{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:GYS3TBMKORTEDAX32UMANNLTZ7","short_pith_number":"pith:GYS3TBMK","canonical_record":{"source":{"id":"1605.02225","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2016-05-07T18:03:44Z","cross_cats_sorted":["astro-ph.SR"],"title_canon_sha256":"9e37e8e3da3c194acf30b78bd8fa8539534e1747be0bcba52837452e8e037276","abstract_canon_sha256":"9c5a85e7aefd67a51593af993074cc8b97983b989577ac8efd8d35289f103844"},"schema_version":"1.0"},"canonical_sha256":"3625b9858a74664182fbd51806b573cfc152becdd7e213559a2b8cef0d029143","source":{"kind":"arxiv","id":"1605.02225","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1605.02225","created_at":"2026-05-18T01:12:29Z"},{"alias_kind":"arxiv_version","alias_value":"1605.02225v1","created_at":"2026-05-18T01:12:29Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1605.02225","created_at":"2026-05-18T01:12:29Z"},{"alias_kind":"pith_short_12","alias_value":"GYS3TBMKORTE","created_at":"2026-05-18T12:30:19Z"},{"alias_kind":"pith_short_16","alias_value":"GYS3TBMKORTEDAX3","created_at":"2026-05-18T12:30:19Z"},{"alias_kind":"pith_short_8","alias_value":"GYS3TBMK","created_at":"2026-05-18T12:30:19Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:GYS3TBMKORTEDAX32UMANNLTZ7","target":"record","payload":{"canonical_record":{"source":{"id":"1605.02225","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2016-05-07T18:03:44Z","cross_cats_sorted":["astro-ph.SR"],"title_canon_sha256":"9e37e8e3da3c194acf30b78bd8fa8539534e1747be0bcba52837452e8e037276","abstract_canon_sha256":"9c5a85e7aefd67a51593af993074cc8b97983b989577ac8efd8d35289f103844"},"schema_version":"1.0"},"canonical_sha256":"3625b9858a74664182fbd51806b573cfc152becdd7e213559a2b8cef0d029143","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:12:29.335074Z","signature_b64":"pERNgmw1QyKZ/Y0k3cstjgNtBWZAMfdS/6yHRnLLm2zkGFUX58Oz67FjBh4nk4xoBvY9vsEU72xOV0JdpPW1Dg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3625b9858a74664182fbd51806b573cfc152becdd7e213559a2b8cef0d029143","last_reissued_at":"2026-05-18T01:12:29.334750Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:12:29.334750Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1605.02225","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":"2026-05-18T01:12:29Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"B3xDRQbB22UkoTk9mMsGTWIycL5RAllbEho1kDRgUWj1CpcJlz5QbIlOqywcOOJELEwbh5R6EXhljAJKjY02Cw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T07:14:42.200051Z"},"content_sha256":"0ee17d35f4ab46ef5ae26b37e0e4dc83c94567fc2108a2b9c5b6704b66f6b5dd","schema_version":"1.0","event_id":"sha256:0ee17d35f4ab46ef5ae26b37e0e4dc83c94567fc2108a2b9c5b6704b66f6b5dd"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:GYS3TBMKORTEDAX32UMANNLTZ7","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Metallicity Calibration and Photometric Parallax Estimation: I. UBV photometry","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.SR"],"primary_cat":"astro-ph.GA","authors_text":"S. Ak, S. Bilir, S. Karaali, S. Tuncel Guctekin, T. Ak, Z. F. Bostanci","submitted_at":"2016-05-07T18:03:44Z","abstract_excerpt":"We present metallicity and photometric parallax calibrations for the F and G type dwarfs with photometric, astrometric and spectroscopic data. The sample consists of 168 dwarf stars covering the colour, iron abundance and absolute magnitude intervals $0.30<(B-V)_0<0.68$ mag, $-2.0<[Fe/H]<0.4$ dex and $3.4<M_V<6.0$ mag, respectively. The means and standard deviations of the metallicity and absolute magnitude residuals are small, i.e. $\\langle\\Delta[Fe/H]_{res}\\rangle=0$ and $\\sigma=0.134$ dex, and $\\langle\\Delta (M_V)_{res}\\rangle=0$ and $\\sigma=0.174$ mag, respectively, which indicate accurate"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1605.02225","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":"2026-05-18T01:12:29Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"MkhkPNgKsM9l15GFMT0TbTjV1RQ4fEMJz6oC+C088TIt8iLz1pB57EODE0kA/Eh82ElHSzeX0kVM8PjeJcVzBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T07:14:42.200420Z"},"content_sha256":"a06d0a100aa86520863b246f53374e0cb0135d324d7803c0e19904dbb8785887","schema_version":"1.0","event_id":"sha256:a06d0a100aa86520863b246f53374e0cb0135d324d7803c0e19904dbb8785887"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/GYS3TBMKORTEDAX32UMANNLTZ7/bundle.json","state_url":"https://pith.science/pith/GYS3