7QGPXNS64","created_at":"2026-05-18T12:27:18Z"},{"alias_kind":"pith_short_8","alias_value":"QJ5NEGG7","created_at":"2026-05-18T12:27:18Z"}],"graph_snapshots":[{"event_id":"sha256:4af6ddb4714e7e306c144b9e61e66b6857b2c6fb05cce666aad630c3cd9a6130","target":"graph","created_at":"2026-05-18T01:54:28Z","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":"Radial velocity (RV) surveys supported by high precision wavelength references (notably ThAr lamps and I2 cells) have successfully identified hundreds of exoplanets; however, as the search for exoplanets moves to cooler, lower mass stars, the optimum wave band for observation for these objects moves into the near infrared (NIR) and new wavelength standards are required. To address this need we are following up our successful deployment of an H band(1.45-1.7{\\mu}m) laser frequency comb based wavelength reference with a comb working in the Y and J bands (0.98-1.3{\\mu}m). This comb will be optimi","authors_text":"Brandon Botzer, Chad F. Bender, Franklyn Quinlan, Gabriel G. Ycas, Lawrence Ramsey, Ryan Terrien, Scott A. Diddams, Steinn Sigurddson, Stephen L. Redman, Steve Osterman, Suvrath Mahadevan","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2012-09-14T19:44:14Z","title":"A near infrared frequency comb for Y+J band astronomical spectroscopy"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1209.3295","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":"sha256:6098716d71d0c24421d29df1db080cc283cabc8f69ef9d11d2cc9f8725dd9ca6","target":"record","created_at":"2026-05-18T01:54:28Z","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":"de6e78aeb8aea4bbc1f8ada0b1151de35e754f9e2b6549821c139f3f7f298e46","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2012-09-14T19:44:14Z","title_canon_sha256":"1033ea6597adcbd89b9921a15bba7ba44226af5d5d23082c0911dbf905e635d5"},"schema_version":"1.0","source":{"id":"1209.3295","kind":"arxiv","version":1}},"canonical_sha256":"827ad218df819f76cbdc3252a25b074f6cd8597ac0e22826df12fc38a65523f3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"827ad218df819f76cbdc3252a25b074f6cd8597ac0e22826df12fc38a65523f3","first_computed_at":"2026-05-18T01:54:28.883878Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:54:28.883878Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"H3MUs1hmHieJ4POKEhtBoMVL3+lR1IEsv8ABj+6tq1gcKnb7Gb3vBNTUBY9j9zfEYT52swgku1vsJiWb36tGCw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:54:28.884492Z","signed_message":"canonical_sha256_bytes"},"source_id":"1209.3295","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6098716d71d0c24421d29df1db080cc283cabc8f69ef9d11d2cc9f8725dd9ca6","sha256:4af6ddb4714e7e306c144b9e61e66b6857b2c6fb05cce666aad630c3cd9a6130"],"state_sha256":"a2cc95b4858310156cbd1f019d3b7979872735a95bcaaee71c73ce0661464dfb"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"EXcFYRnZorCP1PDR0JoXfgeP17oTlp1uf+oVz6pPae21VtnIMYBy4n5wk2ZqauTmTEgznJyR1xZpISOnKW1SBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T03:43:18.967007Z","bundle_sha256":"f30204c6a6a4185907991578205c9a70c7edc2fa5dbb552c211039b52db9c40e"}}