{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:BH3B5R4DPEBFQTOQBVCZTXOA4R","short_pith_number":"pith:BH3B5R4D","canonical_record":{"source":{"id":"1211.2976","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2012-11-13T13:04:25Z","cross_cats_sorted":["cond-mat.other"],"title_canon_sha256":"c865e33ad66d45aee9026c93086cb817dc29bf96db3a03311d42b84409403062","abstract_canon_sha256":"6f921724219e08515e1357b1abdd3eff1a7a5f835278af257f39c059760dae5d"},"schema_version":"1.0"},"canonical_sha256":"09f61ec7837902584dd00d4599ddc0e46cad486847ec101c142067ee143d1899","source":{"kind":"arxiv","id":"1211.2976","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1211.2976","created_at":"2026-05-18T01:53:16Z"},{"alias_kind":"arxiv_version","alias_value":"1211.2976v2","created_at":"2026-05-18T01:53:16Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1211.2976","created_at":"2026-05-18T01:53:16Z"},{"alias_kind":"pith_short_12","alias_value":"BH3B5R4DPEBF","created_at":"2026-05-18T12:26:58Z"},{"alias_kind":"pith_short_16","alias_value":"BH3B5R4DPEBFQTOQ","created_at":"2026-05-18T12:26:58Z"},{"alias_kind":"pith_short_8","alias_value":"BH3B5R4D","created_at":"2026-05-18T12:26:58Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:BH3B5R4DPEBFQTOQBVCZTXOA4R","target":"record","payload":{"canonical_record":{"source":{"id":"1211.2976","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2012-11-13T13:04:25Z","cross_cats_sorted":["cond-mat.other"],"title_canon_sha256":"c865e33ad66d45aee9026c93086cb817dc29bf96db3a03311d42b84409403062","abstract_canon_sha256":"6f921724219e08515e1357b1abdd3eff1a7a5f835278af257f39c059760dae5d"},"schema_version":"1.0"},"canonical_sha256":"09f61ec7837902584dd00d4599ddc0e46cad486847ec101c142067ee143d1899","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:53:16.254404Z","signature_b64":"sX1l6PJltKmc79sUTjbIJ+Y04feS/LFgX2BkWgRmVPZzw2QXX2cgDCACg3vwIzCvdmOtocPTzdW984W8N6OACg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"09f61ec7837902584dd00d4599ddc0e46cad486847ec101c142067ee143d1899","last_reissued_at":"2026-05-18T01:53:16.253877Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:53:16.253877Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1211.2976","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":"2026-05-18T01:53:16Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"OFa4e2V/r7L+q/ZiSVVdRa4i6wGqya9IECjgIzeqbEV2VJWNcf+Nk01VjnYWP1+IyjxrVNDWGFfiMxdkP6uyDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T04:44:48.094809Z"},"content_sha256":"36159e239e741e565ced3cb14192a9547279e6139a07e929a05d94550b6c1e04","schema_version":"1.0","event_id":"sha256:36159e239e741e565ced3cb14192a9547279e6139a07e929a05d94550b6c1e04"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:BH3B5R4DPEBFQTOQBVCZTXOA4R","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The giant plasticity of a quantum crystal","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.other"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Andrew D. Fefferman, Ariel Haziot, John R. Beamish, S\\'ebastien Balibar, Xavier Rojas","submitted_at":"2012-11-13T13:04:25Z","abstract_excerpt":"When submitted to large stresses at high temperature, usual crystals may irreversibly deform. This phenomenon is known as plasticity and it is due to the motion of crystal defects such as dislocations. We have discovered that, in the absence of impurities and in the zero temperature limit, helium 4 crystals present a giant plasticity that is anisotropic and reversible. Direct measurements on oriented single crystals show that their resistance to shear nearly vanishes in one particular direction because dislocations glide freely parallel to the basal planes of the hexagonal structure. This plas"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1211.2976","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":"2026-05-18T01:53:16Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Olgz1hX/I3rFvRcxTa2mCVnMZohzzt0nSEvSqedQAOy4oej/uW9fFWUWUWN3P8T8d76RT/DmSc+buMs5UOSyBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T04:44:48.095483Z"},"content_sha256":"9a73250c89e76f134bae3c5027fee70e0c4e6c959e17a54bd1cd91fa02181390","schema_version":"1.0","event_id":"sha256:9a73250c89e76f134bae3c5027fee70e0c4e6c959e17a54bd1cd91fa02181390"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/BH3B5R4DPEBFQTOQBVCZTXOA4R/bundle.json","state_url":"https://pith.science/pith/BH3B5R4DPEBFQTOQBVCZTXOA4R/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/BH3B5R4DPEBFQTOQBVCZTXOA4R/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":"2026-06-04T04:44:48Z","links":{"resolver":"https://pith.science/pith/BH3B5R4DPEBFQTOQBVCZTXOA4R","bundle":"https://pith.science/pith/BH3B5R4DPEBFQTOQBVCZTXOA4R/bundle.json","state":"https://pith.science/pith/BH3B5R4DPEBFQTOQBVCZTXOA4R/state.json","well_known_bundle":"https://pith.science/.well-known/pith/BH3B5R4DPEBFQTOQBVCZTXOA4R/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:BH3B5R4DPEBFQTOQBVCZTXOA4R","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":"6f921724219e08515e1357b1abdd3eff1a7a5f835278af257f39c059760dae5d","cross_cats_sorted":["cond-mat.other"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2012-11-13T13:04:25Z","title_canon_sha256":"c865e33ad66d45aee9026c93086cb817dc29bf96db3a03311d42b84409403062"},"schema_version":"1.0","source":{"id":"1211.2976","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1211.2976","created_at":"2026-05-18T01:53:16Z"},{"alias_kind":"arxiv_version","alias_value":"1211.2976v2","created_at":"2026-05-18T01:53:16Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1211.2976","created_at":"2026-05-18T01:53:16Z"},{"alias_kind":"pith_short_12","alias_value":"BH3B5R4DPEBF","created_at":"2026-05-18T12:26:58Z"},{"alias_kind":"pith_short_16","alias_value":"BH3B5R4DPEBFQTOQ","created_at":"2026-05-18T12:26:58Z"},{"alias_kind":"pith_short_8","alias_value":"BH3B5R4D","created_at":"2026-05-18T12:26:58Z"}],"graph_snapshots":[{"event_id":"sha256:9a73250c89e76f134bae3c5027fee70e0c4e6c959e17a54bd1cd91fa02181390","target":"graph","created_at":"2026-05-18T01:53:16Z","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":"When submitted to large stresses at high temperature, usual crystals may irreversibly deform. This phenomenon is known as plasticity and it is due to the motion of crystal defects such as dislocations. We have discovered that, in the absence of impurities and in the zero temperature limit, helium 4 crystals present a giant plasticity that is anisotropic and reversible. Direct measurements on oriented single crystals show that their resistance to shear nearly vanishes in one particular direction because dislocations glide freely parallel to the basal planes of the hexagonal structure. This plas","authors_text":"Andrew D. Fefferman, Ariel Haziot, John R. Beamish, S\\'ebastien Balibar, Xavier Rojas","cross_cats":["cond-mat.other"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2012-11-13T13:04:25Z","title":"The giant plasticity of a quantum crystal"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1211.2976","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":"sha256:36159e239e741e565ced3cb14192a9547279e6139a07e929a05d94550b6c1e04","target":"record","created_at":"2026-05-18T01:53:16Z","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":"6f921724219e08515e1357b1abdd3eff1a7a5f835278af257f39c059760dae5d","cross_cats_sorted":["cond-mat.other"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2012-11-13T13:04:25Z","title_canon_sha256":"c865e33ad66d45aee9026c93086cb817dc29bf96db3a03311d42b84409403062"},"schema_version":"1.0","source":{"id":"1211.2976","kind":"arxiv","version":2}},"canonical_sha256":"09f61ec7837902584dd00d4599ddc0e46cad486847ec101c142067ee143d1899","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"09f61ec7837902584dd00d4599ddc0e46cad486847ec101c142067ee143d1899","first_computed_at":"2026-05-18T01:53:16.253877Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:53:16.253877Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"sX1l6PJltKmc79sUTjbIJ+Y04feS/LFgX2BkWgRmVPZzw2QXX2cgDCACg3vwIzCvdmOtocPTzdW984W8N6OACg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:53:16.254404Z","signed_message":"canonical_sha256_bytes"},"source_id":"1211.2976","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:36159e239e741e565ced3cb14192a9547279e6139a07e929a05d94550b6c1e04","sha256:9a73250c89e76f134bae3c5027fee70e0c4e6c959e17a54bd1cd91fa02181390"],"state_sha256":"73e006012ba3206b44c9986d29038353cfee3757623d86a83721f8da6d78960a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FQswXxFIaLXRBZgRZ4fw09FEgkviFXO9f/5eVDnmJ4pSarG5jDtbyk5zpl92HAuXCHA1VuKFhvBjcynLPMkoCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-04T04:44:48.099158Z","bundle_sha256":"39b632c9d8ab1bd2ec72df39f7d59490732460812b008d2873fc460c37402324"}}