{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:JYVQIW4J44XXWISCXSL5WKU4TA","short_pith_number":"pith:JYVQIW4J","canonical_record":{"source":{"id":"1801.03246","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-01-10T06:03:20Z","cross_cats_sorted":[],"title_canon_sha256":"654d0fadd502637651fea8748971434c8b60e21cc39016ae84ff295167f31553","abstract_canon_sha256":"fa51b178934ace8555d1d9f46ce6f25b559b31f2fc28e9d0a15653520e4cc6e0"},"schema_version":"1.0"},"canonical_sha256":"4e2b045b89e72f7b2242bc97db2a9c981ccf6ab1c712442870d6a1215b265ed1","source":{"kind":"arxiv","id":"1801.03246","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1801.03246","created_at":"2026-05-18T00:26:17Z"},{"alias_kind":"arxiv_version","alias_value":"1801.03246v1","created_at":"2026-05-18T00:26:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1801.03246","created_at":"2026-05-18T00:26:17Z"},{"alias_kind":"pith_short_12","alias_value":"JYVQIW4J44XX","created_at":"2026-05-18T12:32:33Z"},{"alias_kind":"pith_short_16","alias_value":"JYVQIW4J44XXWISC","created_at":"2026-05-18T12:32:33Z"},{"alias_kind":"pith_short_8","alias_value":"JYVQIW4J","created_at":"2026-05-18T12:32:33Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:JYVQIW4J44XXWISCXSL5WKU4TA","target":"record","payload":{"canonical_record":{"source":{"id":"1801.03246","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-01-10T06:03:20Z","cross_cats_sorted":[],"title_canon_sha256":"654d0fadd502637651fea8748971434c8b60e21cc39016ae84ff295167f31553","abstract_canon_sha256":"fa51b178934ace8555d1d9f46ce6f25b559b31f2fc28e9d0a15653520e4cc6e0"},"schema_version":"1.0"},"canonical_sha256":"4e2b045b89e72f7b2242bc97db2a9c981ccf6ab1c712442870d6a1215b265ed1","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:26:17.629216Z","signature_b64":"RqbKo6/cqogSTzBXbo5eBwiCFzt3qV3r678mdrWzHKgHJxzwgEYscty4opPTGk0MECecOGwGUhDGSRNorCFiBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4e2b045b89e72f7b2242bc97db2a9c981ccf6ab1c712442870d6a1215b265ed1","last_reissued_at":"2026-05-18T00:26:17.628727Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:26:17.628727Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1801.03246","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":"2026-05-18T00:26:17Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"wVvIBo+3AQFg1FbnC43Em1eBd8kFjlnK72PU1vbwVkByOTIoV1Dtwyy8bWUJUc3004xEvJdiYa1lO4rJnhHWAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T11:59:00.895738Z"},"content_sha256":"0c8b958207a62457fdf769ca2f5e6cd07a8cba329024b522a88fedcc8e793734","schema_version":"1.0","event_id":"sha256:0c8b958207a62457fdf769ca2f5e6cd07a8cba329024b522a88fedcc8e793734"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:JYVQIW4J44XXWISCXSL5WKU4TA","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Microstructure and mechanical properties of Al-Cu alloy with 0.6%Fe produced with ultrasonic vibration and applied pressure","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Chao Yang, Datong Zhang, Fansheng Meng, Weiwen Zhang, Yuliang Zhao, Zhiyu Xiao","submitted_at":"2018-01-10T06:03:20Z","abstract_excerpt":"The combined effect of ultrasonic vibration (UT) and applied pressure (P) on microstructure and mechanical properties of Al-5.0Cu-0.6Mn-0.6Fe alloy were investigated. The best tensile properties produced by P+UT processing are UTS: 268MPa, YS: 192MPa, E.L.: 17.1%, respectively, which increasing by 64%, 59% and 307%, respectively, compare to the Non-treated alloy."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1801.03246","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":"2026-05-18T00:26:17Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"MCMcQ9IeTuyHAepkG5ioSra+UapHB5r3dF85v/njfuNZ3xPv/T4VtGGuHuSnCBGmUuPd8SYRAuRUQYOmrokFBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T11:59:00.896372Z"},"content_sha256":"ba489b25665d15b3ede71292416f102484fca32eee3ece6c2973a65bfb2b46ae","schema_version":"1.0","event_id":"sha256:ba489b25665d15b3ede71292416f102484fca32eee3ece6c2973a65bfb2b46ae"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/JYVQIW4J44XXWISCXSL5WKU4TA/bundle.json","state_url":"https://pith.science/pith/