{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:RAY3AF6STFLSU5IR72VE5SSNTZ","short_pith_number":"pith:RAY3AF6S","canonical_record":{"source":{"id":"1712.07375","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2017-12-20T09:32:05Z","cross_cats_sorted":["astro-ph.EP"],"title_canon_sha256":"dea109f67a5a1587970a95176699f5d55563ff3571179b38846b95502081de2a","abstract_canon_sha256":"194a7cdb699967bf84957f944c8aad48d9f3b14b31b0852b101864917b72ca3c"},"schema_version":"1.0"},"canonical_sha256":"8831b017d299572a7511feaa4eca4d9e6a58d29428911ec4cb80d8157e473e41","source":{"kind":"arxiv","id":"1712.07375","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1712.07375","created_at":"2026-05-18T00:08:10Z"},{"alias_kind":"arxiv_version","alias_value":"1712.07375v1","created_at":"2026-05-18T00:08:10Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1712.07375","created_at":"2026-05-18T00:08:10Z"},{"alias_kind":"pith_short_12","alias_value":"RAY3AF6STFLS","created_at":"2026-05-18T12:31:39Z"},{"alias_kind":"pith_short_16","alias_value":"RAY3AF6STFLSU5IR","created_at":"2026-05-18T12:31:39Z"},{"alias_kind":"pith_short_8","alias_value":"RAY3AF6S","created_at":"2026-05-18T12:31:39Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:RAY3AF6STFLSU5IR72VE5SSNTZ","target":"record","payload":{"canonical_record":{"source":{"id":"1712.07375","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2017-12-20T09:32:05Z","cross_cats_sorted":["astro-ph.EP"],"title_canon_sha256":"dea109f67a5a1587970a95176699f5d55563ff3571179b38846b95502081de2a","abstract_canon_sha256":"194a7cdb699967bf84957f944c8aad48d9f3b14b31b0852b101864917b72ca3c"},"schema_version":"1.0"},"canonical_sha256":"8831b017d299572a7511feaa4eca4d9e6a58d29428911ec4cb80d8157e473e41","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:08:10.760412Z","signature_b64":"I42yl7Q3tgDI9Oz2aOgMIbzhk8+cywD9RiFpuB72To3pidNi8fVZecdbTMSPgy7GHDjpXvFKzts/W/eZAUTlCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8831b017d299572a7511feaa4eca4d9e6a58d29428911ec4cb80d8157e473e41","last_reissued_at":"2026-05-18T00:08:10.759785Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:08:10.759785Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1712.07375","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":"2026-05-18T00:08:10Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"nZKwenVxHDKQWyAi3fWAbLwkgIopxgAvWppjrCBapS7X9xiaG9zuKHxQnD1FD44HNcdfGSN3FUyYupFbC3KMDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T16:55:58.867552Z"},"content_sha256":"8fd47f2fa74b544df8c1846dff1d809a962b3698777b1f386319da5006a35414","schema_version":"1.0","event_id":"sha256:8fd47f2fa74b544df8c1846dff1d809a962b3698777b1f386319da5006a35414"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:RAY3AF6STFLSU5IR72VE5SSNTZ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"HADES RV Programme with HARPS-N at TNG. VII. Rotation and activity of M-Dwarfs from time-series high-resolution spectroscopy of chromospheric indicators","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.EP"],"primary_cat":"astro-ph.SR","authors_text":"A. F. Lanza, A. Maggio, A. Rosich, A. Sozzetti, A. Su\\'arez Mascare\\~no, B. Toledo-Padr\\'on, E. Gonz\\'alez-Alvarez, E. Herrero, G. Leto, G. Micela, G. Scandariato, I. Pagano, I. Ribas, J. C. Morales, J. I. Gonz\\'alez Hern\\'andez, J. Maldonado, L. Affer, L. Malavolta, M. Damasso, M. Esposito, M. Lafarga, M. Pedani, M. Perger, M. Pinamonti, M. Rainer, P. Giacobbe, R. Claudi, R. Cosentino, R. Rebolo, S. Benatti, S. Desidera","submitted_at":"2017-12-20T09:32:05Z","abstract_excerpt":"We aim to investigate the presence of signatures of magnetic cycles and rotation on a sample of 71 early M-dwarfs from the HADES RV programme using high-resolution time-series spectroscopy of the Ca II H & K and Halpha chromospheric activity indicators, the radial velocity series, the parameters of the cross correlation function and the V-band photometry. We used mainly HARPS-N spectra, acquired over four years, and add HARPS spectra from the public ESO database and ASAS photometry light-curves as support data, extending the baseline of the observations of some stars up to 12 years. We