{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:L4HZAF63XEBL6DVZQWY6QN45WG","short_pith_number":"pith:L4HZAF63","canonical_record":{"source":{"id":"1803.05905","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2018-03-14T20:44:55Z","cross_cats_sorted":[],"title_canon_sha256":"54ad68a542ff8787e3c6ead779dd0911f77896dd1b321ab9e575ccae3bcc912d","abstract_canon_sha256":"f0b6291b093b7f41ec02f12e8c70e4ea128f2bc3a0e8f3230038fd18bf8420ec"},"schema_version":"1.0"},"canonical_sha256":"5f0f9017dbb902bf0eb985b1e8379db1baa6e296695652c87c4f19bd56392e93","source":{"kind":"arxiv","id":"1803.05905","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1803.05905","created_at":"2026-05-18T00:20:51Z"},{"alias_kind":"arxiv_version","alias_value":"1803.05905v1","created_at":"2026-05-18T00:20:51Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1803.05905","created_at":"2026-05-18T00:20:51Z"},{"alias_kind":"pith_short_12","alias_value":"L4HZAF63XEBL","created_at":"2026-05-18T12:32:33Z"},{"alias_kind":"pith_short_16","alias_value":"L4HZAF63XEBL6DVZ","created_at":"2026-05-18T12:32:33Z"},{"alias_kind":"pith_short_8","alias_value":"L4HZAF63","created_at":"2026-05-18T12:32:33Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:L4HZAF63XEBL6DVZQWY6QN45WG","target":"record","payload":{"canonical_record":{"source":{"id":"1803.05905","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2018-03-14T20:44:55Z","cross_cats_sorted":[],"title_canon_sha256":"54ad68a542ff8787e3c6ead779dd0911f77896dd1b321ab9e575ccae3bcc912d","abstract_canon_sha256":"f0b6291b093b7f41ec02f12e8c70e4ea128f2bc3a0e8f3230038fd18bf8420ec"},"schema_version":"1.0"},"canonical_sha256":"5f0f9017dbb902bf0eb985b1e8379db1baa6e296695652c87c4f19bd56392e93","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:20:51.462565Z","signature_b64":"RpXYYTTVtJ6EsAAvRk6FJ02Ox0CmIl+MRIacsozjQAs2zpKgZrXKTQ/LrejCli/JMklImM2gm5FOgfhuNsaRDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5f0f9017dbb902bf0eb985b1e8379db1baa6e296695652c87c4f19bd56392e93","last_reissued_at":"2026-05-18T00:20:51.462057Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:20:51.462057Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1803.05905","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":"2026-05-18T00:20:51Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vV5pKtlGsKKNDg3KN2qK4YRZ6KmQ9jtbjrsgJUHVPAhX/uOicuzt/H30CadfFo4gxUI5wa6kIwGz0FuUDq1kBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T11:19:26.924644Z"},"content_sha256":"8d9e87ad6e527f0611064df2533a9b3c9cb4e0446144bd52b5352a6fb41abca4","schema_version":"1.0","event_id":"sha256:8d9e87ad6e527f0611064df2533a9b3c9cb4e0446144bd52b5352a6fb41abca4"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:L4HZAF63XEBL6DVZQWY6QN45WG","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Critical behavior of the van der Waals bonded ferromagnet Fe$_{3-x}$GeTe$_2$","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"C. Petrovic, V. N. Ivanovski, Yu Liu","submitted_at":"2018-03-14T20:44:55Z","abstract_excerpt":"The critical properties of the single-crystalline van der Waals bonded ferromagnet Fe$_{3-x}$GeTe$_2$ were investigated by bulk dc magnetization around the paramagnetic (PM) to ferromagnetic (FM) phase transition. The Fe$_{3-x}$GeTe$_2$ single crystals grown by self-flux method with Fe deficiency $x \\approx 0.36$ exhibit bulk FM ordering below $T_c = 152$ K. The M\\\"{o}ssbauer spectroscopy was used to provide information on defects and local atomic environment in such crystals. Critical exponents $\\beta = 0.372(4)$ with a critical temperature $T_c = 151.25(5)$ K and $\\gamma = 1.265(15)$ with $T"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1803.05905","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":"2026-05-18T00:20:51Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"idNjiyix++9NC6+PNaKxHLXGagq3OgYTVGqk7Le5iSeWC38B1MFKpxwj564/HbNWv4MF4hWCCKBweMS5NuGlAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T11:19:26.924977Z"},"content_sha256":"7ea7292fa0cd689349dee3c99547e7830593c66408aa56b801e065081865caa0","schema_version":"1.0","event_id":"sha256:7ea7292fa0cd689349dee3c99547e7830593c66408aa56b801e065081865caa0"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/L4HZAF63XEBL6DVZQWY6QN45WG/bundle.json","state_url":"https://pith.science/pith/L