{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2010:RPODGR33JVKLHKKZ4XHJUW6TAW","short_pith_number":"pith:RPODGR33","canonical_record":{"source":{"id":"1005.4402","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2010-05-24T19:28:57Z","cross_cats_sorted":[],"title_canon_sha256":"6201a40eafa7adf5c9f3f66ca32eba6ed86cffbfee1db3e7e5e96dd1a79eb7ba","abstract_canon_sha256":"a7f13c05d4727750312fe0faa9cafbee3bdf0d6d9349c80ecab5532bf5917745"},"schema_version":"1.0"},"canonical_sha256":"8bdc33477b4d54b3a959e5ce9a5bd305a7a14dbf3417c806f830d89ff9db8d73","source":{"kind":"arxiv","id":"1005.4402","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1005.4402","created_at":"2026-05-18T04:40:21Z"},{"alias_kind":"arxiv_version","alias_value":"1005.4402v1","created_at":"2026-05-18T04:40:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1005.4402","created_at":"2026-05-18T04:40:21Z"},{"alias_kind":"pith_short_12","alias_value":"RPODGR33JVKL","created_at":"2026-05-18T12:26:13Z"},{"alias_kind":"pith_short_16","alias_value":"RPODGR33JVKLHKKZ","created_at":"2026-05-18T12:26:13Z"},{"alias_kind":"pith_short_8","alias_value":"RPODGR33","created_at":"2026-05-18T12:26:13Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2010:RPODGR33JVKLHKKZ4XHJUW6TAW","target":"record","payload":{"canonical_record":{"source":{"id":"1005.4402","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2010-05-24T19:28:57Z","cross_cats_sorted":[],"title_canon_sha256":"6201a40eafa7adf5c9f3f66ca32eba6ed86cffbfee1db3e7e5e96dd1a79eb7ba","abstract_canon_sha256":"a7f13c05d4727750312fe0faa9cafbee3bdf0d6d9349c80ecab5532bf5917745"},"schema_version":"1.0"},"canonical_sha256":"8bdc33477b4d54b3a959e5ce9a5bd305a7a14dbf3417c806f830d89ff9db8d73","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:40:21.554134Z","signature_b64":"voThZ5S3jKO56tLOq13ZETSwCnCJPr1cvy6HCQT4pWgGThQqMWqUOkfJuzQIK/SsjQYuMi1qlEPqenc86I2RCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8bdc33477b4d54b3a959e5ce9a5bd305a7a14dbf3417c806f830d89ff9db8d73","last_reissued_at":"2026-05-18T04:40:21.553459Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:40:21.553459Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1005.4402","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":"2026-05-18T04:40:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"JZ6xTc++IOET5zjwBqztDur5aHQumUy8XSS8sjtfladYkez/+SLY7emWiwa48FhRNtWFW2R/t40b+mvQ7sDmDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T06:14:14.208179Z"},"content_sha256":"403e3c6b462e1d4af64d54e9fd36c328f7ef6e730056602b69f192115dd7f16b","schema_version":"1.0","event_id":"sha256:403e3c6b462e1d4af64d54e9fd36c328f7ef6e730056602b69f192115dd7f16b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2010:RPODGR33JVKLHKKZ4XHJUW6TAW","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Direct observation of paramagnons in palladium","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"C. D. Frost, H. A. Mook, J. R. Thompson, Pengcheng Dai, R. Doubble, S. M. Hayden","submitted_at":"2010-05-24T19:28:57Z","abstract_excerpt":"We report an inelastic neutron scattering study of the spin fluctuations in the nearly-ferromagnetic element palladium. Dispersive over-damped collective magnetic excitations or ``paramagnons'' are observed up to 128 meV. We analyze our results in terms of a Moriya-Lonzarich-type spin fluctuation model and estimate the contribution of the spin fluctuations to the low temperature heat capacity. In spite of the paramagnon excitations being relatively strong, their relaxation rates are large. This leads to a small contribution to the low-temperature electronic specific heat."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1005.4402","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":"2026-05-18T04:40:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"eiPszvN+yCSuZuOZuuo3wvdcY9p/HJkaB/4qp1ZzMOtrpf1WW2kEeqdS738FoAj/3d4jdAozqFRdNoYJqLLqBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T06:14:14.208545Z"},"content_sha256":"2c980270ac1b9d3125efc08e66c7a7d6ee384ed9ea160ce5da29e0f6b0d2a759","schema_version":"1.0","event_id":"sha256:2c980270ac1b9d3125efc08e66c7a7d6ee384ed9ea160ce5da29e0f6b0d2a759"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/RPODGR33JVKLHKKZ4XHJUW6TAW/bundle.json","state_url":"https://pith.science/pith/RPODGR33JVKLHKKZ4XHJUW6TAW/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/RPODGR33JVKLHKKZ4XHJUW6TAW/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":"2026-06-03T06:14:14Z","links":{"resolver":"https://pith.science/pith/RPODGR33JVKLHKKZ4XHJUW6TAW","bundle":"https://pith.science/pith/RPODGR33JVKLHKKZ4XHJUW6TAW/bundle.json","state":"https://pith.science/pith/RPODGR33JVKLHKKZ4XHJUW6TAW/state.json","well_known_bundle":"https://pith.science/.well-known/pith/RPODGR33JVKLHKKZ4XHJUW6TAW/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:RPODGR33JVKLHKKZ4XHJUW6TAW","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":"a7f13c05d4727750312fe0faa9cafbee3bdf0d6d9349c80ecab5532bf5917745","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2010-05-24T19:28:57Z","title_canon_sha256":"6201a40eafa7adf5c9f3f66ca32eba6ed86cffbfee1db3e7e5e96dd1a79eb7ba"},"schema_version":"1.0","source":{"id":"1005.4402","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1005.4402","created_at":"2026-05-18T04:40:21Z"},{"alias_kind":"arxiv_version","alias_value":"1005.4402v1","created_at":"2026-05-18T04:40:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1005.4402","created_at":"2026-05-18T04:40:21Z"},{"alias_kind":"pith_short_12","alias_value":"RPODGR33JVKL","created_at":"2026-05-18T12:26:13Z"},{"alias_kind":"pith_short_16","alias_value":"RPODGR33JVKLHKKZ","created_at":"2026-05-18T12:26:13Z"},{"alias_kind":"pith_short_8","alias_value":"RPODGR33","created_at":"2026-05-18T12:26:13Z"}],"graph_snapshots":[{"event_id":"sha256:2c980270ac1b9d3125efc08e66c7a7d6ee384ed9ea160ce5da29e0f6b0d2a759","target":"graph","created_at":"2026-05-18T04:40:21Z","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":"We report an inelastic neutron scattering study of the spin fluctuations in the nearly-ferromagnetic element palladium. Dispersive over-damped collective magnetic excitations or ``paramagnons'' are observed up to 128 meV. We analyze our results in terms of a Moriya-Lonzarich-type spin fluctuation model and estimate the contribution of the spin fluctuations to the low temperature heat capacity. In spite of the paramagnon excitations being relatively strong, their relaxation rates are large. This leads to a small contribution to the low-temperature electronic specific heat.","authors_text":"C. D. Frost, H. A. Mook, J. R. Thompson, Pengcheng Dai, R. Doubble, S. M. Hayden","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2010-05-24T19:28:57Z","title":"Direct observation of paramagnons in palladium"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1005.4402","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":"sha256:403e3c6b462e1d4af64d54e9fd36c328f7ef6e730056602b69f192115dd7f16b","target":"record","created_at":"2026-05-18T04:40:21Z","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":"a7f13c05d4727750312fe0faa9cafbee3bdf0d6d9349c80ecab5532bf5917745","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2010-05-24T19:28:57Z","title_canon_sha256":"6201a40eafa7adf5c9f3f66ca32eba6ed86cffbfee1db3e7e5e96dd1a79eb7ba"},"schema_version":"1.0","source":{"id":"1005.4402","kind":"arxiv","version":1}},"canonical_sha256":"8bdc33477b4d54b3a959e5ce9a5bd305a7a14dbf3417c806f830d89ff9db8d73","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8bdc33477b4d54b3a959e5ce9a5bd305a7a14dbf3417c806f830d89ff9db8d73","first_computed_at":"2026-05-18T04:40:21.553459Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:40:21.553459Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"voThZ5S3jKO56tLOq13ZETSwCnCJPr1cvy6HCQT4pWgGThQqMWqUOkfJuzQIK/SsjQYuMi1qlEPqenc86I2RCw==","signature_status":"signed_v1","signed_at":"2026-05-18T04:40:21.554134Z","signed_message":"canonical_sha256_bytes"},"source_id":"1005.4402","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:403e3c6b462e1d4af64d54e9fd36c328f7ef6e730056602b69f192115dd7f16b","sha256:2c980270ac1b9d3125efc08e66c7a7d6ee384ed9ea160ce5da29e0f6b0d2a759"],"state_sha256":"88f837ea12a43bb7f334729e87d346ee36bde50466868cc15347163ef4e22f33"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6x25ubF/yEY/uIugXLakvzR+rAq5eU80l074908Bij3K+eATqvOb84/aBUxEkrCPfecn5CsPrC79Q1CPZaZ4Cg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-03T06:14:14.210535Z","bundle_sha256":"6514f821a40a955f1ba6bfe571c3e94b52eaf3c879c3cd8d955dac77cdfc9768"}}