{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2009:DHO6APAF3WCTISSPDSUNJ2PZS7","short_pith_number":"pith:DHO6APAF","canonical_record":{"source":{"id":"0907.3686","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2009-07-21T16:11:31Z","cross_cats_sorted":[],"title_canon_sha256":"21a45ab884b78dc68fce835d65cca93750a4425590d1493e2469bdbb10b03c1d","abstract_canon_sha256":"9b1329f0272a6eb30d3ca1bde2dfe64a0c10d426262878c0ceb5f16c13efc468"},"schema_version":"1.0"},"canonical_sha256":"19dde03c05dd85344a4f1ca8d4e9f997c335633dbb992b026702072a892ab07c","source":{"kind":"arxiv","id":"0907.3686","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0907.3686","created_at":"2026-05-18T02:12:54Z"},{"alias_kind":"arxiv_version","alias_value":"0907.3686v3","created_at":"2026-05-18T02:12:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0907.3686","created_at":"2026-05-18T02:12:54Z"},{"alias_kind":"pith_short_12","alias_value":"DHO6APAF3WCT","created_at":"2026-05-18T12:25:59Z"},{"alias_kind":"pith_short_16","alias_value":"DHO6APAF3WCTISSP","created_at":"2026-05-18T12:25:59Z"},{"alias_kind":"pith_short_8","alias_value":"DHO6APAF","created_at":"2026-05-18T12:25:59Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2009:DHO6APAF3WCTISSPDSUNJ2PZS7","target":"record","payload":{"canonical_record":{"source":{"id":"0907.3686","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2009-07-21T16:11:31Z","cross_cats_sorted":[],"title_canon_sha256":"21a45ab884b78dc68fce835d65cca93750a4425590d1493e2469bdbb10b03c1d","abstract_canon_sha256":"9b1329f0272a6eb30d3ca1bde2dfe64a0c10d426262878c0ceb5f16c13efc468"},"schema_version":"1.0"},"canonical_sha256":"19dde03c05dd85344a4f1ca8d4e9f997c335633dbb992b026702072a892ab07c","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:12:54.970532Z","signature_b64":"BtbjKyzyxXyFSvjM4blogzfx+mC0JOWlU6hFdifio6qSkhxU3DhqTZQZPH7JaAqDnuNWIzkUO6GEvickNF5rDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"19dde03c05dd85344a4f1ca8d4e9f997c335633dbb992b026702072a892ab07c","last_reissued_at":"2026-05-18T02:12:54.970042Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:12:54.970042Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0907.3686","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T02:12:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"AAmlpKQfutVoQLiIt/shE12qkmj2JIUL+vc/e6mFANQ4ur5C4j/whkLL50tfRltLc4oFwfb6edQHbhLcuhf8AA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T00:20:02.000957Z"},"content_sha256":"9216fe2cbaee0002167acecd89e2445d68f6ef40c68071714c2d351b8090110e","schema_version":"1.0","event_id":"sha256:9216fe2cbaee0002167acecd89e2445d68f6ef40c68071714c2d351b8090110e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2009:DHO6APAF3WCTISSPDSUNJ2PZS7","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Study of the glass transition in the amorphous interlamellar phase of highly crystallized poly(ethylene terephthalate)","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"J.A. Diego, J. Belana, J. Sellares","submitted_at":"2009-07-21T16:11:31Z","abstract_excerpt":"Poly(ethylene terephthalate) (PET) is a semi--crystalline polymer that can be crystallized to different degrees heating from the amorphous state. Even when primary crystallization has been completed, secondary crystallization can take place with further annealing and modify the characteristics of the amorphous interlamellar phase. In this work we study the glass transition of highly crystallized PET and in which way it is modified by secondary crystallization. Amorphous PET samples were annealed for 4 hours at temperatures between 140C and 180C. The secondary crystallization process was monito"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0907.3686","kind":"arxiv","version":3},"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":"2026-05-18T02:12:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"YTopyHeetALsUJ9OoWt+hene6u2S4eDWVPAyHSDNH/a8fGpkKaRSAUOV5ZG4HlohJz0/Tg6LUQXrVzJHcPVZBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T00:20:02.001668Z"},"content_sha256":"d9823bfd4b251afb31b8591325639cf01ab3e810b6522352d15381d63fb2cc9d","schema_version":"1.0","event_id":"sha256:d9823bfd4b251afb31b8591325639cf01ab3e810b6522352d15381d63fb2cc9d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/DHO6APAF3WCTISSPDSUNJ2PZS7/bundle.json","state_url":"https://pith.science/pith/DHO6APAF3WCTISSPDSUNJ2PZS7/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/DHO6APAF3WCTISSPDSUNJ2PZS7/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":"2026-06-07T00:20:02Z","links":{"resolver":"https://pith.science/pith/DHO6APAF3WCTISSPDSUNJ2PZS7","bundle":"https://pith.science/pith/DHO6APAF3WCTISSPDSUNJ2PZS7/bundle.json","state":"https://pith.science/pith/DHO6APAF3WCTISSPDSUNJ2PZS7/state.json","well_known_bundle":"https://pith.science/.well-known/pith/DHO6APAF3WCTISSPDSUNJ2PZS7/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2009:DHO6APAF3WCTISSPDSUNJ2PZS7","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":"9b1329f0272a6eb30d3ca1bde2dfe64a0c10d426262878c0ceb5f16c13efc468","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2009-07-21T16:11:31Z","title_canon_sha256":"21a45ab884b78dc68fce835d65cca93750a4425590d1493e2469bdbb10b03c1d"},"schema_version":"1.0","source":{"id":"0907.3686","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0907.3686","created_at":"2026-05-18T02:12:54Z"},{"alias_kind":"arxiv_version","alias_value":"0907.3686v3","created_at":"2026-05-18T02:12:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0907.3686","created_at":"2026-05-18T02:12:54Z"},{"alias_kind":"pith_short_12","alias_value":"DHO6APAF3WCT","created_at":"2026-05-18T12:25:59Z"},{"alias_kind":"pith_short_16","alias_value":"DHO6APAF3WCTISSP","created_at":"2026-05-18T12:25:59Z"},{"alias_kind":"pith_short_8","alias_value":"DHO6APAF","created_at":"2026-05-18T12:25:59Z"}],"graph_snapshots":[{"event_id":"sha256:d9823bfd4b251afb31b8591325639cf01ab3e810b6522352d15381d63fb2cc9d","target":"graph","created_at":"2026-05-18T02:12:54Z","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":"Poly(ethylene terephthalate) (PET) is a semi--crystalline polymer that can be crystallized to different degrees heating from the amorphous state. Even when primary crystallization has been completed, secondary crystallization can take place with further annealing and modify the characteristics of the amorphous interlamellar phase. In this work we study the glass transition of highly crystallized PET and in which way it is modified by secondary crystallization. Amorphous PET samples were annealed for 4 hours at temperatures between 140C and 180C. The secondary crystallization process was monito","authors_text":"J.A. Diego, J. Belana, J. Sellares","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2009-07-21T16:11:31Z","title":"Study of the glass transition in the amorphous interlamellar phase of highly crystallized poly(ethylene terephthalate)"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0907.3686","kind":"arxiv","version":3},"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":"sha256:9216fe2cbaee0002167acecd89e2445d68f6ef40c68071714c2d351b8090110e","target":"record","created_at":"2026-05-18T02:12:54Z","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":"9b1329f0272a6eb30d3ca1bde2dfe64a0c10d426262878c0ceb5f16c13efc468","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2009-07-21T16:11:31Z","title_canon_sha256":"21a45ab884b78dc68fce835d65cca93750a4425590d1493e2469bdbb10b03c1d"},"schema_version":"1.0","source":{"id":"0907.3686","kind":"arxiv","version":3}},"canonical_sha256":"19dde03c05dd85344a4f1ca8d4e9f997c335633dbb992b026702072a892ab07c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"19dde03c05dd85344a4f1ca8d4e9f997c335633dbb992b026702072a892ab07c","first_computed_at":"2026-05-18T02:12:54.970042Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:12:54.970042Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"BtbjKyzyxXyFSvjM4blogzfx+mC0JOWlU6hFdifio6qSkhxU3DhqTZQZPH7JaAqDnuNWIzkUO6GEvickNF5rDQ==","signature_status":"signed_v1","signed_at":"2026-05-18T02:12:54.970532Z","signed_message":"canonical_sha256_bytes"},"source_id":"0907.3686","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:9216fe2cbaee0002167acecd89e2445d68f6ef40c68071714c2d351b8090110e","sha256:d9823bfd4b251afb31b8591325639cf01ab3e810b6522352d15381d63fb2cc9d"],"state_sha256":"1bd27ec9af883f800820fcf1309a520bbb8a1aedf5f7dfe2b18f1501495e9a87"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"bn50iLUsN61t9UqT9FX9e8UJ208hFYZPKit5ktpZlqKINbMyhZZX+2B1Qe0nsQzW15GBf5Shfb4H9q3vcAFyAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-07T00:20:02.007827Z","bundle_sha256":"ee03ffbd3dfd83ff74f3f812c354428f195d82d6572328001787300843c270a9"}}