{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2006:ENU3UF4PYS5NNHGQNYFQP3MS4M","short_pith_number":"pith:ENU3UF4P","canonical_record":{"source":{"id":"astro-ph/0609626","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2006-09-22T14:34:45Z","cross_cats_sorted":[],"title_canon_sha256":"37c079996ff6b71830cf67a4df34f444830335e4378d5af69fbc410d3aa2c333","abstract_canon_sha256":"304f742dd60a21167f8a61ca6283a056d4595158501188646520fb70e37d9bb7"},"schema_version":"1.0"},"canonical_sha256":"2369ba178fc4bad69cd06e0b07ed92e3395b03fac01c1d0996cd6ef8e26effc7","source":{"kind":"arxiv","id":"astro-ph/0609626","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0609626","created_at":"2026-07-04T16:59:26Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0609626v1","created_at":"2026-07-04T16:59:26Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0609626","created_at":"2026-07-04T16:59:26Z"},{"alias_kind":"pith_short_12","alias_value":"ENU3UF4PYS5N","created_at":"2026-07-04T16:59:26Z"},{"alias_kind":"pith_short_16","alias_value":"ENU3UF4PYS5NNHGQ","created_at":"2026-07-04T16:59:26Z"},{"alias_kind":"pith_short_8","alias_value":"ENU3UF4P","created_at":"2026-07-04T16:59:26Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2006:ENU3UF4PYS5NNHGQNYFQP3MS4M","target":"record","payload":{"canonical_record":{"source":{"id":"astro-ph/0609626","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2006-09-22T14:34:45Z","cross_cats_sorted":[],"title_canon_sha256":"37c079996ff6b71830cf67a4df34f444830335e4378d5af69fbc410d3aa2c333","abstract_canon_sha256":"304f742dd60a21167f8a61ca6283a056d4595158501188646520fb70e37d9bb7"},"schema_version":"1.0"},"canonical_sha256":"2369ba178fc4bad69cd06e0b07ed92e3395b03fac01c1d0996cd6ef8e26effc7","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T16:59:26.778962Z","signature_b64":"RCzgImdEbQgpWa7mNg4MjYmmXxTRkYitAR7HuUGhrmCXmdOLH93q7yteNI/eTjk+nwN/KOVxYk9HdTWok3MuCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2369ba178fc4bad69cd06e0b07ed92e3395b03fac01c1d0996cd6ef8e26effc7","last_reissued_at":"2026-07-04T16:59:26.778592Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T16:59:26.778592Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"astro-ph/0609626","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":"2026-07-04T16:59:26Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"015uS0Nb0wrv78E8Y86yFV5sDV/7UB9uzcWKq9J/QYSaizF0np8fYScunAwfrtaeKEQpcT0Lc8k2FE1EEu2jCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-21T08:03:00.778159Z"},"content_sha256":"b974cb2252981789783c8ea3edba3e651b450304d2d971bb88234ab11bfaba72","schema_version":"1.0","event_id":"sha256:b974cb2252981789783c8ea3edba3e651b450304d2d971bb88234ab11bfaba72"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2006:ENU3UF4PYS5NNHGQNYFQP3MS4M","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The TP-AGB phase. Lifetimes from C and M star counts in Magellanic Cloud clusters","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"(2) Dip.Astron.Padova, Italy), Leo Girardi (1), Paola Marigo (2) ((1) Oss.Ast.Padova-INAF","submitted_at":"2006-09-22T14:34:45Z","abstract_excerpt":"Using available data for C and M giants with Mbol<-3.6 in Magellanic Cloud clusters, we derive limits to the lifetimes of the corresponding evolutionary phases, as a function of stellar mass. The C-star phase is found to have a duration between 2 and 3 Myr for stars in the mass range from 1.5 to 2.8 Msun. There is also an indication that the peak of C-star lifetime shifts to lower masses (from slightly above to slightly below 2 Msun) as we move from LMC to SMC metallicities. The M-giant lifetimes also peak at 2 Msun in the LMC, with a maximum value of about 4 Myr, whereas in the SMC their life"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0609626","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/astro-ph/0609626/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-04T16:59:26Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6yH3jLO0y9VHY66BBT5wB35RjGO6RGBZtIohp3zoBX8MsPMIbSzFEkuM/ckqe10Ukd4An8GORnjYOhwETObEBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-21T08:03:00.779270Z"},"content_sha256":"452c7f8de0f5f8809aa99060753a4b13caa09537a259056b58aef3364daa22cc","schema_version":"1.0","event_id":"sha256:452c7f8de0f5f8809aa99060753a4b13caa09537a259056b58aef3364daa22cc"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ENU3UF4PYS5NNHGQNYFQP3MS4M/bundle.json","state_url":"https://pith.science/pith