JYVQIW4J44XXWISCXSL5WKU4TA/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/JYVQIW4J44XXWISCXSL5WKU4TA/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":"2026-05-25T11:59:00Z","links":{"resolver":"https://pith.science/pith/JYVQIW4J44XXWISCXSL5WKU4TA","bundle":"https://pith.science/pith/JYVQIW4J44XXWISCXSL5WKU4TA/bundle.json","state":"https://pith.science/pith/JYVQIW4J44XXWISCXSL5WKU4TA/state.json","well_known_bundle":"https://pith.science/.well-known/pith/JYVQIW4J44XXWISCXSL5WKU4TA/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:JYVQIW4J44XXWISCXSL5WKU4TA","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":"fa51b178934ace8555d1d9f46ce6f25b559b31f2fc28e9d0a15653520e4cc6e0","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-01-10T06:03:20Z","title_canon_sha256":"654d0fadd502637651fea8748971434c8b60e21cc39016ae84ff295167f31553"},"schema_version":"1.0","source":{"id":"1801.03246","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1801.03246","created_at":"2026-05-18T00:26:17Z"},{"alias_kind":"arxiv_version","alias_value":"1801.03246v1","created_at":"2026-05-18T00:26:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1801.03246","created_at":"2026-05-18T00:26:17Z"},{"alias_kind":"pith_short_12","alias_value":"JYVQIW4J44XX","created_at":"2026-05-18T12:32:33Z"},{"alias_kind":"pith_short_16","alias_value":"JYVQIW4J44XXWISC","created_at":"2026-05-18T12:32:33Z"},{"alias_kind":"pith_short_8","alias_value":"JYVQIW4J","created_at":"2026-05-18T12:32:33Z"}],"graph_snapshots":[{"event_id":"sha256:ba489b25665d15b3ede71292416f102484fca32eee3ece6c2973a65bfb2b46ae","target":"graph","created_at":"2026-05-18T00:26:17Z","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":"The combined effect of ultrasonic vibration (UT) and applied pressure (P) on microstructure and mechanical properties of Al-5.0Cu-0.6Mn-0.6Fe alloy were investigated. The best tensile properties produced by P+UT processing are UTS: 268MPa, YS: 192MPa, E.L.: 17.1%, respectively, which increasing by 64%, 59% and 307%, respectively, compare to the Non-treated alloy.","authors_text":"Chao Yang, Datong Zhang, Fansheng Meng, Weiwen Zhang, Yuliang Zhao, Zhiyu Xiao","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-01-10T06:03:20Z","title":"Microstructure and mechanical properties of Al-Cu alloy with 0.6%Fe produced with ultrasonic vibration and applied pressure"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1801.03246","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":"sha256:0c8b958207a62457fdf769ca2f5e6cd07a8cba329024b522a88fedcc8e793734","target":"record","created_at":"2026-05-18T00:26:17Z","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":"fa51b178934ace8555d1d9f46ce6f25b559b31f2fc28e9d0a15653520e4cc6e0","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-01-10T06:03:20Z","title_canon_sha256":"654d0fadd502637651fea8748971434c8b60e21cc39016ae84ff295167f31553"},"schema_version":"1.0","source":{"id":"1801.03246","kind":"arxiv","version":1}},"canonical_sha256":"4e2b045b89e72f7b2242bc97db2a9c981ccf6ab1c712442870d6a1215b265ed1","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"4e2b045b89e72f7b2242bc97db2a9c981ccf6ab1c712442870d6a1215b265ed1","first_computed_at":"2026-05-18T00:26:17.628727Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:26:17.628727Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"RqbKo6/cqogSTzBXbo5eBwiCFzt3qV3r678mdrWzHKgHJxzwgEYscty4opPTGk0MECecOGwGUhDGSRNorCFiBw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:26:17.629216Z","signed_message":"canonical_sha256_bytes"},"source_id":"1801.03246","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0c8b958207a62457fdf769ca2f5e6cd07a8cba329024b522a88fedcc8e793734","sha256:ba489b25665d15b3ede71292416f102484fca32eee3ece6c2973a65bfb2b46ae"],"state_sha256":"dd6e59b38a3182f0de291e7b1b4a25dd5d18c1d6d6379114d7a4f1892fc98a84"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BsdyigPZxVA93Epl3Ru0OogFQ4P9Ah92vj9nTl9bmhpA4hfjklN6ump/n7D4A3FINknZmyYoh8+5+jY/JEcwCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T11:59:00.900142Z","bundle_sha256":"8e3b1e77da08c8839121386f989f11be53be986db4c55a8225efa564a4ad43e9"}}