{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:2P2MHLZMHIIR3WZF6NNHJEC5CP","short_pith_number":"pith:2P2MHLZM","canonical_record":{"source":{"id":"1312.1153","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2013-12-04T13:24:15Z","cross_cats_sorted":[],"title_canon_sha256":"ddc98bd686d00bbcb9c86d36d91709aeadeec50c1f6025bad4bc4e1717a981ea","abstract_canon_sha256":"a9ade35cc66114e98e911a488a1fd7e6d550999cd8814fe3badd0f791de8d98d"},"schema_version":"1.0"},"canonical_sha256":"d3f4c3af2c3a111ddb25f35a74905d13cb4f0728a6321839644a84e38804b2b0","source":{"kind":"arxiv","id":"1312.1153","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1312.1153","created_at":"2026-05-18T01:45:58Z"},{"alias_kind":"arxiv_version","alias_value":"1312.1153v1","created_at":"2026-05-18T01:45:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1312.1153","created_at":"2026-05-18T01:45:58Z"},{"alias_kind":"pith_short_12","alias_value":"2P2MHLZMHIIR","created_at":"2026-05-18T12:27:32Z"},{"alias_kind":"pith_short_16","alias_value":"2P2MHLZMHIIR3WZF","created_at":"2026-05-18T12:27:32Z"},{"alias_kind":"pith_short_8","alias_value":"2P2MHLZM","created_at":"2026-05-18T12:27:32Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:2P2MHLZMHIIR3WZF6NNHJEC5CP","target":"record","payload":{"canonical_record":{"source":{"id":"1312.1153","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2013-12-04T13:24:15Z","cross_cats_sorted":[],"title_canon_sha256":"ddc98bd686d00bbcb9c86d36d91709aeadeec50c1f6025bad4bc4e1717a981ea","abstract_canon_sha256":"a9ade35cc66114e98e911a488a1fd7e6d550999cd8814fe3badd0f791de8d98d"},"schema_version":"1.0"},"canonical_sha256":"d3f4c3af2c3a111ddb25f35a74905d13cb4f0728a6321839644a84e38804b2b0","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:45:58.741729Z","signature_b64":"YE9wwQ9SSczc+jEUdsMyS9XIYejh9WaVIC6e+NxJPq6E1ggfzPqlb5T0fHispy2ogqbLKppl3dCR15p5GtXaBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d3f4c3af2c3a111ddb25f35a74905d13cb4f0728a6321839644a84e38804b2b0","last_reissued_at":"2026-05-18T01:45:58.741336Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:45:58.741336Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1312.1153","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":"2026-05-18T01:45:58Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"t5h7VZHtAgk28wcc53oXNtEcGTxrkr82KG/iGZKgV2kNdQSXbJWdrxtOQcvi8VZHK4GVaBtNe2N9H/p9z717CQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T23:00:15.168239Z"},"content_sha256":"b713bfbb8eedd0b179f6a3844c1dfb11b2f23c54194cfaf335f309c058b4f046","schema_version":"1.0","event_id":"sha256:b713bfbb8eedd0b179f6a3844c1dfb11b2f23c54194cfaf335f309c058b4f046"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:2P2MHLZMHIIR3WZF6NNHJEC5CP","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The distance to the young cluster NGC 7129 and its age","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"A. Kazlauskas, E. Tognelli, J. Zdanavicius, K. Zdanavicius, M. Maskoliunas, P.G. Prada Moroni, R.P. Boyle, V. Laugalys, V. Straizys","submitted_at":"2013-12-04T13:24:15Z","abstract_excerpt":"The dust cloud TGU H645 P2 and embedded in it young open cluster NGC 7129 are investigated using the results of medium-band photometry of 159 stars in the Vilnius seven-colour system down to V = 18.8 mag. The photometric data were used to classify about 50 percent of the measured stars in spectral and luminosity classes. The extinction A_V vs. distance diagram for the 20x20 arcmin area is plotted for 155 stars with two-dimensional classification from the present and the previous catalogues. The extinction values found range between 0.6 and 3.4 mag. However, some red giants, located in the dire"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1312.1153","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":"2026-05-18T01:45:58Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Zh+vCaxA3SNVokOpCxEQTw59sE9NHJ3thGAA83hqvZENT3tiiWhGv8128ExllAam9+20l9x8lKF0ZgCiRGcrBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T23:00:15.168649Z"},"content_sha256":"3419ffefe242cecb31eca5f85e6d60ec19ef6eb2188dcde7ff0766ebd3720994","schema_version":"1.0","event_id":"sha256:3419ffefe242cecb31eca5f85e6d60ec19ef6eb2188dcde7ff0766ebd3720994"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/2P2MHLZMHIIR3WZF6NNHJEC5CP/bundle.json","state_url":"https://pith.science/pith/2P2MHLZMHIIR3WZF6NNHJEC5CP/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/2P2MHLZMHIIR3WZF6NNHJEC5CP/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":"2026-05-28T23:00:15Z","links":{"resolver":"https://pith.science/pith/2P2MHLZMHIIR3WZF6NNHJEC5CP","bundle":"https://pith.science/pith/2P2MHLZMHIIR3WZF6NNHJEC5CP/bundle.json","state":"https://pith.science/pith/2P2MHLZMHIIR3WZF6NNHJEC5CP/state.json","well_known_bundle":"https://pith.science/.well-known/pith/2P2MHLZMHIIR3WZF6NNHJEC5CP/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:2P2MHLZMHIIR3WZF6NNHJEC5CP","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":"a9ade35cc66114e98e911a488a1fd7e6d550999cd8814fe3badd0f791de8d98d","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2013-12-04T13:24:15Z","title_canon_sha256":"ddc98bd686d00bbcb9c86d36d91709aeadeec50c1f6025bad4bc4e1717a981ea"},"schema_version":"1.0","source":{"id":"1312.1153","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1312.1153","created_at":"2026-05-18T01:45:58Z"},{"alias_kind":"arxiv_version","alias_value":"1312.1153v1","created_at":"2026-05-18T01:45:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1312.1153","created_at":"2026-05-18T01:45:58Z"},{"alias_kind":"pith_short_12","alias_value":"2P2MHLZMHIIR","created_at":"2026-05-18T12:27:32Z"},{"alias_kind":"pith_short_16","alias_value":"2P2MHLZMHIIR3WZF","created_at":"2026-05-18T12:27:32Z"},{"alias_kind":"pith_short_8","alias_value":"2P2MHLZM","created_at":"2026-05-18T12:27:32Z"}],"graph_snapshots":[{"event_id":"sha256:3419ffefe242cecb31eca5f85e6d60ec19ef6eb2188dcde7ff0766ebd3720994","target":"graph","created_at":"2026-05-18T01:45:58Z","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":"The dust cloud TGU H645 P2 and embedded in it young open cluster NGC 7129 are investigated using the results of medium-band photometry of 159 stars in the Vilnius seven-colour system down to V = 18.8 mag. The photometric data were used to classify about 50 percent of the measured stars in spectral and luminosity classes. The extinction A_V vs. distance diagram for the 20x20 arcmin area is plotted for 155 stars with two-dimensional classification from the present and the previous catalogues. The extinction values found range between 0.6 and 3.4 mag. However, some red giants, located in the dire","authors_text":"A. Kazlauskas, E. Tognelli, J. Zdanavicius, K. Zdanavicius, M. Maskoliunas, P.G. Prada Moroni, R.P. Boyle, V. Laugalys, V. Straizys","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2013-12-04T13:24:15Z","title":"The distance to the young cluster NGC 7129 and its age"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1312.1153","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:b713bfbb8eedd0b179f6a3844c1dfb11b2f23c54194cfaf335f309c058b4f046","target":"record","created_at":"2026-05-18T01:45:58Z","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":"a9ade35cc66114e98e911a488a1fd7e6d550999cd8814fe3badd0f791de8d98d","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2013-12-04T13:24:15Z","title_canon_sha256":"ddc98bd686d00bbcb9c86d36d91709aeadeec50c1f6025bad4bc4e1717a981ea"},"schema_version":"1.0","source":{"id":"1312.1153","kind":"arxiv","version":1}},"canonical_sha256":"d3f4c3af2c3a111ddb25f35a74905d13cb4f0728a6321839644a84e38804b2b0","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d3f4c3af2c3a111ddb25f35a74905d13cb4f0728a6321839644a84e38804b2b0","first_computed_at":"2026-05-18T01:45:58.741336Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:45:58.741336Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"YE9wwQ9SSczc+jEUdsMyS9XIYejh9WaVIC6e+NxJPq6E1ggfzPqlb5T0fHispy2ogqbLKppl3dCR15p5GtXaBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:45:58.741729Z","signed_message":"canonical_sha256_bytes"},"source_id":"1312.1153","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b713bfbb8eedd0b179f6a3844c1dfb11b2f23c54194cfaf335f309c058b4f046","sha256:3419ffefe242cecb31eca5f85e6d60ec19ef6eb2188dcde7ff0766ebd3720994"],"state_sha256":"938c065c16946a9e0bda96589ef3153a59acdab4e3342319eeb8dac8150b8979"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fhWFTcxHu4sZcMXmrl9RkwcOdzha4sqIW4NeM2yQ9b6l5XgW4OFjOYTJo+qYjXieq9yhIhg6LMBfSEnDo8RNCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T23:00:15.171820Z","bundle_sha256":"c0dd0d5327780f254b514b6ac88e198cd818d5b2e20ca9010ffe871a9c7af849"}}