{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2022:EKC5P6ITXYJSVE7C3SGJCQYCN3","short_pith_number":"pith:EKC5P6IT","canonical_record":{"source":{"id":"2209.01707","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/publicdomain/zero/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2022-09-04T23:28:20Z","cross_cats_sorted":[],"title_canon_sha256":"391b12c842063c66fb1315759f2a44a6f0a02fa444f25c5498ee4093be18b55b","abstract_canon_sha256":"6de79f773b90c5699ee8e8b5676e43bb537f613d214e09e4cd3a4b6aeed3a23d"},"schema_version":"1.0"},"canonical_sha256":"2285d7f913be132a93e2dc8c9143026eef1fa749089467d64e84972460ed6699","source":{"kind":"arxiv","id":"2209.01707","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2209.01707","created_at":"2026-07-05T04:54:32Z"},{"alias_kind":"arxiv_version","alias_value":"2209.01707v1","created_at":"2026-07-05T04:54:32Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2209.01707","created_at":"2026-07-05T04:54:32Z"},{"alias_kind":"pith_short_12","alias_value":"EKC5P6ITXYJS","created_at":"2026-07-05T04:54:32Z"},{"alias_kind":"pith_short_16","alias_value":"EKC5P6ITXYJSVE7C","created_at":"2026-07-05T04:54:32Z"},{"alias_kind":"pith_short_8","alias_value":"EKC5P6IT","created_at":"2026-07-05T04:54:32Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2022:EKC5P6ITXYJSVE7C3SGJCQYCN3","target":"record","payload":{"canonical_record":{"source":{"id":"2209.01707","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/publicdomain/zero/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2022-09-04T23:28:20Z","cross_cats_sorted":[],"title_canon_sha256":"391b12c842063c66fb1315759f2a44a6f0a02fa444f25c5498ee4093be18b55b","abstract_canon_sha256":"6de79f773b90c5699ee8e8b5676e43bb537f613d214e09e4cd3a4b6aeed3a23d"},"schema_version":"1.0"},"canonical_sha256":"2285d7f913be132a93e2dc8c9143026eef1fa749089467d64e84972460ed6699","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T04:54:32.947768Z","signature_b64":"DOePvDmd49e+7MPedTVUuPhcNTZMRqG6PUCEd+IpA2sjcnRgrz2lqLsFUep+2XnY6i0Q4JX3pO+BqO/5D6Q9AA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2285d7f913be132a93e2dc8c9143026eef1fa749089467d64e84972460ed6699","last_reissued_at":"2026-07-05T04:54:32.947274Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T04:54:32.947274Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2209.01707","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":"2026-07-05T04:54:32Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"nb34iCi4+xaBgO+N5mWFT2CcScfVPYXOEKr5sTFrlOjrnausWNmkFh5UGInv6t66zGdd95Ey/tTIa4qfN0r5DA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T22:26:51.845794Z"},"content_sha256":"372f95f90ad705ea80fcc543fab3fd1ae42c349a97e8d4fb4164bbffefa08865","schema_version":"1.0","event_id":"sha256:372f95f90ad705ea80fcc543fab3fd1ae42c349a97e8d4fb4164bbffefa08865"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2022:EKC5P6ITXYJSVE7C3SGJCQYCN3","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Magnetic phase crossover in strongly correlated EuMn2P2","license":"http://creativecommons.org/publicdomain/zero/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"Christopher Pasco, Claudia Felser, David Vanderbilt, Dominic Ryan, Ivo Heinmaa, Nicodemos Varnava, Nitesh Kumar, N. P. Armitage, Raivo Stern, Riho R\\\"asta, Rishi Bhandia, Tanya Berry, Tyrel M. McQueen, Veronica Stewart, Walter Schnelle","submitted_at":"2022-09-04T23:28:20Z","abstract_excerpt":"Strong electron correlations underlie a plethora of electronic and magnetic components and devices and are often used to identify and probe novel ground states in quantum materials. Herein we report a magnetic phase crossover in EuMn2P2, an insulator which shows Eu antiferromagnetism at TN=17K, but no phase transition attributed to Mn magnetism. The absence of a Mn magnetic phase transition contrasts with the formation of long-range Mn order at T=130K in isoelectronic EuMn2Sb2 and EuMn2As2. Temperature-dependent specific heat and 31P NMR measurements provide evidence for the development of Mn "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2209.01707","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/2209.01707/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":"2026-07-05T04:54:32Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vPiPw05dfTY2qJM9gvbwf5N9UUFZAJzL802uRRjPCdfzCo/tpu8ieSqUIluozRtjPlVZ8kxCb1J15gfYnOYJBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T22:26:51.846271Z"},"content_sha256":"91e3dd080b881572418e9dae17770f947d514ea66fd1664114ceca4eb10762f6","schema_version":"1.0","event_id":"sha256:91e3dd080b881572418e9dae17770f947d514ea66fd1664114ceca4eb10762f6"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/EKC5P6ITXYJSVE7C3SGJCQYCN3/bundle.json","state_url":"https://pith.science/pith/EKC5P6ITXYJSVE7C3SGJCQYCN3/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/EKC5P6ITXYJSVE7C3SGJCQYCN3/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":"2026-08-04T22:26:51Z","links":{"resolver":"https://pith.science/pith/EKC5P6ITXYJSVE7C3SGJCQYCN3","bundle":"https://pith.science/pith/EKC5P6ITXYJSVE7C3SGJCQYCN3/bundle.json","state":"https://pith.science/pith/EKC5P6ITXYJSVE7C3SGJCQYCN3/state.json","well_known_bundle":"https://pith.science/.well-known/pith/EKC5P6ITXYJSVE7C3SGJCQYCN3/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:EKC5P6ITXYJSVE7C3SGJCQYCN3","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":"6de79f773b90c5699ee8e8b5676e43bb537f613d214e09e4cd3a4b6aeed3a23d","cross_cats_sorted":[],"license":"http://creativecommons.org/publicdomain/zero/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2022-09-04T23:28:20Z","title_canon_sha256":"391b12c842063c66fb1315759f2a44a6f0a02fa444f25c5498ee4093be18b55b"},"schema_version":"1.0","source":{"id":"2209.01707","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2209.01707","created_at":"2026-07-05T04:54:32Z"},{"alias_kind":"arxiv_version","alias_value":"2209.01707v1","created_at":"2026-07-05T04:54:32Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2209.01707","created_at":"2026-07-05T04:54:32Z"},{"alias_kind":"pith_short_12","alias_value":"EKC5P6ITXYJS","created_at":"2026-07-05T04:54:32Z"},{"alias_kind":"pith_short_16","alias_value":"EKC5P6ITXYJSVE7C","created_at":"2026-07-05T04:54:32Z"},{"alias_kind":"pith_short_8","alias_value":"EKC5P6IT","created_at":"2026-07-05T04:54:32Z"}],"graph_snapshots":[{"event_id":"sha256:91e3dd080b881572418e9dae17770f947d514ea66fd1664114ceca4eb10762f6","target":"graph","created_at":"2026-07-05T04:54:32Z","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/2209.01707/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Strong electron correlations underlie a plethora of electronic and magnetic components and devices and are often used to identify and probe novel ground states in quantum materials. Herein we report a magnetic phase crossover in EuMn2P2, an insulator which shows Eu antiferromagnetism at TN=17K, but no phase transition attributed to Mn magnetism. The absence of a Mn magnetic phase transition contrasts with the formation of long-range Mn order at T=130K in isoelectronic EuMn2Sb2 and EuMn2As2. Temperature-dependent specific heat and 31P NMR measurements provide evidence for the development of Mn ","authors_text":"Christopher Pasco, Claudia Felser, David Vanderbilt, Dominic Ryan, Ivo Heinmaa, Nicodemos Varnava, Nitesh Kumar, N. P. Armitage, Raivo Stern, Riho R\\\"asta, Rishi Bhandia, Tanya Berry, Tyrel M. McQueen, Veronica Stewart, Walter Schnelle","cross_cats":[],"headline":"","license":"http://creativecommons.org/publicdomain/zero/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2022-09-04T23:28:20Z","title":"Magnetic phase crossover in strongly correlated EuMn2P2"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2209.01707","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":"sha256:372f95f90ad705ea80fcc543fab3fd1ae42c349a97e8d4fb4164bbffefa08865","target":"record","created_at":"2026-07-05T04:54:32Z","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":"6de79f773b90c5699ee8e8b5676e43bb537f613d214e09e4cd3a4b6aeed3a23d","cross_cats_sorted":[],"license":"http://creativecommons.org/publicdomain/zero/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2022-09-04T23:28:20Z","title_canon_sha256":"391b12c842063c66fb1315759f2a44a6f0a02fa444f25c5498ee4093be18b55b"},"schema_version":"1.0","source":{"id":"2209.01707","kind":"arxiv","version":1}},"canonical_sha256":"2285d7f913be132a93e2dc8c9143026eef1fa749089467d64e84972460ed6699","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"2285d7f913be132a93e2dc8c9143026eef1fa749089467d64e84972460ed6699","first_computed_at":"2026-07-05T04:54:32.947274Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T04:54:32.947274Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"DOePvDmd49e+7MPedTVUuPhcNTZMRqG6PUCEd+IpA2sjcnRgrz2lqLsFUep+2XnY6i0Q4JX3pO+BqO/5D6Q9AA==","signature_status":"signed_v1","signed_at":"2026-07-05T04:54:32.947768Z","signed_message":"canonical_sha256_bytes"},"source_id":"2209.01707","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:372f95f90ad705ea80fcc543fab3fd1ae42c349a97e8d4fb4164bbffefa08865","sha256:91e3dd080b881572418e9dae17770f947d514ea66fd1664114ceca4eb10762f6"],"state_sha256":"f94f41a7e84bb75f246380abf21fd1271bc04bee39992107a4b4613a294c2a8c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"p2z2fSuvliY8NhH+LDfmzOkxeHPyjwT19pFFX84RKOOP2nYSIOtWPT3jfQA1okONmI/A3AqkLlXjIje18SsCBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-04T22:26:51.850737Z","bundle_sha256":"8b8a268e264ad73a42da43ad00cde943d10fec14a95f1b0be097b56f7cd2fe11"}}