{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:J4Z3PF3HIXQHTZQPRGNT26YCKM","short_pith_number":"pith:J4Z3PF3H","canonical_record":{"source":{"id":"1902.05278","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2019-02-14T09:32:13Z","cross_cats_sorted":[],"title_canon_sha256":"8477da4ed139220fa2a8dace23726958496f8858c83fef0ad27cc4c6e96923e6","abstract_canon_sha256":"e566965e8ad9e336eaa8cda279d2b4ac93569cd8662b85d20f26d11492b609f4"},"schema_version":"1.0"},"canonical_sha256":"4f33b7976745e079e60f899b3d7b0253016bdedb932adedc2f5df58c41db25fe","source":{"kind":"arxiv","id":"1902.05278","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1902.05278","created_at":"2026-05-17T23:54:01Z"},{"alias_kind":"arxiv_version","alias_value":"1902.05278v1","created_at":"2026-05-17T23:54:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1902.05278","created_at":"2026-05-17T23:54:01Z"},{"alias_kind":"pith_short_12","alias_value":"J4Z3PF3HIXQH","created_at":"2026-05-18T12:33:18Z"},{"alias_kind":"pith_short_16","alias_value":"J4Z3PF3HIXQHTZQP","created_at":"2026-05-18T12:33:18Z"},{"alias_kind":"pith_short_8","alias_value":"J4Z3PF3H","created_at":"2026-05-18T12:33:18Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:J4Z3PF3HIXQHTZQPRGNT26YCKM","target":"record","payload":{"canonical_record":{"source":{"id":"1902.05278","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2019-02-14T09:32:13Z","cross_cats_sorted":[],"title_canon_sha256":"8477da4ed139220fa2a8dace23726958496f8858c83fef0ad27cc4c6e96923e6","abstract_canon_sha256":"e566965e8ad9e336eaa8cda279d2b4ac93569cd8662b85d20f26d11492b609f4"},"schema_version":"1.0"},"canonical_sha256":"4f33b7976745e079e60f899b3d7b0253016bdedb932adedc2f5df58c41db25fe","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:54:01.411305Z","signature_b64":"SduwGIfFZZwnabRs9XDvmSz+V0LyvEyW0bEhicCU8h/R+Vb4PNpQ/Yx33DlSQ0pWxEfBnCnz7L5KXNWMBpoGBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4f33b7976745e079e60f899b3d7b0253016bdedb932adedc2f5df58c41db25fe","last_reissued_at":"2026-05-17T23:54:01.410550Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:54:01.410550Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1902.05278","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":"2026-05-17T23:54:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"dFY4+2pWhnE0rLS1Epa4y7/GcGOBeLCpOyexEZbSlSgk2Qx426OCBYhCzuxgkqjAnhM+jLQEvQoxsGEFfv5HDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-20T06:25:02.389277Z"},"content_sha256":"576440a190d2fe31de7a7093096bbfbb27c0a2d093eb56996acbaae78be469fe","schema_version":"1.0","event_id":"sha256:576440a190d2fe31de7a7093096bbfbb27c0a2d093eb56996acbaae78be469fe"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:J4Z3PF3HIXQHTZQPRGNT26YCKM","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Ice : The paradigm of wild plasticity","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Jerome Weiss","submitted_at":"2019-02-14T09:32:13Z","abstract_excerpt":"Ice plasticity has been thoroughly studied, owing to its importance in glaciers and ice sheets dynamics. In particular, its anisotropy (easy basal slip) has been suspected for a long time, then fully characterized 40 years ago. More recently emerged the interest of ice as a model material to study some fundamental aspects of crystalline plasticity. An example is the nature of plastic fluctuations and collective dislocation dynamics. 20 years ago, acoustic emission measurements performed during the deformation of ice single crystals revealed that plastic flow proceeds through intermittent dislo"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1902.05278","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":"2026-05-17T23:54:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"PxcNQf5HR3T4am6Yt3YomxhhUh/I5w5KP5T0sTYmuwssrhe3zmYRDPiQ32ej58m4IHGpqRdXAZyk+ULoDJRKBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-20T06:25:02.389630Z"},"content_sha256":"7cc9e92ff111af3cac588ba22521e011c734d618b31da262b87886f430334302","schema_version":"1.0","event_id":"sha256:7cc9e92ff111af3cac588ba22521e011c734d618b31da262b87886f430334302"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/J4Z3PF3HIXQHTZQPRGNT26YCKM/bundle.json","state_url":"https://pith.science/pith/J4Z3PF3