{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:ML227WHRF5V4YC2CRIURQV7LRS","short_pith_number":"pith:ML227WHR","canonical_record":{"source":{"id":"1510.00569","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2015-10-02T11:48:51Z","cross_cats_sorted":[],"title_canon_sha256":"166a2e5b798ce59ec3b9c0157e80ef675afad06d9e543aa272f974759238ffb6","abstract_canon_sha256":"3ab84c70e73c198f9c9d1f6f7b6ed009134194de7db42b711e675bc4feec219a"},"schema_version":"1.0"},"canonical_sha256":"62f5afd8f12f6bcc0b428a291857eb8cabcca5d5a32e7764f0d817d1861acab4","source":{"kind":"arxiv","id":"1510.00569","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1510.00569","created_at":"2026-05-18T01:31:12Z"},{"alias_kind":"arxiv_version","alias_value":"1510.00569v1","created_at":"2026-05-18T01:31:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1510.00569","created_at":"2026-05-18T01:31:12Z"},{"alias_kind":"pith_short_12","alias_value":"ML227WHRF5V4","created_at":"2026-05-18T12:29:32Z"},{"alias_kind":"pith_short_16","alias_value":"ML227WHRF5V4YC2C","created_at":"2026-05-18T12:29:32Z"},{"alias_kind":"pith_short_8","alias_value":"ML227WHR","created_at":"2026-05-18T12:29:32Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:ML227WHRF5V4YC2CRIURQV7LRS","target":"record","payload":{"canonical_record":{"source":{"id":"1510.00569","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2015-10-02T11:48:51Z","cross_cats_sorted":[],"title_canon_sha256":"166a2e5b798ce59ec3b9c0157e80ef675afad06d9e543aa272f974759238ffb6","abstract_canon_sha256":"3ab84c70e73c198f9c9d1f6f7b6ed009134194de7db42b711e675bc4feec219a"},"schema_version":"1.0"},"canonical_sha256":"62f5afd8f12f6bcc0b428a291857eb8cabcca5d5a32e7764f0d817d1861acab4","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:31:12.619750Z","signature_b64":"ImGIYfGfvCA9IvZ/H9taK/JfO9acSszwY0o+ldZa/W4VrA6PigsLbSnxgan6Plk3Kq6ChP4NwdWjLoeNDyo5AQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"62f5afd8f12f6bcc0b428a291857eb8cabcca5d5a32e7764f0d817d1861acab4","last_reissued_at":"2026-05-18T01:31:12.619113Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:31:12.619113Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1510.00569","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":"2026-05-18T01:31:12Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"s5ZtoMjabnTB3eyfF8GA7dO3PFDqg4PXmaNYItCqJGAvjwTHsiMH781HhQpzssIRGRm1zFbtIoPhSH/rN2RgDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T01:55:15.477097Z"},"content_sha256":"97a37df054cade36cf715bbc116017c5b04b8deaa62c4831b6aa1a1c00060589","schema_version":"1.0","event_id":"sha256:97a37df054cade36cf715bbc116017c5b04b8deaa62c4831b6aa1a1c00060589"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:ML227WHRF5V4YC2CRIURQV7LRS","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"On the Extraction of Exchange Parameters in Transition-Metal Perovskites","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"A. Furrer, A. Podlesnyak, K. W. Kr\\\"amer","submitted_at":"2015-10-02T11:48:51Z","abstract_excerpt":"The extraction of exchange parameters from measured spin-wave dispersion relations has severe limitations particularly for magnetic compounds such as the transition-metal perovskites, where the nearest-neighbor exchange parameter usually dominates the couplings between the further-distant-neighbor spins. Very precise exchange parameters beyond the nearest-neighbor spins can be obtained by neutron spectroscopic investigations of the magnetic excitation spectra of isolated multimers in magnetically diluted compounds. This is exemplified for manganese trimers in the mixed three- and two-dimension"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1510.00569","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":"2026-05-18T01:31:12Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"58MnDevpLGlfwEEMdh436dTDOXSp3yFb1ZsoQEt/d3+DbfS7bqJg+7gKmXRysoBtzsU8IpSa+ru64V/Tu4hpCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T01:55:15.477802Z"},"content_sha256":"a479b2c2cb9cc449a4bb67d884358fc81b60c4cde89e6ae5fab0787e5c2ade9a","schema_version":"1.0","event_id":"sha256:a479b2c2cb9cc449a4bb67d884358fc81b60c4cde89e6ae5fab0787e5c2ade9a"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ML227WHRF5V4YC2CRIURQV7LRS/bundle.json","state_url":"https://pith.