provide"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1712.07375","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":"2026-05-18T00:08:10Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"H8emxktSsEu4VgGbyZvQPitKbOzclFAODy7ok7j3OY+ReivWza0saSOITpR/1yYI6JtMtP4j06E77h4wvbxgDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T16:55:58.867954Z"},"content_sha256":"960ae1c24b18149adf9a41aa7d7063b80f08acc49133af7e5738da1289ec313a","schema_version":"1.0","event_id":"sha256:960ae1c24b18149adf9a41aa7d7063b80f08acc49133af7e5738da1289ec313a"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/RAY3AF6STFLSU5IR72VE5SSNTZ/bundle.json","state_url":"https://pith.science/pith/RAY3AF6STFLSU5IR72VE5SSNTZ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/RAY3AF6STFLSU5IR72VE5SSNTZ/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":"2026-05-25T16:55:58Z","links":{"resolver":"https://pith.science/pith/RAY3AF6STFLSU5IR72VE5SSNTZ","bundle":"https://pith.science/pith/RAY3AF6STFLSU5IR72VE5SSNTZ/bundle.json","state":"https://pith.science/pith/RAY3AF6STFLSU5IR72VE5SSNTZ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/RAY3AF6STFLSU5IR72VE5SSNTZ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:RAY3AF6STFLSU5IR72VE5SSNTZ","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":"194a7cdb699967bf84957f944c8aad48d9f3b14b31b0852b101864917b72ca3c","cross_cats_sorted":["astro-ph.EP"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2017-12-20T09:32:05Z","title_canon_sha256":"dea109f67a5a1587970a95176699f5d55563ff3571179b38846b95502081de2a"},"schema_version":"1.0","source":{"id":"1712.07375","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1712.07375","created_at":"2026-05-18T00:08:10Z"},{"alias_kind":"arxiv_version","alias_value":"1712.07375v1","created_at":"2026-05-18T00:08:10Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1712.07375","created_at":"2026-05-18T00:08:10Z"},{"alias_kind":"pith_short_12","alias_value":"RAY3AF6STFLS","created_at":"2026-05-18T12:31:39Z"},{"alias_kind":"pith_short_16","alias_value":"RAY3AF6STFLSU5IR","created_at":"2026-05-18T12:31:39Z"},{"alias_kind":"pith_short_8","alias_value":"RAY3AF6S","created_at":"2026-05-18T12:31:39Z"}],"graph_snapshots":[{"event_id":"sha256:960ae1c24b18149adf9a41aa7d7063b80f08acc49133af7e5738da1289ec313a","target":"graph","created_at":"2026-05-18T00:08:10Z","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 aim to investigate the presence of signatures of magnetic cycles and rotation on a sample of 71 early M-dwarfs from the HADES RV programme using high-resolution time-series spectroscopy of the Ca II H & K and Halpha chromospheric activity indicators, the radial velocity series, the parameters of the cross correlation function and the V-band photometry. We used mainly HARPS-N spectra, acquired over four years, and add HARPS spectra from the public ESO database and ASAS photometry light-curves as support data, extending the baseline of the observations of some stars up to 12 years. We provide","authors_text":"A. F. Lanza, A. Maggio, A. Rosich, A. Sozzetti, A. Su\\'arez Mascare\\~no, B. Toledo-Padr\\'on, E. Gonz\\'alez-Alvarez, E. Herrero, G. Leto, G. Micela, G. Scandariato, I. Pagano, I. Ribas, J. C. Morales, J. I. Gonz\\'alez Hern\\'andez, J. Maldonado, L. Affer, L. Malavolta, M. Damasso, M. Esposito, M. Lafarga, M. Pedani, M. Perger, M. Pinamonti, M. Rainer, P. Giacobbe, R. Claudi, R. Cosentino, R. Rebolo, S. Benatti, S. Desidera","cross_cats":["astro-ph.EP"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2017-12-20T09:32:05Z","title":"HADES RV Programme with HARPS-N at TNG. VII. Rotation and activity of M-Dwarfs from time-series high-resolution spectroscopy of chromospheric indicators"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1712.07375","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":"sha256:8fd47f2fa74b544df8c1846dff1d809a962b3698777b1f386319da5006a35414","target":"record","created_at":"2026-05-18T00:08:10Z","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":"194a7cdb699967bf84957f944c8aad48d9f3b14b31b0852b101864917b72ca3c","cross_cats_sorted":["astro-ph.EP"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2017-12-20T09:32:05Z","title_canon_sha256":"dea109f67a5a1587970a95176699f5d55563ff3571179b38846b95502081de2a"},"schema_version":"1.0","source":{"id":"1712.07375","kind":"arxiv","version":1}},"canonical_sha256":"8831b017d299572a7511feaa4eca4d9e6a58d29428911ec4cb80d8157e473e41","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8831b017d299572a7511feaa4eca4d9e6a58d29428911ec4cb80d8157e473e41","first_computed_at":"2026-05-18T00:08:10.759785Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:08:10.759785Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"I42yl7Q3tgDI9Oz2aOgMIbzhk8+cywD9RiFpuB72To3pidNi8fVZecdbTMSPgy7GHDjpXvFKzts/W/eZAUTlCQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:08:10.760412Z","signed_message":"canonical_sha256_bytes"},"source_id":"1712.07375","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:8fd47f2fa74b544df8c1846dff1d809a962b3698777b1f386319da5006a35414","sha256:960ae1c24b18149adf9a41aa7d7063b80f08acc49133af7e5738da1289ec313a"],"state_sha256":"e0500ade5112afb5f044030f1de5f0cb4fd1c20dee04fca91f4bd4f64a33ac25"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"NkXlIUDcbUVJqpBoemwVuYyL+HAYxV7l5yv5IY3TaNu1lFl/TaCDoAyQWCwgng0/lFZdEFZWINh4HGYCRDJpBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T16:55:58.870589Z","bundle_sha256":"47a879025c30024e6857dd8cfb933c82a8f3750603a2fbfa83d6e63d6dee2b68"}}