{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:U2DZJCWRXBXTVYZE2KTB2JR2TZ","short_pith_number":"pith:U2DZJCWR","canonical_record":{"source":{"id":"2605.21841","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2026-05-21T00:20:22Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"8f8a166c15f16312e58366754ac12249e2429a417d3c95c83d01079d7d84029e","abstract_canon_sha256":"f36376f1887ac16338bb787e379f4c2557b5199952ba24ff385a89da8f7cd08e"},"schema_version":"1.0"},"canonical_sha256":"a687948ad1b86f3ae324d2a61d263a9e5ab7bf9bcf787f1e02444fdbc2becf33","source":{"kind":"arxiv","id":"2605.21841","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2605.21841","created_at":"2026-05-22T01:04:10Z"},{"alias_kind":"arxiv_version","alias_value":"2605.21841v1","created_at":"2026-05-22T01:04:10Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2605.21841","created_at":"2026-05-22T01:04:10Z"},{"alias_kind":"pith_short_12","alias_value":"U2DZJCWRXBXT","created_at":"2026-05-22T01:04:10Z"},{"alias_kind":"pith_short_16","alias_value":"U2DZJCWRXBXTVYZE","created_at":"2026-05-22T01:04:10Z"},{"alias_kind":"pith_short_8","alias_value":"U2DZJCWR","created_at":"2026-05-22T01:04:10Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:U2DZJCWRXBXTVYZE2KTB2JR2TZ","target":"record","payload":{"canonical_record":{"source":{"id":"2605.21841","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2026-05-21T00:20:22Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"8f8a166c15f16312e58366754ac12249e2429a417d3c95c83d01079d7d84029e","abstract_canon_sha256":"f36376f1887ac16338bb787e379f4c2557b5199952ba24ff385a89da8f7cd08e"},"schema_version":"1.0"},"canonical_sha256":"a687948ad1b86f3ae324d2a61d263a9e5ab7bf9bcf787f1e02444fdbc2becf33","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-22T01:04:10.672909Z","signature_b64":"yPH8jdjqJAAVE0e37mQNyYopBvexz2pQyVpLCTlYqhOKA1jD0CMfJs+CaqNz85i0ZtMlqKzDZbjVlxmosmrHDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a687948ad1b86f3ae324d2a61d263a9e5ab7bf9bcf787f1e02444fdbc2becf33","last_reissued_at":"2026-05-22T01:04:10.672222Z","signature_status":"signed_v1","first_computed_at":"2026-05-22T01:04:10.672222Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2605.21841","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":"2026-05-22T01:04:10Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Z+LQ6+KCVcr3I+mzc00eDe2nFTjp0fwIBiurpjPrqZMMQ1IzBdBNfuT2A/cL6wq3ApDcOLHj6l/GBmZ5PuhgDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T23:40:24.286626Z"},"content_sha256":"73d296dea06cbf48a7b1037eb250a0ea4f6d2a6cb95aafa7c9a3967fb6c04bd6","schema_version":"1.0","event_id":"sha256:73d296dea06cbf48a7b1037eb250a0ea4f6d2a6cb95aafa7c9a3967fb6c04bd6"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:U2DZJCWRXBXTVYZE2KTB2JR2TZ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Effect of Pb Substitution at the Mo site on the Magnetic Properties of the Polar Magnet Fe$_2$Mo$_3$O$_8$","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"cond-mat.str-el","authors_text":"Hideki Kuwahara, Shungo Nakayama, Taichi Ishikawa, Takumi Shirasaki","submitted_at":"2026-05-21T00:20:22Z","abstract_excerpt":"The ternary transition-metal oxide Fe$_2$Mo$_3$O$_8$ is a polar magnet characterized by a layered structure of magnetic Fe honeycomb lattices and non-magnetic Mo kagome lattices. Whereas previous studies have primarily focused on the chemical substitution at the Fe sites to modulate the magnetic properties, the Mo sites have remained largely unexplored due to the strong spin-singlet trimerization of Mo$^{4+}$ ions. In this study, we investigated the effect of substituting non-magnetic Pb$^{4+}$ and Zr$^{4+}$ ions into the Mo sites to intentionally disrupt the Mo trimers. Our results reveal tha"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2605.21841","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/2605.21841/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":"2026-05-22T01:04:10Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"y7/tT0D3zXcphxKVyspBiJ5DnQwuGeNi5UE7I9RK5QYrD5B730UujDq2brnp55NZzZQTNUpF2sy4jLvmVzcHBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T23:40:24.287264Z"},"content_sha256":"7d37a2f458a3c489076abef4f184b5e908a205c59eea88c7611b4ecf70848afb","schema_version":"1.0","event_id":"sha256:7d37a2f458a3c489076abef4f184b5e908a205c59eea88c7611b4ecf70848afb"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/U2DZJCWRXBXTVYZE2KTB2JR2TZ/bundle.json","state_url":"https://pith