science/pith/ML227WHRF5V4YC2CRIURQV7LRS/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ML227WHRF5V4YC2CRIURQV7LRS/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":"2026-06-04T01:55:15Z","links":{"resolver":"https://pith.science/pith/ML227WHRF5V4YC2CRIURQV7LRS","bundle":"https://pith.science/pith/ML227WHRF5V4YC2CRIURQV7LRS/bundle.json","state":"https://pith.science/pith/ML227WHRF5V4YC2CRIURQV7LRS/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ML227WHRF5V4YC2CRIURQV7LRS/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:ML227WHRF5V4YC2CRIURQV7LRS","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":"3ab84c70e73c198f9c9d1f6f7b6ed009134194de7db42b711e675bc4feec219a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2015-10-02T11:48:51Z","title_canon_sha256":"166a2e5b798ce59ec3b9c0157e80ef675afad06d9e543aa272f974759238ffb6"},"schema_version":"1.0","source":{"id":"1510.00569","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1510.00569","created_at":"2026-05-18T01:31:12Z"},{"alias_kind":"arxiv_version","alias_value":"1510.00569v1","created_at":"2026-05-18T01:31:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1510.00569","created_at":"2026-05-18T01:31:12Z"},{"alias_kind":"pith_short_12","alias_value":"ML227WHRF5V4","created_at":"2026-05-18T12:29:32Z"},{"alias_kind":"pith_short_16","alias_value":"ML227WHRF5V4YC2C","created_at":"2026-05-18T12:29:32Z"},{"alias_kind":"pith_short_8","alias_value":"ML227WHR","created_at":"2026-05-18T12:29:32Z"}],"graph_snapshots":[{"event_id":"sha256:a479b2c2cb9cc449a4bb67d884358fc81b60c4cde89e6ae5fab0787e5c2ade9a","target":"graph","created_at":"2026-05-18T01:31:12Z","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 extraction of exchange parameters from measured spin-wave dispersion relations has severe limitations particularly for magnetic compounds such as the transition-metal perovskites, where the nearest-neighbor exchange parameter usually dominates the couplings between the further-distant-neighbor spins. Very precise exchange parameters beyond the nearest-neighbor spins can be obtained by neutron spectroscopic investigations of the magnetic excitation spectra of isolated multimers in magnetically diluted compounds. This is exemplified for manganese trimers in the mixed three- and two-dimension","authors_text":"A. Furrer, A. Podlesnyak, K. W. Kr\\\"amer","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2015-10-02T11:48:51Z","title":"On the Extraction of Exchange Parameters in Transition-Metal Perovskites"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1510.00569","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":"sha256:97a37df054cade36cf715bbc116017c5b04b8deaa62c4831b6aa1a1c00060589","target":"record","created_at":"2026-05-18T01:31:12Z","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":"3ab84c70e73c198f9c9d1f6f7b6ed009134194de7db42b711e675bc4feec219a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2015-10-02T11:48:51Z","title_canon_sha256":"166a2e5b798ce59ec3b9c0157e80ef675afad06d9e543aa272f974759238ffb6"},"schema_version":"1.0","source":{"id":"1510.00569","kind":"arxiv","version":1}},"canonical_sha256":"62f5afd8f12f6bcc0b428a291857eb8cabcca5d5a32e7764f0d817d1861acab4","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"62f5afd8f12f6bcc0b428a291857eb8cabcca5d5a32e7764f0d817d1861acab4","first_computed_at":"2026-05-18T01:31:12.619113Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:31:12.619113Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ImGIYfGfvCA9IvZ/H9taK/JfO9acSszwY0o+ldZa/W4VrA6PigsLbSnxgan6Plk3Kq6ChP4NwdWjLoeNDyo5AQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:31:12.619750Z","signed_message":"canonical_sha256_bytes"},"source_id":"1510.00569","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:97a37df054cade36cf715bbc116017c5b04b8deaa62c4831b6aa1a1c00060589","sha256:a479b2c2cb9cc449a4bb67d884358fc81b60c4cde89e6ae5fab0787e5c2ade9a"],"state_sha256":"9c6c969b5de77ad42c3bc5f8d528e9c09bbe2ff5c19e244fc074713c05a359d4"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Y6v7RFxjLNFADNgp+pHg0c4JZ0MYbnTdHevV2sIlC0XVmN35xd+sj7Szktqxy1UrHuAkbfzkfqRrpf/LR+2HCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-04T01:55:15.481530Z","bundle_sha256":"9f760a846b94f679b43151718dabc62a834d29d9a33b5c97c9b0ddf506e21b89"}}