HIXQHTZQPRGNT26YCKM/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/J4Z3PF3HIXQHTZQPRGNT26YCKM/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":"2026-06-20T06:25:02Z","links":{"resolver":"https://pith.science/pith/J4Z3PF3HIXQHTZQPRGNT26YCKM","bundle":"https://pith.science/pith/J4Z3PF3HIXQHTZQPRGNT26YCKM/bundle.json","state":"https://pith.science/pith/J4Z3PF3HIXQHTZQPRGNT26YCKM/state.json","well_known_bundle":"https://pith.science/.well-known/pith/J4Z3PF3HIXQHTZQPRGNT26YCKM/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:J4Z3PF3HIXQHTZQPRGNT26YCKM","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":"e566965e8ad9e336eaa8cda279d2b4ac93569cd8662b85d20f26d11492b609f4","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2019-02-14T09:32:13Z","title_canon_sha256":"8477da4ed139220fa2a8dace23726958496f8858c83fef0ad27cc4c6e96923e6"},"schema_version":"1.0","source":{"id":"1902.05278","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1902.05278","created_at":"2026-05-17T23:54:01Z"},{"alias_kind":"arxiv_version","alias_value":"1902.05278v1","created_at":"2026-05-17T23:54:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1902.05278","created_at":"2026-05-17T23:54:01Z"},{"alias_kind":"pith_short_12","alias_value":"J4Z3PF3HIXQH","created_at":"2026-05-18T12:33:18Z"},{"alias_kind":"pith_short_16","alias_value":"J4Z3PF3HIXQHTZQP","created_at":"2026-05-18T12:33:18Z"},{"alias_kind":"pith_short_8","alias_value":"J4Z3PF3H","created_at":"2026-05-18T12:33:18Z"}],"graph_snapshots":[{"event_id":"sha256:7cc9e92ff111af3cac588ba22521e011c734d618b31da262b87886f430334302","target":"graph","created_at":"2026-05-17T23:54:01Z","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":"Ice plasticity has been thoroughly studied, owing to its importance in glaciers and ice sheets dynamics. In particular, its anisotropy (easy basal slip) has been suspected for a long time, then fully characterized 40 years ago. More recently emerged the interest of ice as a model material to study some fundamental aspects of crystalline plasticity. An example is the nature of plastic fluctuations and collective dislocation dynamics. 20 years ago, acoustic emission measurements performed during the deformation of ice single crystals revealed that plastic flow proceeds through intermittent dislo","authors_text":"Jerome Weiss","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2019-02-14T09:32:13Z","title":"Ice : The paradigm of wild plasticity"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1902.05278","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":"sha256:576440a190d2fe31de7a7093096bbfbb27c0a2d093eb56996acbaae78be469fe","target":"record","created_at":"2026-05-17T23:54:01Z","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":"e566965e8ad9e336eaa8cda279d2b4ac93569cd8662b85d20f26d11492b609f4","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2019-02-14T09:32:13Z","title_canon_sha256":"8477da4ed139220fa2a8dace23726958496f8858c83fef0ad27cc4c6e96923e6"},"schema_version":"1.0","source":{"id":"1902.05278","kind":"arxiv","version":1}},"canonical_sha256":"4f33b7976745e079e60f899b3d7b0253016bdedb932adedc2f5df58c41db25fe","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"4f33b7976745e079e60f899b3d7b0253016bdedb932adedc2f5df58c41db25fe","first_computed_at":"2026-05-17T23:54:01.410550Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:54:01.410550Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"SduwGIfFZZwnabRs9XDvmSz+V0LyvEyW0bEhicCU8h/R+Vb4PNpQ/Yx33DlSQ0pWxEfBnCnz7L5KXNWMBpoGBQ==","signature_status":"signed_v1","signed_at":"2026-05-17T23:54:01.411305Z","signed_message":"canonical_sha256_bytes"},"source_id":"1902.05278","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:576440a190d2fe31de7a7093096bbfbb27c0a2d093eb56996acbaae78be469fe","sha256:7cc9e92ff111af3cac588ba22521e011c734d618b31da262b87886f430334302"],"state_sha256":"316580b59668ce6a4d8c260a5dae52e0330ae733e5d624f9cd8e680f404b8237"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ZHYoYn3nEaptQjxMbGOTlTpvVG962e7l4jA10QT5nsT8X/78fFfViv87IfKcf3D8Mjah1nL/zkntZ2y+5csMCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-20T06:25:02.391436Z","bundle_sha256":"c5beb083d3409fdcc2194095770379d7b93f5eb3ee5d7033a62a90d2860d5c7c"}}