{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:PV6PVFUKOOHGYLFRJI3QNQJI27","short_pith_number":"pith:PV6PVFUK","canonical_record":{"source":{"id":"1908.08335","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2019-08-22T12:31:51Z","cross_cats_sorted":[],"title_canon_sha256":"c1c0cfe95961a386715d2576b8f7c9e83d9ccaf95f224a8759b7bca35b434291","abstract_canon_sha256":"52934d4c369927ac1bebcd49ab6e59c6fca9d6d305bf31a8fdae7d1ddd781d1b"},"schema_version":"1.0"},"canonical_sha256":"7d7cfa968a738e6c2cb14a3706c128d7fda357fcfe8dda52f66cf61a7a39067a","source":{"kind":"arxiv","id":"1908.08335","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1908.08335","created_at":"2026-07-05T00:31:16Z"},{"alias_kind":"arxiv_version","alias_value":"1908.08335v3","created_at":"2026-07-05T00:31:16Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1908.08335","created_at":"2026-07-05T00:31:16Z"},{"alias_kind":"pith_short_12","alias_value":"PV6PVFUKOOHG","created_at":"2026-07-05T00:31:16Z"},{"alias_kind":"pith_short_16","alias_value":"PV6PVFUKOOHGYLFR","created_at":"2026-07-05T00:31:16Z"},{"alias_kind":"pith_short_8","alias_value":"PV6PVFUK","created_at":"2026-07-05T00:31:16Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:PV6PVFUKOOHGYLFRJI3QNQJI27","target":"record","payload":{"canonical_record":{"source":{"id":"1908.08335","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2019-08-22T12:31:51Z","cross_cats_sorted":[],"title_canon_sha256":"c1c0cfe95961a386715d2576b8f7c9e83d9ccaf95f224a8759b7bca35b434291","abstract_canon_sha256":"52934d4c369927ac1bebcd49ab6e59c6fca9d6d305bf31a8fdae7d1ddd781d1b"},"schema_version":"1.0"},"canonical_sha256":"7d7cfa968a738e6c2cb14a3706c128d7fda357fcfe8dda52f66cf61a7a39067a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:31:16.267423Z","signature_b64":"Vg9E/Sl231/iqGhSnawWYOF7jbiW4TFSHZhtQSTso3DoEZc5ibGe2JlsxwZcuRtLn9l38csxTAZZgbEBxrrVAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7d7cfa968a738e6c2cb14a3706c128d7fda357fcfe8dda52f66cf61a7a39067a","last_reissued_at":"2026-07-05T00:31:16.266952Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:31:16.266952Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1908.08335","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T00:31:16Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+pSAHs8kC88srxbJ7np6UKJHNTk54elja0vEf224P4pXkuAILBuRdPqluHjncdshTGrFKpVKPToFD4vKWPC9Ag==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-15T06:02:42.097063Z"},"content_sha256":"61e9a7ce163640798d4e38c5e6ce29ae7a94b1230ee861ac8702d1e5765b12dc","schema_version":"1.0","event_id":"sha256:61e9a7ce163640798d4e38c5e6ce29ae7a94b1230ee861ac8702d1e5765b12dc"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:PV6PVFUKOOHGYLFRJI3QNQJI27","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Quantum liquid with strong orbital fluctuations: the case of a pyroxene family","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"A. Feiguin, A. M. Tsvelik, E. S. Bozin, Weiguo Yin","submitted_at":"2019-08-22T12:31:51Z","abstract_excerpt":"We discuss quasi one-dimensional magnetic Mott insulators of the pyroxene family where spin and orbital degrees of freedom remain tightly bound. We analyze their excitation spectrum and outline the conditions under which the orbital degrees of freedom become liberated so that the excitations become dispersive and the spectral weight shifts to energies much smaller than the exchange integral."