{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:DDERSFQ4UYSHU42HM6T6XU6KHP","short_pith_number":"pith:DDERSFQ4","canonical_record":{"source":{"id":"2605.25834","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2026-05-25T13:30:22Z","cross_cats_sorted":[],"title_canon_sha256":"8e25dc9f9fe6567eda657a38bfb47e352764b5a9912346bcf6eb048687e1af1a","abstract_canon_sha256":"69c4a7483fd357cf566856b7a7c8df29805fd12f1e0a924ba57ec94c66a17a42"},"schema_version":"1.0"},"canonical_sha256":"18c919161ca6247a734767a7ebd3ca3bf980b52377b16c29b82ee95d7ad6e9fe","source":{"kind":"arxiv","id":"2605.25834","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2605.25834","created_at":"2026-05-26T02:05:14Z"},{"alias_kind":"arxiv_version","alias_value":"2605.25834v1","created_at":"2026-05-26T02:05:14Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2605.25834","created_at":"2026-05-26T02:05:14Z"},{"alias_kind":"pith_short_12","alias_value":"DDERSFQ4UYSH","created_at":"2026-05-26T02:05:14Z"},{"alias_kind":"pith_short_16","alias_value":"DDERSFQ4UYSHU42H","created_at":"2026-05-26T02:05:14Z"},{"alias_kind":"pith_short_8","alias_value":"DDERSFQ4","created_at":"2026-05-26T02:05:14Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:DDERSFQ4UYSHU42HM6T6XU6KHP","target":"record","payload":{"canonical_record":{"source":{"id":"2605.25834","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2026-05-25T13:30:22Z","cross_cats_sorted":[],"title_canon_sha256":"8e25dc9f9fe6567eda657a38bfb47e352764b5a9912346bcf6eb048687e1af1a","abstract_canon_sha256":"69c4a7483fd357cf566856b7a7c8df29805fd12f1e0a924ba57ec94c66a17a42"},"schema_version":"1.0"},"canonical_sha256":"18c919161ca6247a734767a7ebd3ca3bf980b52377b16c29b82ee95d7ad6e9fe","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-26T02:05:14.400803Z","signature_b64":"1YWRQh1UsQ61zB5dPudAyFwcCOnK1EbLxe/3MXU8hYruxpd4u+3OaJdUVuAAGSif+y+BOwiieRPTJVhvXMAMAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"18c919161ca6247a734767a7ebd3ca3bf980b52377b16c29b82ee95d7ad6e9fe","last_reissued_at":"2026-05-26T02:05:14.400130Z","signature_status":"signed_v1","first_computed_at":"2026-05-26T02:05:14.400130Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2605.25834","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":"2026-05-26T02:05:14Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"p1UMxxe8VR4BGkxcFoC7dvSErWM2iFzg09I3Zl9K5KBwDJjtlnU++W48U9yJ3aH++7tzkSkJXTQaamjAmrVXBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-01T11:48:50.703421Z"},"content_sha256":"add2e9dfa94bfbdbfc51b89c5e318bb40b6e82ec87eb4c0923474189271de2a6","schema_version":"1.0","event_id":"sha256:add2e9dfa94bfbdbfc51b89c5e318bb40b6e82ec87eb4c0923474189271de2a6"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:DDERSFQ4UYSHU42HM6T6XU6KHP","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Dealloying by peritectic melting","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Alain Karma, Mingwang Zhong","submitted_at":"2026-05-25T13:30:22Z","abstract_excerpt":"Peritectic melting of Ti--Ag has been shown experimentally to form bicontinuous structures, but the mechanism remains unclear. Here we use phase-field simulations to show that these structures arise from a morphological instability of liquid film migration in three dimensions: a Ti-rich solid growing through an Ag-rich liquid film develops a branched seaweed or dendritic structure whose side branches coalesce to form handles, generating a high-genus bicontinuous topology. A sharp-interface theory predicts a solidification-front velocity and an initial ligament width that are constant in time, "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2605.25834","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2605.25834/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-05-26T02:05:14Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"m4eQVATxVBXAhq1QBeQI9qIeXr+rfQ0MQ8lbCy+Z1tyAvKbGivFjcdoUtP9or5pJPjd919/PAxJxU1zlE6iCAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-01T11:48:50.703812Z"},"content_sha256":"6dcb45424f1f9eda4837e3ba49ec3324ba6a8a47c58178ac94d47f80d1099718","schema_version":"1.0","event_id":"sha256:6dcb45424f1f9eda4837e3ba49ec3324ba6a8a47c58178ac94d47f80d1099718"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/DDERSFQ4UYSHU42HM6T6XU6KHP/bundle.json","state_url":"https://pith.science