/ENU3UF4PYS5NNHGQNYFQP3MS4M/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ENU3UF4PYS5NNHGQNYFQP3MS4M/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":"2026-08-21T08:03:00Z","links":{"resolver":"https://pith.science/pith/ENU3UF4PYS5NNHGQNYFQP3MS4M","bundle":"https://pith.science/pith/ENU3UF4PYS5NNHGQNYFQP3MS4M/bundle.json","state":"https://pith.science/pith/ENU3UF4PYS5NNHGQNYFQP3MS4M/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ENU3UF4PYS5NNHGQNYFQP3MS4M/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2006:ENU3UF4PYS5NNHGQNYFQP3MS4M","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":"304f742dd60a21167f8a61ca6283a056d4595158501188646520fb70e37d9bb7","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2006-09-22T14:34:45Z","title_canon_sha256":"37c079996ff6b71830cf67a4df34f444830335e4378d5af69fbc410d3aa2c333"},"schema_version":"1.0","source":{"id":"astro-ph/0609626","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0609626","created_at":"2026-07-04T16:59:26Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0609626v1","created_at":"2026-07-04T16:59:26Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0609626","created_at":"2026-07-04T16:59:26Z"},{"alias_kind":"pith_short_12","alias_value":"ENU3UF4PYS5N","created_at":"2026-07-04T16:59:26Z"},{"alias_kind":"pith_short_16","alias_value":"ENU3UF4PYS5NNHGQ","created_at":"2026-07-04T16:59:26Z"},{"alias_kind":"pith_short_8","alias_value":"ENU3UF4P","created_at":"2026-07-04T16:59:26Z"}],"graph_snapshots":[{"event_id":"sha256:452c7f8de0f5f8809aa99060753a4b13caa09537a259056b58aef3364daa22cc","target":"graph","created_at":"2026-07-04T16:59:26Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/astro-ph/0609626/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Using available data for C and M giants with Mbol<-3.6 in Magellanic Cloud clusters, we derive limits to the lifetimes of the corresponding evolutionary phases, as a function of stellar mass. The C-star phase is found to have a duration between 2 and 3 Myr for stars in the mass range from 1.5 to 2.8 Msun. There is also an indication that the peak of C-star lifetime shifts to lower masses (from slightly above to slightly below 2 Msun) as we move from LMC to SMC metallicities. The M-giant lifetimes also peak at 2 Msun in the LMC, with a maximum value of about 4 Myr, whereas in the SMC their life","authors_text":"(2) Dip.Astron.Padova, Italy), Leo Girardi (1), Paola Marigo (2) ((1) Oss.Ast.Padova-INAF","cross_cats":[],"headline":"","license":"","primary_cat":"astro-ph","submitted_at":"2006-09-22T14:34:45Z","title":"The TP-AGB phase. Lifetimes from C and M star counts in Magellanic Cloud clusters"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0609626","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:b974cb2252981789783c8ea3edba3e651b450304d2d971bb88234ab11bfaba72","target":"record","created_at":"2026-07-04T16:59:26Z","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":"304f742dd60a21167f8a61ca6283a056d4595158501188646520fb70e37d9bb7","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2006-09-22T14:34:45Z","title_canon_sha256":"37c079996ff6b71830cf67a4df34f444830335e4378d5af69fbc410d3aa2c333"},"schema_version":"1.0","source":{"id":"astro-ph/0609626","kind":"arxiv","version":1}},"canonical_sha256":"2369ba178fc4bad69cd06e0b07ed92e3395b03fac01c1d0996cd6ef8e26effc7","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"2369ba178fc4bad69cd06e0b07ed92e3395b03fac01c1d0996cd6ef8e26effc7","first_computed_at":"2026-07-04T16:59:26.778592Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T16:59:26.778592Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"RCzgImdEbQgpWa7mNg4MjYmmXxTRkYitAR7HuUGhrmCXmdOLH93q7yteNI/eTjk+nwN/KOVxYk9HdTWok3MuCQ==","signature_status":"signed_v1","signed_at":"2026-07-04T16:59:26.778962Z","signed_message":"canonical_sha256_bytes"},"source_id":"astro-ph/0609626","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b974cb2252981789783c8ea3edba3e651b450304d2d971bb88234ab11bfaba72","sha256:452c7f8de0f5f8809aa99060753a4b13caa09537a259056b58aef3364daa22cc"],"state_sha256":"a2b427fb6a9972ae05b3bb7a05fe31292da02efddd2558ac2e03f765c2ab13c4"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"GC8d1sXc6Mf1MDwyHoEdClo3wINwcWeLyZ3rHjR8T5MQYLzjUe9Ux0+bfG22chdQnW3QyjtSze/3MDeE6X7eBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-21T08:03:00.786382Z","bundle_sha256":"388ef9006e0a1c01b3d092cc78c3b81dc560de58852af12b1ef282cd749d49dd"}}