{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:DLBGZNA3TZUYK4PZ7WRFI76CPL","short_pith_number":"pith:DLBGZNA3","canonical_record":{"source":{"id":"1804.04546","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-04-12T14:43:56Z","cross_cats_sorted":[],"title_canon_sha256":"33d69ad5be0eda048a6b7d96c715b1e4c18ca340b7e0a3a960d35620caa600a1","abstract_canon_sha256":"f2dec6c16da16792a0475d7e91d8abe0b49c33af52f80d36eefc72fdb1250f71"},"schema_version":"1.0"},"canonical_sha256":"1ac26cb41b9e698571f9fda2547fc27ae8dad74859908ce9d3e432d415840ff2","source":{"kind":"arxiv","id":"1804.04546","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1804.04546","created_at":"2026-05-18T00:08:42Z"},{"alias_kind":"arxiv_version","alias_value":"1804.04546v1","created_at":"2026-05-18T00:08:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1804.04546","created_at":"2026-05-18T00:08:42Z"},{"alias_kind":"pith_short_12","alias_value":"DLBGZNA3TZUY","created_at":"2026-05-18T12:32:19Z"},{"alias_kind":"pith_short_16","alias_value":"DLBGZNA3TZUYK4PZ","created_at":"2026-05-18T12:32:19Z"},{"alias_kind":"pith_short_8","alias_value":"DLBGZNA3","created_at":"2026-05-18T12:32:19Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:DLBGZNA3TZUYK4PZ7WRFI76CPL","target":"record","payload":{"canonical_record":{"source":{"id":"1804.04546","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-04-12T14:43:56Z","cross_cats_sorted":[],"title_canon_sha256":"33d69ad5be0eda048a6b7d96c715b1e4c18ca340b7e0a3a960d35620caa600a1","abstract_canon_sha256":"f2dec6c16da16792a0475d7e91d8abe0b49c33af52f80d36eefc72fdb1250f71"},"schema_version":"1.0"},"canonical_sha256":"1ac26cb41b9e698571f9fda2547fc27ae8dad74859908ce9d3e432d415840ff2","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:08:42.490022Z","signature_b64":"ATIiMIR3Cl4SlAn1NdWxanLl2jCLhEkAccUnw32Dm6wmyJDMlQjHGb9nBVQxs33MW2WBW/BdoWNtHKJMdebCCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1ac26cb41b9e698571f9fda2547fc27ae8dad74859908ce9d3e432d415840ff2","last_reissued_at":"2026-05-18T00:08:42.489281Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:08:42.489281Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1804.04546","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":"2026-05-18T00:08:42Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+sq07tT3vi57IvZ9WoLboD8zsIpMG2gvLb+7LbwQGWWYg/QpuEtRM5TNP7SF42wRYc05Uap/y62KfbIGrEClAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-22T09:13:06.551369Z"},"content_sha256":"6a1b38321c1ed48a16092f5d18cfa50f200662e3ddd59264907b7afab4995f5b","schema_version":"1.0","event_id":"sha256:6a1b38321c1ed48a16092f5d18cfa50f200662e3ddd59264907b7afab4995f5b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:DLBGZNA3TZUYK4PZ7WRFI76CPL","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Unusual composition dependence of transformation temperatures in Ti-Ta-X shape memory alloys","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Alberto Ferrari, Alexander Paulsen, Gunther Eggeler, Jan Frenzel, Jutta Rogal, Ralf Drautz","submitted_at":"2018-04-12T14:43:56Z","abstract_excerpt":"Ti-Ta-X (X = Al, Sn, Zr) compounds are emerging candidates as high-temperature shape memory alloys (HTSMAs). The stability of the one-way shape memory effect (1WE), the exploitable pseudoelastic (PE) strain intervals as well as the transformation temperature in these alloys depend strongly on composition, resulting in a trade-off between a stable shape memory effect and a high transformation temperature. In this work, experimental measurements and first-principles calculations are combined to rationalize the effect of alloying a third component to Ti-Ta based HTSMAs. Most notably, an $\\textit{"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1804.04546","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":"2026-05-18T00:08:42Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Sw2KgYKzm1AsI/rznfgMx8xQ7TQkLIPDyy67J8qqdidADOA7sdKTyjODsPoEDD20iK/Cc8JwGmuKJRb5OVE/Dw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-22T09:13:06.551863Z"},"content_sha256":"94b5dd789300903f0fdd652d06080b3a9b6cde99c69558e98e99398add85a373","schema_version":"1.0","event_id":"sha256:94b5dd789300903f0fdd652d06080b3a9b6cde99c69558e98e99398add85a373"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/DLBGZNA3TZUYK4PZ7WRFI76CPL/bundle.json","state_url":"https://pith.science/pith