{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:KA75ZCBSGNU5NAA4HKX4EZXDDI","short_pith_number":"pith:KA75ZCBS","canonical_record":{"source":{"id":"1901.02266","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2019-01-08T11:46:40Z","cross_cats_sorted":[],"title_canon_sha256":"a4d47f2cb844ccab8782af4760b7657e4b55580654c9d8650f35c7b287724279","abstract_canon_sha256":"3d14cd9a8cc045d89adaf615195fb1e3cde65895f0abf709a5ed3ab22849aa20"},"schema_version":"1.0"},"canonical_sha256":"503fdc88323369d6801c3aafc266e31a04baf5af3baa733c59bc7fbc88c448d0","source":{"kind":"arxiv","id":"1901.02266","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1901.02266","created_at":"2026-05-17T23:56:43Z"},{"alias_kind":"arxiv_version","alias_value":"1901.02266v1","created_at":"2026-05-17T23:56:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1901.02266","created_at":"2026-05-17T23:56:43Z"},{"alias_kind":"pith_short_12","alias_value":"KA75ZCBSGNU5","created_at":"2026-05-18T12:33:21Z"},{"alias_kind":"pith_short_16","alias_value":"KA75ZCBSGNU5NAA4","created_at":"2026-05-18T12:33:21Z"},{"alias_kind":"pith_short_8","alias_value":"KA75ZCBS","created_at":"2026-05-18T12:33:21Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:KA75ZCBSGNU5NAA4HKX4EZXDDI","target":"record","payload":{"canonical_record":{"source":{"id":"1901.02266","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2019-01-08T11:46:40Z","cross_cats_sorted":[],"title_canon_sha256":"a4d47f2cb844ccab8782af4760b7657e4b55580654c9d8650f35c7b287724279","abstract_canon_sha256":"3d14cd9a8cc045d89adaf615195fb1e3cde65895f0abf709a5ed3ab22849aa20"},"schema_version":"1.0"},"canonical_sha256":"503fdc88323369d6801c3aafc266e31a04baf5af3baa733c59bc7fbc88c448d0","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:56:43.667721Z","signature_b64":"JurmeQOJ5l1xUPCQ8XLuaThV/9lEVUROJMDBjQgtzja6abcgEF7c9LJl3l6M+/QkD2pi3dc8+X98hVkYKh8aDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"503fdc88323369d6801c3aafc266e31a04baf5af3baa733c59bc7fbc88c448d0","last_reissued_at":"2026-05-17T23:56:43.667260Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:56:43.667260Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1901.02266","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":"2026-05-17T23:56:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"XJ370ZZUop9jNkhYNla/K9vi/HA/M/vo4imliJI106TlUsXqMwdqUzJ7od3/5Zj1ellv/s2L5RqLMj0mAKnXBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T22:54:47.279827Z"},"content_sha256":"6ced37ce6c8e73c923f5a9e96566de76ef1477675babdfaa21e30f2a1495490b","schema_version":"1.0","event_id":"sha256:6ced37ce6c8e73c923f5a9e96566de76ef1477675babdfaa21e30f2a1495490b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:KA75ZCBSGNU5NAA4HKX4EZXDDI","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Crystallographic relationships of T-/S-phase aggregates in an Al-Cu-Mg-Ag alloy","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Antonius T.J. van Helvoort, Duncan N. Johnstone, Jonas K. Sunde, Paul A. Midgley, Randi Holmestad, Sigurd Wenner","submitted_at":"2019-01-08T11:46:40Z","abstract_excerpt":"T-(Al20Cu2Mn3) phase dispersoids are important for limiting recovery and controlling grain growth in Al-Cu alloys. However, these dispersoids can also reduce precipitation hardening by acting as heterogeneous nucleation sites and may lead to increased susceptibility towards pitting corrosion when galvanically coupled with S-(Al2CuMg) phase precipitates. The interplay between T- and S-phases is therefore important for understanding their effect on the mechanical and electrochemical properties of Al-Cu-Mg alloys. Here, the crystallographic relationships between the T-phase, S-phase, and surround"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1901.02266","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":"2026-05-17T23:56:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"gjoNP4FRb5uWkxBtWwhXjNI9qLDp6HhTrjFTACoH8ZIG8XsMsc+Di6hE5HHbEXPEBMRn1fm6huUII4LhWBg7BA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T22:54:47.280166Z"},"content_sha256":"ebe65d2148da175ffc14fa639d755d1f14871ece3a8b3e472e07ad32714ce195","schema_version":"1.0","event_id":"sha256:ebe65d2148da175ffc14fa639d755d1f14871ece3a8b3e472e07ad32714ce195"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/KA75ZCBSGNU5NAA4HKX4EZXDDI/bundle.json","state_url":"https://pith.science/pith/KA75ZCBSGNU5NAA4HKX4EZXDDI/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/KA75ZCBSGNU5NAA4HKX4EZXDDI/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":"2026-06-03T22:54:47Z","links":{"resolver":"https://pith.science/pith/KA75ZCBSGNU5NAA4HKX4EZXDDI","bundle":"https://pith.science/pith/KA75ZCBSGNU5NAA4HKX4EZXDDI/bundle.json","state":"https://pith.science/pith/KA75ZCBSGNU5NAA4HKX4EZXDDI/state.json","well_known_bundle":"https://pith.science/.well-known/pith/KA75ZCBSGNU5NAA4HKX4EZXDDI/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:KA75ZCBSGNU5NAA4HKX4EZXDDI","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":"3d14cd9a8cc045d89adaf615195fb1e3cde65895f0abf709a5ed3ab22849aa20","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2019-01-08T11:46:40Z","title_canon_sha256":"a4d47f2cb844ccab8782af4760b7657e4b55580654c9d8650f35c7b287724279"},"schema_version":"1.0","source":{"id":"1901.02266","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1901.02266","created_at":"2026-05-17T23:56:43Z"},{"alias_kind":"arxiv_version","alias_value":"1901.02266v1","created_at":"2026-05-17T23:56:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1901.02266","created_at":"2026-05-17T23:56:43Z"},{"alias_kind":"pith_short_12","alias_value":"KA75ZCBSGNU5","created_at":"2026-05-18T12:33:21Z"},{"alias_kind":"pith_short_16","alias_value":"KA75ZCBSGNU5NAA4","created_at":"2026-05-18T12:33:21Z"},{"alias_kind":"pith_short_8","alias_value":"KA75ZCBS","created_at":"2026-05-18T12:33:21Z"}],"graph_snapshots":[{"event_id":"sha256:ebe65d2148da175ffc14fa639d755d1f14871ece3a8b3e472e07ad32714ce195","target":"graph","created_at":"2026-05-17T23:56:43Z","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":"T-(Al20Cu2Mn3) phase dispersoids are important for limiting recovery and controlling grain growth in Al-Cu alloys. However, these dispersoids can also reduce precipitation hardening by acting as heterogeneous nucleation sites and may lead to increased susceptibility towards pitting corrosion when galvanically coupled with S-(Al2CuMg) phase precipitates. The interplay between T- and S-phases is therefore important for understanding their effect on the mechanical and electrochemical properties of Al-Cu-Mg alloys. Here, the crystallographic relationships between the T-phase, S-phase, and surround","authors_text":"Antonius T.J. van Helvoort, Duncan N. Johnstone, Jonas K. Sunde, Paul A. Midgley, Randi Holmestad, Sigurd Wenner","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2019-01-08T11:46:40Z","title":"Crystallographic relationships of T-/S-phase aggregates in an Al-Cu-Mg-Ag alloy"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1901.02266","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":"sha256:6ced37ce6c8e73c923f5a9e96566de76ef1477675babdfaa21e30f2a1495490b","target":"record","created_at":"2026-05-17T23:56:43Z","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":"3d14cd9a8cc045d89adaf615195fb1e3cde65895f0abf709a5ed3ab22849aa20","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2019-01-08T11:46:40Z","title_canon_sha256":"a4d47f2cb844ccab8782af4760b7657e4b55580654c9d8650f35c7b287724279"},"schema_version":"1.0","source":{"id":"1901.02266","kind":"arxiv","version":1}},"canonical_sha256":"503fdc88323369d6801c3aafc266e31a04baf5af3baa733c59bc7fbc88c448d0","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"503fdc88323369d6801c3aafc266e31a04baf5af3baa733c59bc7fbc88c448d0","first_computed_at":"2026-05-17T23:56:43.667260Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:56:43.667260Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"JurmeQOJ5l1xUPCQ8XLuaThV/9lEVUROJMDBjQgtzja6abcgEF7c9LJl3l6M+/QkD2pi3dc8+X98hVkYKh8aDg==","signature_status":"signed_v1","signed_at":"2026-05-17T23:56:43.667721Z","signed_message":"canonical_sha256_bytes"},"source_id":"1901.02266","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6ced37ce6c8e73c923f5a9e96566de76ef1477675babdfaa21e30f2a1495490b","sha256:ebe65d2148da175ffc14fa639d755d1f14871ece3a8b3e472e07ad32714ce195"],"state_sha256":"88cd8eb51bc1e4389b42c313747c02c460f01b95024d5ce7603e9db77533774c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FBaIR6MoU9+effQYPoVh68ctsNc1UaspS2gBIe9HdwQ3WSJmoIJBkY52qd/Hwthroz8TXV9NSjmzyr827n9lAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-03T22:54:47.282082Z","bundle_sha256":"99ceb53d6315af9a0f33d897529b3f1d7ff126fec352515eb39c6c5bb3d6de5c"}}