{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2007:NYPL56ERW2FFQYJMB45TFCQOYC","short_pith_number":"pith:NYPL56ER","canonical_record":{"source":{"id":"cond-mat/0701208","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2007-01-10T16:41:44Z","cross_cats_sorted":["cond-mat.soft"],"title_canon_sha256":"a80a35624746e924b6537a85cbc078b4b760e8ca7aeb68ffaa398547980e36c3","abstract_canon_sha256":"335ee62226a5fa05c23115584923bf0fcb552ad05cfd0604a377326407a7aa0f"},"schema_version":"1.0"},"canonical_sha256":"6e1ebef891b68a58612c0f3b328a0ec0b7ccd832af8756a31aebde40e04b57d0","source":{"kind":"arxiv","id":"cond-mat/0701208","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"cond-mat/0701208","created_at":"2026-05-18T01:39:38Z"},{"alias_kind":"arxiv_version","alias_value":"cond-mat/0701208v2","created_at":"2026-05-18T01:39:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.cond-mat/0701208","created_at":"2026-05-18T01:39:38Z"},{"alias_kind":"pith_short_12","alias_value":"NYPL56ERW2FF","created_at":"2026-05-18T12:25:55Z"},{"alias_kind":"pith_short_16","alias_value":"NYPL56ERW2FFQYJM","created_at":"2026-05-18T12:25:55Z"},{"alias_kind":"pith_short_8","alias_value":"NYPL56ER","created_at":"2026-05-18T12:25:55Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2007:NYPL56ERW2FFQYJMB45TFCQOYC","target":"record","payload":{"canonical_record":{"source":{"id":"cond-mat/0701208","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2007-01-10T16:41:44Z","cross_cats_sorted":["cond-mat.soft"],"title_canon_sha256":"a80a35624746e924b6537a85cbc078b4b760e8ca7aeb68ffaa398547980e36c3","abstract_canon_sha256":"335ee62226a5fa05c23115584923bf0fcb552ad05cfd0604a377326407a7aa0f"},"schema_version":"1.0"},"canonical_sha256":"6e1ebef891b68a58612c0f3b328a0ec0b7ccd832af8756a31aebde40e04b57d0","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:39:38.341526Z","signature_b64":"IyIyq48KUTMqHsWIzH06ykF0IICrk83LjZK0olT5jKjCL/EJOYdpmehNA8oCgZ1XPoTcy31GrRm1QZR9nvCTDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6e1ebef891b68a58612c0f3b328a0ec0b7ccd832af8756a31aebde40e04b57d0","last_reissued_at":"2026-05-18T01:39:38.340797Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:39:38.340797Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"cond-mat/0701208","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:39:38Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"EQ/Hlbzxg5uWKEfcA5vAqp9+II3I6sF+V5LYwRqZCbSOChspfc52+XrB0u1WWQYjiXbSkVhGVexZEOQoBSDQAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T15:42:58.846896Z"},"content_sha256":"53ca23a941c01ba63af8fbcbc8a33308e0e96996b117dbaa0a9d848e24e75ce5","schema_version":"1.0","event_id":"sha256:53ca23a941c01ba63af8fbcbc8a33308e0e96996b117dbaa0a9d848e24e75ce5"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2007:NYPL56ERW2FFQYJMB45TFCQOYC","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Morphological stability of electromigration-driven vacancy islands","license":"","headline":"","cross_cats":["cond-mat.soft"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Axel Voigt, Frank Hausser, Joachim Krug, Philipp Kuhn","submitted_at":"2007-01-10T16:41:44Z","abstract_excerpt":"The electromigration-induced shape evolution of two-dimensional vacancy islands on a crystal surface is studied using a continuum approach. We consider the regime where mass transport is restricted to terrace diffusion in the interior of the island. In the limit of fast attachment/detachment kinetics a circle translating at constant velocity is a stationary solution of the problem. In contrast to earlier work [O. Pierre-Louis and T.L. Einstein, Phys. Rev. B 62, 13697 (2000)] we show that the circular solution remains linearly stable for arbitrarily large driving forces. The numerical solution "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"cond-mat/0701208","kind":"arxiv","version":2},"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":"2026-05-18T01:39:38Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6Z18a1lbXFQj6ekfgWDr7EyoHBk5Zn8PgbyQ5o5nV9fnfwFRE6iO4vQLuMKG5iH+SzTVz5U+2Q/Kry3wPBomCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T15:42:58.847641Z"},"content_sha256":"5ab7a615e9089cd0a44e6d36d9538d5bea83654c7e58392a169ffa82b7e34e31","schema_version":"1.0","event_id":"sha256:5ab7a615e9089cd0a44e6d36d9538d5bea83654c7e58392a169ffa82b7e34e31"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/NYPL56ERW2FFQYJMB45TFCQOYC/bundle.json","state_url":"https://pith.science/pith/NYPL56ERW2FFQYJMB45TFCQOYC/