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Stars with initial mass $1.5~M_{\\odot} \\leq M_{\\rm ini} \\leq 3~M_{\\odot}$ reach the carbon star stage during the AGB phase and produce mainly solid carbon and SiC. The size and the amount of the carbon particles formed follows a positive trend with themass of the star; the carbon grains with the largest size ($a_{\\rm C} \\sim 0.2\\mu$m) are produced by AGB stars with $M_{\\rm ini} = 2.5-3~M_{\\odot}$, as these stars are those achieving the largest enrichment of carbon in t"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1702.03904","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2017-02-13T18:13:40Z","cross_cats_sorted":[],"title_canon_sha256":"ddcf0840e20071569795649c6b2750355de56805f08695a1600ea03d93b05f34","abstract_canon_sha256":"069c02f1619984df37c59ea75bcecf15908061f7624e1d751dc6b61a2e3d117a"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:39:36.965782Z","signature_b64":"iZL3dP69KgAL2h9M8kDc3B+jWfflIPOukE/jqpKzvGtD2TF9xy2ab3f4kxgJFTPxxgvDxuFURTuEntqH0dRgDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9c16ebb9f02166a6a7380b08672723d611ddb2078e1539b3a9ae8007345cb455","last_reissued_at":"2026-05-18T00:39:36.965085Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:39:36.965085Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"AGB and SAGB stars: modelling dust production at solar metallicity","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"D. 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