/DLBGZNA3TZUYK4PZ7WRFI76CPL/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/DLBGZNA3TZUYK4PZ7WRFI76CPL/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":"2026-05-22T09:13:06Z","links":{"resolver":"https://pith.science/pith/DLBGZNA3TZUYK4PZ7WRFI76CPL","bundle":"https://pith.science/pith/DLBGZNA3TZUYK4PZ7WRFI76CPL/bundle.json","state":"https://pith.science/pith/DLBGZNA3TZUYK4PZ7WRFI76CPL/state.json","well_known_bundle":"https://pith.science/.well-known/pith/DLBGZNA3TZUYK4PZ7WRFI76CPL/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:DLBGZNA3TZUYK4PZ7WRFI76CPL","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":"f2dec6c16da16792a0475d7e91d8abe0b49c33af52f80d36eefc72fdb1250f71","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-04-12T14:43:56Z","title_canon_sha256":"33d69ad5be0eda048a6b7d96c715b1e4c18ca340b7e0a3a960d35620caa600a1"},"schema_version":"1.0","source":{"id":"1804.04546","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1804.04546","created_at":"2026-05-18T00:08:42Z"},{"alias_kind":"arxiv_version","alias_value":"1804.04546v1","created_at":"2026-05-18T00:08:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1804.04546","created_at":"2026-05-18T00:08:42Z"},{"alias_kind":"pith_short_12","alias_value":"DLBGZNA3TZUY","created_at":"2026-05-18T12:32:19Z"},{"alias_kind":"pith_short_16","alias_value":"DLBGZNA3TZUYK4PZ","created_at":"2026-05-18T12:32:19Z"},{"alias_kind":"pith_short_8","alias_value":"DLBGZNA3","created_at":"2026-05-18T12:32:19Z"}],"graph_snapshots":[{"event_id":"sha256:94b5dd789300903f0fdd652d06080b3a9b6cde99c69558e98e99398add85a373","target":"graph","created_at":"2026-05-18T00:08:42Z","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":"Ti-Ta-X (X = Al, Sn, Zr) compounds are emerging candidates as high-temperature shape memory alloys (HTSMAs). The stability of the one-way shape memory effect (1WE), the exploitable pseudoelastic (PE) strain intervals as well as the transformation temperature in these alloys depend strongly on composition, resulting in a trade-off between a stable shape memory effect and a high transformation temperature. In this work, experimental measurements and first-principles calculations are combined to rationalize the effect of alloying a third component to Ti-Ta based HTSMAs. Most notably, an $\\textit{","authors_text":"Alberto Ferrari, Alexander Paulsen, Gunther Eggeler, Jan Frenzel, Jutta Rogal, Ralf Drautz","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-04-12T14:43:56Z","title":"Unusual composition dependence of transformation temperatures in Ti-Ta-X shape memory alloys"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1804.04546","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":"sha256:6a1b38321c1ed48a16092f5d18cfa50f200662e3ddd59264907b7afab4995f5b","target":"record","created_at":"2026-05-18T00:08:42Z","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":"f2dec6c16da16792a0475d7e91d8abe0b49c33af52f80d36eefc72fdb1250f71","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-04-12T14:43:56Z","title_canon_sha256":"33d69ad5be0eda048a6b7d96c715b1e4c18ca340b7e0a3a960d35620caa600a1"},"schema_version":"1.0","source":{"id":"1804.04546","kind":"arxiv","version":1}},"canonical_sha256":"1ac26cb41b9e698571f9fda2547fc27ae8dad74859908ce9d3e432d415840ff2","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1ac26cb41b9e698571f9fda2547fc27ae8dad74859908ce9d3e432d415840ff2","first_computed_at":"2026-05-18T00:08:42.489281Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:08:42.489281Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ATIiMIR3Cl4SlAn1NdWxanLl2jCLhEkAccUnw32Dm6wmyJDMlQjHGb9nBVQxs33MW2WBW/BdoWNtHKJMdebCCQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:08:42.490022Z","signed_message":"canonical_sha256_bytes"},"source_id":"1804.04546","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6a1b38321c1ed48a16092f5d18cfa50f200662e3ddd59264907b7afab4995f5b","sha256:94b5dd789300903f0fdd652d06080b3a9b6cde99c69558e98e99398add85a373"],"state_sha256":"937f50d9a31e01066445363b5957a44e57835da2b389eb1a4bb87c64de38ce9b"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Lnnsn96H7hhtZM/NbE2Fadd56WxbqezpXUGk2dR3RyiY2mrev8tPvxl/T2whsgG3ZABqwXE/FpPrOBKVlbqZDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-22T09:13:06.555310Z","bundle_sha256":"b282b3ed4f72899757044f5f52bf10a3bb6821bf71d8fa0b4f4b3fd4d73ab8d6"}}