.science/pith/U2DZJCWRXBXTVYZE2KTB2JR2TZ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/U2DZJCWRXBXTVYZE2KTB2JR2TZ/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":"2026-06-04T23:40:24Z","links":{"resolver":"https://pith.science/pith/U2DZJCWRXBXTVYZE2KTB2JR2TZ","bundle":"https://pith.science/pith/U2DZJCWRXBXTVYZE2KTB2JR2TZ/bundle.json","state":"https://pith.science/pith/U2DZJCWRXBXTVYZE2KTB2JR2TZ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/U2DZJCWRXBXTVYZE2KTB2JR2TZ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:U2DZJCWRXBXTVYZE2KTB2JR2TZ","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":"f36376f1887ac16338bb787e379f4c2557b5199952ba24ff385a89da8f7cd08e","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2026-05-21T00:20:22Z","title_canon_sha256":"8f8a166c15f16312e58366754ac12249e2429a417d3c95c83d01079d7d84029e"},"schema_version":"1.0","source":{"id":"2605.21841","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2605.21841","created_at":"2026-05-22T01:04:10Z"},{"alias_kind":"arxiv_version","alias_value":"2605.21841v1","created_at":"2026-05-22T01:04:10Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2605.21841","created_at":"2026-05-22T01:04:10Z"},{"alias_kind":"pith_short_12","alias_value":"U2DZJCWRXBXT","created_at":"2026-05-22T01:04:10Z"},{"alias_kind":"pith_short_16","alias_value":"U2DZJCWRXBXTVYZE","created_at":"2026-05-22T01:04:10Z"},{"alias_kind":"pith_short_8","alias_value":"U2DZJCWR","created_at":"2026-05-22T01:04:10Z"}],"graph_snapshots":[{"event_id":"sha256:7d37a2f458a3c489076abef4f184b5e908a205c59eea88c7611b4ecf70848afb","target":"graph","created_at":"2026-05-22T01:04:10Z","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/2605.21841/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The ternary transition-metal oxide Fe$_2$Mo$_3$O$_8$ is a polar magnet characterized by a layered structure of magnetic Fe honeycomb lattices and non-magnetic Mo kagome lattices. Whereas previous studies have primarily focused on the chemical substitution at the Fe sites to modulate the magnetic properties, the Mo sites have remained largely unexplored due to the strong spin-singlet trimerization of Mo$^{4+}$ ions. In this study, we investigated the effect of substituting non-magnetic Pb$^{4+}$ and Zr$^{4+}$ ions into the Mo sites to intentionally disrupt the Mo trimers. Our results reveal tha","authors_text":"Hideki Kuwahara, Shungo Nakayama, Taichi Ishikawa, Takumi Shirasaki","cross_cats":["cond-mat.mtrl-sci"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2026-05-21T00:20:22Z","title":"Effect of Pb Substitution at the Mo site on the Magnetic Properties of the Polar Magnet Fe$_2$Mo$_3$O$_8$"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2605.21841","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":"sha256:73d296dea06cbf48a7b1037eb250a0ea4f6d2a6cb95aafa7c9a3967fb6c04bd6","target":"record","created_at":"2026-05-22T01:04:10Z","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":"f36376f1887ac16338bb787e379f4c2557b5199952ba24ff385a89da8f7cd08e","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2026-05-21T00:20:22Z","title_canon_sha256":"8f8a166c15f16312e58366754ac12249e2429a417d3c95c83d01079d7d84029e"},"schema_version":"1.0","source":{"id":"2605.21841","kind":"arxiv","version":1}},"canonical_sha256":"a687948ad1b86f3ae324d2a61d263a9e5ab7bf9bcf787f1e02444fdbc2becf33","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a687948ad1b86f3ae324d2a61d263a9e5ab7bf9bcf787f1e02444fdbc2becf33","first_computed_at":"2026-05-22T01:04:10.672222Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-22T01:04:10.672222Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"yPH8jdjqJAAVE0e37mQNyYopBvexz2pQyVpLCTlYqhOKA1jD0CMfJs+CaqNz85i0ZtMlqKzDZbjVlxmosmrHDw==","signature_status":"signed_v1","signed_at":"2026-05-22T01:04:10.672909Z","signed_message":"canonical_sha256_bytes"},"source_id":"2605.21841","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:73d296dea06cbf48a7b1037eb250a0ea4f6d2a6cb95aafa7c9a3967fb6c04bd6","sha256:7d37a2f458a3c489076abef4f184b5e908a205c59eea88c7611b4ecf70848afb"],"state_sha256":"b8b5b81bf4fd7342afb578bbf3635b32f3cbe571626696ade457d11fc3a3b60a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Tt4REIIlYea7Hd+CJdpxUB89Rh7nJR8MQFtqYLRmCRFswEGwvwD+yFJA+6UH0DGtsGyVIN0LUNHqzt3VpL73CQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-04T23:40:24.290898Z","bundle_sha256":"763b696d814417c1a337a5dc167f446b6cd090c1077f5fd2f97f6f12b434c855"}}