{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:IHSH2IQ54KJ7F7PD55VQTQ6VSF","short_pith_number":"pith:IHSH2IQ5","canonical_record":{"source":{"id":"1310.4183","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2013-10-15T20:00:05Z","cross_cats_sorted":["astro-ph.SR"],"title_canon_sha256":"8a088a87df4debf77c8fbd5554d648d382218ab5cb4f881beaee7ca561649885","abstract_canon_sha256":"f91f26124f11e8560559b6136c35d736c31312fdaacc08211a39fa3bf1a963f8"},"schema_version":"1.0"},"canonical_sha256":"41e47d221de293f2fde3ef6b09c3d59153b64c21fc60b1a484fbd2987cc42752","source":{"kind":"arxiv","id":"1310.4183","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1310.4183","created_at":"2026-05-18T01:47:04Z"},{"alias_kind":"arxiv_version","alias_value":"1310.4183v1","created_at":"2026-05-18T01:47:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1310.4183","created_at":"2026-05-18T01:47:04Z"},{"alias_kind":"pith_short_12","alias_value":"IHSH2IQ54KJ7","created_at":"2026-05-18T12:27:46Z"},{"alias_kind":"pith_short_16","alias_value":"IHSH2IQ54KJ7F7PD","created_at":"2026-05-18T12:27:46Z"},{"alias_kind":"pith_short_8","alias_value":"IHSH2IQ5","created_at":"2026-05-18T12:27:46Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:IHSH2IQ54KJ7F7PD55VQTQ6VSF","target":"record","payload":{"canonical_record":{"source":{"id":"1310.4183","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2013-10-15T20:00:05Z","cross_cats_sorted":["astro-ph.SR"],"title_canon_sha256":"8a088a87df4debf77c8fbd5554d648d382218ab5cb4f881beaee7ca561649885","abstract_canon_sha256":"f91f26124f11e8560559b6136c35d736c31312fdaacc08211a39fa3bf1a963f8"},"schema_version":"1.0"},"canonical_sha256":"41e47d221de293f2fde3ef6b09c3d59153b64c21fc60b1a484fbd2987cc42752","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:47:04.929938Z","signature_b64":"DAXHMxbBs6f+MXAC86CP1RKUQuj74Qwx7cky2ck17xgIA0DQqbDez8U0/dmeOMJWqlQWFAndS2dS/Y93JLE5Dw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"41e47d221de293f2fde3ef6b09c3d59153b64c21fc60b1a484fbd2987cc42752","last_reissued_at":"2026-05-18T01:47:04.929245Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:47:04.929245Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1310.4183","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":"2026-05-18T01:47:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"wnmgJ3jcG56cjnhy3PEx5C6vRpYM0BFGiN4JBAB3Drq6pbsk6sOilM+JAo3tAHebr67IwYIe2phvhWD5hTBnDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T04:29:16.857515Z"},"content_sha256":"0d21446212596760a34529fd7805b55d291acb4c0f742026d79b527f5c7d1800","schema_version":"1.0","event_id":"sha256:0d21446212596760a34529fd7805b55d291acb4c0f742026d79b527f5c7d1800"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:IHSH2IQ54KJ7F7PD55VQTQ6VSF","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Direct Imaging Detection of Methane in the Atmosphere of GJ 504 b","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.SR"],"primary_cat":"astro-ph.EP","authors_text":"A. Moro-Martin, C. Grady, C. Thalmann, D. Spiegel, D. Tomono, E. Serabyn, E. Turner, G. Knapp, H. Suto, H. Takami, H. Terada, J. Carson, J. Hashimoto, J.-I. Morino, J. Kwon, J. Schlieder, J. Wisniewski, K. Hodapp, K. Mede, L. Abe, M. Bonnefoy, M. Feldt, M. Goto, M. Hayashi, M. Ishii, M. Iye, M. Janson, M. Kuzuhara, M. McElwain, M. Takami, M. Tamura, M. Watanabe, N. Kusakabe, N. Takato, N. Zimmerman, O. Guyon, R. Kandori, R. Suzuki, S. Egner, S. Hayashi, S. Miyama, S. Sorahana, T. Brandt, T. Currie, T. Henning, T. Kotani, T. Kudo, T. Matsuo, T. Nakagawa, T. Nishimura, T.-S. Pyo, T. Suenaga, T. Usuda, T. Yamada, W. Brandner, Y. Hayano, Y. Takahashi","submitted_at":"2013-10-15T20:00:05Z","abstract_excerpt":"Most exoplanets detected by direct imaging so far have been characterized by relatively hot (> ~1000 K) and cloudy atmospheres. A surprising feature in some of their atmospheres has been a distinct lack of methane, possibly implying non-equilibrium chemistry. Recently, we reported the discovery of a planetary companion to the Sun-like star GJ 504 using Subaru/HiCIAO within the SEEDS survey. The planet is substantially colder (<600 K) than previously imaged planets, and has indications of fewer clouds, which implies that it represents a new class of planetary atmospheres with expected