TBMKORTEDAX32UMANNLTZ7/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/GYS3TBMKORTEDAX32UMANNLTZ7/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":"2026-05-30T07:14:42Z","links":{"resolver":"https://pith.science/pith/GYS3TBMKORTEDAX32UMANNLTZ7","bundle":"https://pith.science/pith/GYS3TBMKORTEDAX32UMANNLTZ7/bundle.json","state":"https://pith.science/pith/GYS3TBMKORTEDAX32UMANNLTZ7/state.json","well_known_bundle":"https://pith.science/.well-known/pith/GYS3TBMKORTEDAX32UMANNLTZ7/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:GYS3TBMKORTEDAX32UMANNLTZ7","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":"9c5a85e7aefd67a51593af993074cc8b97983b989577ac8efd8d35289f103844","cross_cats_sorted":["astro-ph.SR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2016-05-07T18:03:44Z","title_canon_sha256":"9e37e8e3da3c194acf30b78bd8fa8539534e1747be0bcba52837452e8e037276"},"schema_version":"1.0","source":{"id":"1605.02225","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1605.02225","created_at":"2026-05-18T01:12:29Z"},{"alias_kind":"arxiv_version","alias_value":"1605.02225v1","created_at":"2026-05-18T01:12:29Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1605.02225","created_at":"2026-05-18T01:12:29Z"},{"alias_kind":"pith_short_12","alias_value":"GYS3TBMKORTE","created_at":"2026-05-18T12:30:19Z"},{"alias_kind":"pith_short_16","alias_value":"GYS3TBMKORTEDAX3","created_at":"2026-05-18T12:30:19Z"},{"alias_kind":"pith_short_8","alias_value":"GYS3TBMK","created_at":"2026-05-18T12:30:19Z"}],"graph_snapshots":[{"event_id":"sha256:a06d0a100aa86520863b246f53374e0cb0135d324d7803c0e19904dbb8785887","target":"graph","created_at":"2026-05-18T01:12:29Z","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 metallicity and photometric parallax calibrations for the F and G type dwarfs with photometric, astrometric and spectroscopic data. The sample consists of 168 dwarf stars covering the colour, iron abundance and absolute magnitude intervals $0.30<(B-V)_0<0.68$ mag, $-2.0<[Fe/H]<0.4$ dex and $3.4<M_V<6.0$ mag, respectively. The means and standard deviations of the metallicity and absolute magnitude residuals are small, i.e. $\\langle\\Delta[Fe/H]_{res}\\rangle=0$ and $\\sigma=0.134$ dex, and $\\langle\\Delta (M_V)_{res}\\rangle=0$ and $\\sigma=0.174$ mag, respectively, which indicate accurate","authors_text":"S. Ak, S. Bilir, S. Karaali, S. Tuncel Guctekin, T. Ak, Z. F. Bostanci","cross_cats":["astro-ph.SR"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2016-05-07T18:03:44Z","title":"Metallicity Calibration and Photometric Parallax Estimation: I. UBV photometry"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1605.02225","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":"sha256:0ee17d35f4ab46ef5ae26b37e0e4dc83c94567fc2108a2b9c5b6704b66f6b5dd","target":"record","created_at":"2026-05-18T01:12:29Z","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":"9c5a85e7aefd67a51593af993074cc8b97983b989577ac8efd8d35289f103844","cross_cats_sorted":["astro-ph.SR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2016-05-07T18:03:44Z","title_canon_sha256":"9e37e8e3da3c194acf30b78bd8fa8539534e1747be0bcba52837452e8e037276"},"schema_version":"1.0","source":{"id":"1605.02225","kind":"arxiv","version":1}},"canonical_sha256":"3625b9858a74664182fbd51806b573cfc152becdd7e213559a2b8cef0d029143","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"3625b9858a74664182fbd51806b573cfc152becdd7e213559a2b8cef0d029143","first_computed_at":"2026-05-18T01:12:29.334750Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:12:29.334750Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"pERNgmw1QyKZ/Y0k3cstjgNtBWZAMfdS/6yHRnLLm2zkGFUX58Oz67FjBh4nk4xoBvY9vsEU72xOV0JdpPW1Dg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:12:29.335074Z","signed_message":"canonical_sha256_bytes"},"source_id":"1605.02225","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0ee17d35f4ab46ef5ae26b37e0e4dc83c94567fc2108a2b9c5b6704b66f6b5dd","sha256:a06d0a100aa86520863b246f53374e0cb0135d324d7803c0e19904dbb8785887"],"state_sha256":"7031f3d3ed8fdd20364333144fa64ffab4273a3e2d75ad94cae37ca295d3c53b"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"cyjBu9ypN87LbyY7VwyZzBq8oeFm1dGPCu7+8HMueUoCC1FjEex4gQx/2HjKyFHo7XjUtSoSImuVR912C+1tAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-30T07:14:42.202591Z","bundle_sha256":"8a8a00714def72efa54be5c9ce0fd37c26f26f35a76d463b1c3c4c7cdc111010"}}