4HZAF63XEBL6DVZQWY6QN45WG/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/L4HZAF63XEBL6DVZQWY6QN45WG/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":"2026-06-03T11:19:26Z","links":{"resolver":"https://pith.science/pith/L4HZAF63XEBL6DVZQWY6QN45WG","bundle":"https://pith.science/pith/L4HZAF63XEBL6DVZQWY6QN45WG/bundle.json","state":"https://pith.science/pith/L4HZAF63XEBL6DVZQWY6QN45WG/state.json","well_known_bundle":"https://pith.science/.well-known/pith/L4HZAF63XEBL6DVZQWY6QN45WG/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:L4HZAF63XEBL6DVZQWY6QN45WG","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":"f0b6291b093b7f41ec02f12e8c70e4ea128f2bc3a0e8f3230038fd18bf8420ec","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2018-03-14T20:44:55Z","title_canon_sha256":"54ad68a542ff8787e3c6ead779dd0911f77896dd1b321ab9e575ccae3bcc912d"},"schema_version":"1.0","source":{"id":"1803.05905","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1803.05905","created_at":"2026-05-18T00:20:51Z"},{"alias_kind":"arxiv_version","alias_value":"1803.05905v1","created_at":"2026-05-18T00:20:51Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1803.05905","created_at":"2026-05-18T00:20:51Z"},{"alias_kind":"pith_short_12","alias_value":"L4HZAF63XEBL","created_at":"2026-05-18T12:32:33Z"},{"alias_kind":"pith_short_16","alias_value":"L4HZAF63XEBL6DVZ","created_at":"2026-05-18T12:32:33Z"},{"alias_kind":"pith_short_8","alias_value":"L4HZAF63","created_at":"2026-05-18T12:32:33Z"}],"graph_snapshots":[{"event_id":"sha256:7ea7292fa0cd689349dee3c99547e7830593c66408aa56b801e065081865caa0","target":"graph","created_at":"2026-05-18T00:20:51Z","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 critical properties of the single-crystalline van der Waals bonded ferromagnet Fe$_{3-x}$GeTe$_2$ were investigated by bulk dc magnetization around the paramagnetic (PM) to ferromagnetic (FM) phase transition. The Fe$_{3-x}$GeTe$_2$ single crystals grown by self-flux method with Fe deficiency $x \\approx 0.36$ exhibit bulk FM ordering below $T_c = 152$ K. The M\\\"{o}ssbauer spectroscopy was used to provide information on defects and local atomic environment in such crystals. Critical exponents $\\beta = 0.372(4)$ with a critical temperature $T_c = 151.25(5)$ K and $\\gamma = 1.265(15)$ with $T","authors_text":"C. Petrovic, V. N. Ivanovski, Yu Liu","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2018-03-14T20:44:55Z","title":"Critical behavior of the van der Waals bonded ferromagnet Fe$_{3-x}$GeTe$_2$"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1803.05905","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":"sha256:8d9e87ad6e527f0611064df2533a9b3c9cb4e0446144bd52b5352a6fb41abca4","target":"record","created_at":"2026-05-18T00:20:51Z","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":"f0b6291b093b7f41ec02f12e8c70e4ea128f2bc3a0e8f3230038fd18bf8420ec","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2018-03-14T20:44:55Z","title_canon_sha256":"54ad68a542ff8787e3c6ead779dd0911f77896dd1b321ab9e575ccae3bcc912d"},"schema_version":"1.0","source":{"id":"1803.05905","kind":"arxiv","version":1}},"canonical_sha256":"5f0f9017dbb902bf0eb985b1e8379db1baa6e296695652c87c4f19bd56392e93","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5f0f9017dbb902bf0eb985b1e8379db1baa6e296695652c87c4f19bd56392e93","first_computed_at":"2026-05-18T00:20:51.462057Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:20:51.462057Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"RpXYYTTVtJ6EsAAvRk6FJ02Ox0CmIl+MRIacsozjQAs2zpKgZrXKTQ/LrejCli/JMklImM2gm5FOgfhuNsaRDw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:20:51.462565Z","signed_message":"canonical_sha256_bytes"},"source_id":"1803.05905","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:8d9e87ad6e527f0611064df2533a9b3c9cb4e0446144bd52b5352a6fb41abca4","sha256:7ea7292fa0cd689349dee3c99547e7830593c66408aa56b801e065081865caa0"],"state_sha256":"1531f0dbafa3b2394933193485ad1cc79792159293c455bd2f1354c0965fe3e2"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"pkUSyx1Y4LCNMAzADqmuUj8jH7Rz3SjSsXqID2vR0dF24fKooyLkitJfAtyL7ZF7GSnAAx0kQ3M9Iq/U/cneDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-03T11:19:26.926897Z","bundle_sha256":"0f7e55e45c8d1d421a1c2fe8f096330c49bb8700e191a71417665ba74f12314c"}}