similarit"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1310.4183","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":"2026-05-18T01:47:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ocztZrGHW31OuQpKRA725iJARoQwRKf9WcSNWXkteKkwl5APRvd7Gs7y26E0bINfBteE+AC6n4KVuHMHDmkXDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T04:29:16.858245Z"},"content_sha256":"e298ede869fdfa2073a95a607b45726f1b214ae80173ea9fe1d6a3bed9734b4f","schema_version":"1.0","event_id":"sha256:e298ede869fdfa2073a95a607b45726f1b214ae80173ea9fe1d6a3bed9734b4f"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/IHSH2IQ54KJ7F7PD55VQTQ6VSF/bundle.json","state_url":"https://pith.science/pith/IHSH2IQ54KJ7F7PD55VQTQ6VSF/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/IHSH2IQ54KJ7F7PD55VQTQ6VSF/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":"2026-05-26T04:29:16Z","links":{"resolver":"https://pith.science/pith/IHSH2IQ54KJ7F7PD55VQTQ6VSF","bundle":"https://pith.science/pith/IHSH2IQ54KJ7F7PD55VQTQ6VSF/bundle.json","state":"https://pith.science/pith/IHSH2IQ54KJ7F7PD55VQTQ6VSF/state.json","well_known_bundle":"https://pith.science/.well-known/pith/IHSH2IQ54KJ7F7PD55VQTQ6VSF/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:IHSH2IQ54KJ7F7PD55VQTQ6VSF","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":"f91f26124f11e8560559b6136c35d736c31312fdaacc08211a39fa3bf1a963f8","cross_cats_sorted":["astro-ph.SR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2013-10-15T20:00:05Z","title_canon_sha256":"8a088a87df4debf77c8fbd5554d648d382218ab5cb4f881beaee7ca561649885"},"schema_version":"1.0","source":{"id":"1310.4183","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1310.4183","created_at":"2026-05-18T01:47:04Z"},{"alias_kind":"arxiv_version","alias_value":"1310.4183v1","created_at":"2026-05-18T01:47:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1310.4183","created_at":"2026-05-18T01:47:04Z"},{"alias_kind":"pith_short_12","alias_value":"IHSH2IQ54KJ7","created_at":"2026-05-18T12:27:46Z"},{"alias_kind":"pith_short_16","alias_value":"IHSH2IQ54KJ7F7PD","created_at":"2026-05-18T12:27:46Z"},{"alias_kind":"pith_short_8","alias_value":"IHSH2IQ5","created_at":"2026-05-18T12:27:46Z"}],"graph_snapshots":[{"event_id":"sha256:e298ede869fdfa2073a95a607b45726f1b214ae80173ea9fe1d6a3bed9734b4f","target":"graph","created_at":"2026-05-18T01:47:04Z","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":"Most exoplanets detected by direct imaging so far have been characterized by relatively hot (> ~1000 K) and cloudy atmospheres. A surprising feature in some of their atmospheres has been a distinct lack of methane, possibly implying non-equilibrium chemistry. Recently, we reported the discovery of a planetary companion to the Sun-like star GJ 504 using Subaru/HiCIAO within the SEEDS survey. The planet is substantially colder (<600 K) than previously imaged planets, and has indications of fewer clouds, which implies that it represents a new class of planetary atmospheres with expected similarit","authors_text":"A. Moro-Martin, C. Grady, C. Thalmann, D. Spiegel, D. Tomono, E. Serabyn, E. Turner, G. Knapp, H. Suto, H. Takami, H. Terada, J. Carson, J. Hashimoto, J.-I. Morino, J. Kwon, J. Schlieder, J. Wisniewski, K. Hodapp, K. Mede, L. Abe, M. Bonnefoy, M. Feldt, M. Goto, M. Hayashi, M. Ishii, M. Iye, M. Janson, M. Kuzuhara, M. McElwain, M. Takami, M. Tamura, M. Watanabe, N. Kusakabe, N. Takato, N. Zimmerman, O. Guyon, R. Kandori, R. Suzuki, S. Egner, S. Hayashi, S. Miyama, S. Sorahana, T. Brandt, T. Currie, T. Henning, T. Kotani, T. Kudo, T. Matsuo, T. Nakagawa, T. Nishimura, T.-S. Pyo, T. Suenaga, T. Usuda, T. Yamada, W. Brandner, Y. Hayano, Y. Takahashi","cross_cats":["astro-ph.SR"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2013-10-15T20:00:05Z","title":"Direct Imaging Detection of Methane in the Atmosphere of GJ 504 b"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1310.4183","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":"sha256:0d21446212596760a34529fd7805b55d291acb4c0f742026d79b527f5c7d1800","target":"record","created_at":"2026-05-18T01:47:04Z","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":"f91f26124f11e8560559b6136c35d736c31312fdaacc08211a39fa3bf1a963f8","cross_cats_sorted":["astro-ph.SR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2013-10-15T20:00:05Z","title_canon_sha256":"8a088a87df4debf77c8fbd5554d648d382218ab5cb4f881beaee7ca561649885"},"schema_version":"1.0","source":{"id":"1310.4183","kind":"arxiv","version":1}},"canonical_sha256":"41e47d221de293f2fde3ef6b09c3d59153b64c21fc60b1a484fbd2987cc42752","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"41e47d221de293f2fde3ef6b09c3d59153b64c21fc60b1a484fbd2987cc42752","first_computed_at":"2026-05-18T01:47:04.929245Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:47:04.929245Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"DAXHMxbBs6f+MXAC86CP1RKUQuj74Qwx7cky2ck17xgIA0DQqbDez8U0/dmeOMJWqlQWFAndS2dS/Y93JLE5Dw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:47:04.929938Z","signed_message":"canonical_sha256_bytes"},"source_id":"1310.4183","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0d21446212596760a34529fd7805b55d291acb4c0f742026d79b527f5c7d1800","sha256:e298ede869fdfa2073a95a607b45726f1b214ae80173ea9fe1d6a3bed9734b4f"],"state_sha256":"9c38cedf972ed73c296fa220cb8ed96fa8be39f1dd88477b78f9593f90907cbd"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tj8wRK0qCPseFyLbKnapoclpye26AObVUwYYRK2sC7aVlhAKEktL1D5y5D2608T5BYDQVKO3XAbFIz85Pzn4Cw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T04:29:16.861385Z","bundle_sha256":"1a0bf8c3b184d757eb6670781ec7494446e769c5443876d7dbd529a595a7b02b"}}