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/NYPL56ERW2FFQYJMB45TFCQOYC/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":"2026-05-31T15:42:58Z","links":{"resolver":"https://pith.science/pith/NYPL56ERW2FFQYJMB45TFCQOYC","bundle":"https://pith.science/pith/NYPL56ERW2FFQYJMB45TFCQOYC/bundle.json","state":"https://pith.science/pith/NYPL56ERW2FFQYJMB45TFCQOYC/state.json","well_known_bundle":"https://pith.science/.well-known/pith/NYPL56ERW2FFQYJMB45TFCQOYC/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2007:NYPL56ERW2FFQYJMB45TFCQOYC","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":"335ee62226a5fa05c23115584923bf0fcb552ad05cfd0604a377326407a7aa0f","cross_cats_sorted":["cond-mat.soft"],"license":"","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2007-01-10T16:41:44Z","title_canon_sha256":"a80a35624746e924b6537a85cbc078b4b760e8ca7aeb68ffaa398547980e36c3"},"schema_version":"1.0","source":{"id":"cond-mat/0701208","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"cond-mat/0701208","created_at":"2026-05-18T01:39:38Z"},{"alias_kind":"arxiv_version","alias_value":"cond-mat/0701208v2","created_at":"2026-05-18T01:39:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.cond-mat/0701208","created_at":"2026-05-18T01:39:38Z"},{"alias_kind":"pith_short_12","alias_value":"NYPL56ERW2FF","created_at":"2026-05-18T12:25:55Z"},{"alias_kind":"pith_short_16","alias_value":"NYPL56ERW2FFQYJM","created_at":"2026-05-18T12:25:55Z"},{"alias_kind":"pith_short_8","alias_value":"NYPL56ER","created_at":"2026-05-18T12:25:55Z"}],"graph_snapshots":[{"event_id":"sha256:5ab7a615e9089cd0a44e6d36d9538d5bea83654c7e58392a169ffa82b7e34e31","target":"graph","created_at":"2026-05-18T01:39:38Z","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 electromigration-induced shape evolution of two-dimensional vacancy islands on a crystal surface is studied using a continuum approach. We consider the regime where mass transport is restricted to terrace diffusion in the interior of the island. In the limit of fast attachment/detachment kinetics a circle translating at constant velocity is a stationary solution of the problem. In contrast to earlier work [O. Pierre-Louis and T.L. Einstein, Phys. Rev. B 62, 13697 (2000)] we show that the circular solution remains linearly stable for arbitrarily large driving forces. The numerical solution ","authors_text":"Axel Voigt, Frank Hausser, Joachim Krug, Philipp Kuhn","cross_cats":["cond-mat.soft"],"headline":"","license":"","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2007-01-10T16:41:44Z","title":"Morphological stability of electromigration-driven vacancy islands"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"cond-mat/0701208","kind":"arxiv","version":2},"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":"sha256:53ca23a941c01ba63af8fbcbc8a33308e0e96996b117dbaa0a9d848e24e75ce5","target":"record","created_at":"2026-05-18T01:39:38Z","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":"335ee62226a5fa05c23115584923bf0fcb552ad05cfd0604a377326407a7aa0f","cross_cats_sorted":["cond-mat.soft"],"license":"","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2007-01-10T16:41:44Z","title_canon_sha256":"a80a35624746e924b6537a85cbc078b4b760e8ca7aeb68ffaa398547980e36c3"},"schema_version":"1.0","source":{"id":"cond-mat/0701208","kind":"arxiv","version":2}},"canonical_sha256":"6e1ebef891b68a58612c0f3b328a0ec0b7ccd832af8756a31aebde40e04b57d0","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6e1ebef891b68a58612c0f3b328a0ec0b7ccd832af8756a31aebde40e04b57d0","first_computed_at":"2026-05-18T01:39:38.340797Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:39:38.340797Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"IyIyq48KUTMqHsWIzH06ykF0IICrk83LjZK0olT5jKjCL/EJOYdpmehNA8oCgZ1XPoTcy31GrRm1QZR9nvCTDA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:39:38.341526Z","signed_message":"canonical_sha256_bytes"},"source_id":"cond-mat/0701208","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:53ca23a941c01ba63af8fbcbc8a33308e0e96996b117dbaa0a9d848e24e75ce5","sha256:5ab7a615e9089cd0a44e6d36d9538d5bea83654c7e58392a169ffa82b7e34e31"],"state_sha256":"d6b71cd9d2a4f4986ab508d288418fbb055eba4ca32814a016d0a703cc9bc468"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"U+u9Ys6VgD3x1kfSGOTN7on+nil9c1/jsZM0977wFcRJhSdXDEMYg1PsVdyYnwdsKB5Arqvahxekoqc1Efr6BQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-31T15:42:58.852148Z","bundle_sha256":"38492562dc9a7e6d0768c5baaab9d3791d4bf747f3996c26c1845cd2847a15e2"}}