/pith/DDERSFQ4UYSHU42HM6T6XU6KHP/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/DDERSFQ4UYSHU42HM6T6XU6KHP/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":"2026-07-01T11:48:50Z","links":{"resolver":"https://pith.science/pith/DDERSFQ4UYSHU42HM6T6XU6KHP","bundle":"https://pith.science/pith/DDERSFQ4UYSHU42HM6T6XU6KHP/bundle.json","state":"https://pith.science/pith/DDERSFQ4UYSHU42HM6T6XU6KHP/state.json","well_known_bundle":"https://pith.science/.well-known/pith/DDERSFQ4UYSHU42HM6T6XU6KHP/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:DDERSFQ4UYSHU42HM6T6XU6KHP","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":"69c4a7483fd357cf566856b7a7c8df29805fd12f1e0a924ba57ec94c66a17a42","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2026-05-25T13:30:22Z","title_canon_sha256":"8e25dc9f9fe6567eda657a38bfb47e352764b5a9912346bcf6eb048687e1af1a"},"schema_version":"1.0","source":{"id":"2605.25834","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2605.25834","created_at":"2026-05-26T02:05:14Z"},{"alias_kind":"arxiv_version","alias_value":"2605.25834v1","created_at":"2026-05-26T02:05:14Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2605.25834","created_at":"2026-05-26T02:05:14Z"},{"alias_kind":"pith_short_12","alias_value":"DDERSFQ4UYSH","created_at":"2026-05-26T02:05:14Z"},{"alias_kind":"pith_short_16","alias_value":"DDERSFQ4UYSHU42H","created_at":"2026-05-26T02:05:14Z"},{"alias_kind":"pith_short_8","alias_value":"DDERSFQ4","created_at":"2026-05-26T02:05:14Z"}],"graph_snapshots":[{"event_id":"sha256:6dcb45424f1f9eda4837e3ba49ec3324ba6a8a47c58178ac94d47f80d1099718","target":"graph","created_at":"2026-05-26T02:05:14Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2605.25834/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Peritectic melting of Ti--Ag has been shown experimentally to form bicontinuous structures, but the mechanism remains unclear. Here we use phase-field simulations to show that these structures arise from a morphological instability of liquid film migration in three dimensions: a Ti-rich solid growing through an Ag-rich liquid film develops a branched seaweed or dendritic structure whose side branches coalesce to form handles, generating a high-genus bicontinuous topology. A sharp-interface theory predicts a solidification-front velocity and an initial ligament width that are constant in time, ","authors_text":"Alain Karma, Mingwang Zhong","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2026-05-25T13:30:22Z","title":"Dealloying by peritectic melting"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2605.25834","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:add2e9dfa94bfbdbfc51b89c5e318bb40b6e82ec87eb4c0923474189271de2a6","target":"record","created_at":"2026-05-26T02:05:14Z","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":"69c4a7483fd357cf566856b7a7c8df29805fd12f1e0a924ba57ec94c66a17a42","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2026-05-25T13:30:22Z","title_canon_sha256":"8e25dc9f9fe6567eda657a38bfb47e352764b5a9912346bcf6eb048687e1af1a"},"schema_version":"1.0","source":{"id":"2605.25834","kind":"arxiv","version":1}},"canonical_sha256":"18c919161ca6247a734767a7ebd3ca3bf980b52377b16c29b82ee95d7ad6e9fe","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"18c919161ca6247a734767a7ebd3ca3bf980b52377b16c29b82ee95d7ad6e9fe","first_computed_at":"2026-05-26T02:05:14.400130Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-26T02:05:14.400130Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"1YWRQh1UsQ61zB5dPudAyFwcCOnK1EbLxe/3MXU8hYruxpd4u+3OaJdUVuAAGSif+y+BOwiieRPTJVhvXMAMAg==","signature_status":"signed_v1","signed_at":"2026-05-26T02:05:14.400803Z","signed_message":"canonical_sha256_bytes"},"source_id":"2605.25834","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:add2e9dfa94bfbdbfc51b89c5e318bb40b6e82ec87eb4c0923474189271de2a6","sha256:6dcb45424f1f9eda4837e3ba49ec3324ba6a8a47c58178ac94d47f80d1099718"],"state_sha256":"a08b540d03f2566624d8949d79568158afce28670d18379ed88c1007e7ce85a5"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"nz8AYZ5SguktfRWf6kG4c+HUhe7CRFzHDl0vpOdrrWLpO9uFxp+7FeA9wU/glA4gW5DLL0kAQzW4k3LWHl1ODQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-01T11:48:50.705864Z","bundle_sha256":"1689cd72a5576f8fd44adc3a896831b8c1bc9d475faa3dfb8f282b50974a758e"}}