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1908.08335","kind":"arxiv","version":3},"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/1908.08335/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":"2026-07-05T00:31:16Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"JlsOh+iFuw6v+0XXVdKBV7yKpB+fkaRYcLQgSHgZvCp+7bxp5FWkZHkWvJQIG3WW8r3ajjTbW30Jd/Qqm526DA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-15T06:02:42.097563Z"},"content_sha256":"aa34f8e988d106513c8913a6c2463acf42da12bcfe25dc49a51b878967f89ccf","schema_version":"1.0","event_id":"sha256:aa34f8e988d106513c8913a6c2463acf42da12bcfe25dc49a51b878967f89ccf"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/PV6PVFUKOOHGYLFRJI3QNQJI27/bundle.json","state_url":"https://pith.science/pith/PV6PVFUKOOHGYLFRJI3QNQJI27/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/PV6PVFUKOOHGYLFRJI3QNQJI27/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":"2026-08-15T06:02:42Z","links":{"resolver":"https://pith.science/pith/PV6PVFUKOOHGYLFRJI3QNQJI27","bundle":"https://pith.science/pith/PV6PVFUKOOHGYLFRJI3QNQJI27/bundle.json","state":"https://pith.science/pith/PV6PVFUKOOHGYLFRJI3QNQJI27/state.json","well_known_bundle":"https://pith.science/.well-known/pith/PV6PVFUKOOHGYLFRJI3QNQJI27/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:PV6PVFUKOOHGYLFRJI3QNQJI27","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":"52934d4c369927ac1bebcd49ab6e59c6fca9d6d305bf31a8fdae7d1ddd781d1b","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2019-08-22T12:31:51Z","title_canon_sha256":"c1c0cfe95961a386715d2576b8f7c9e83d9ccaf95f224a8759b7bca35b434291"},"schema_version":"1.0","source":{"id":"1908.08335","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1908.08335","created_at":"2026-07-05T00:31:16Z"},{"alias_kind":"arxiv_version","alias_value":"1908.08335v3","created_at":"2026-07-05T00:31:16Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1908.08335","created_at":"2026-07-05T00:31:16Z"},{"alias_kind":"pith_short_12","alias_value":"PV6PVFUKOOHG","created_at":"2026-07-05T00:31:16Z"},{"alias_kind":"pith_short_16","alias_value":"PV6PVFUKOOHGYLFR","created_at":"2026-07-05T00:31:16Z"},{"alias_kind":"pith_short_8","alias_value":"PV6PVFUK","created_at":"2026-07-05T00:31:16Z"}],"graph_snapshots":[{"event_id":"sha256:aa34f8e988d106513c8913a6c2463acf42da12bcfe25dc49a51b878967f89ccf","target":"graph","created_at":"2026-07-05T00:31:16Z","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/1908.08335/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We discuss quasi one-dimensional magnetic Mott insulators of the pyroxene family where spin and orbital degrees of freedom remain tightly bound. We analyze their excitation spectrum and outline the conditions under which the orbital degrees of freedom become liberated so that the excitations become dispersive and the spectral weight shifts to energies much smaller than the exchange integral.","authors_text":"A. Feiguin, A. M. Tsvelik, E. S. Bozin, Weiguo Yin","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2019-08-22T12:31:51Z","title":"Quantum liquid with strong orbital fluctuations: the case of a pyroxene family"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1908.08335","kind":"arxiv","version":3},"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":"sha256:61e9a7ce163640798d4e38c5e6ce29ae7a94b1230ee861ac8702d1e5765b12dc","target":"record","created_at":"2026-07-05T00:31:16Z","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":"52934d4c369927ac1bebcd49ab6e59c6fca9d6d305bf31a8fdae7d1ddd781d1b","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2019-08-22T12:31:51Z","title_canon_sha256":"c1c0cfe95961a386715d2576b8f7c9e83d9ccaf95f224a8759b7bca35b434291"},"schema_version":"1.0","source":{"id":"1908.08335","kind":"arxiv","version":3}},"canonical_sha256":"7d7cfa968a738e6c2cb14a3706c128d7fda357fcfe8dda52f66cf61a7a39067a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7d7cfa968a738e6c2cb14a3706c128d7fda357fcfe8dda52f66cf61a7a39067a","first_computed_at":"2026-07-05T00:31:16.266952Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T00:31:16.266952Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Vg9E/Sl231/iqGhSnawWYOF7jbiW4TFSHZhtQSTso3DoEZc5ibGe2JlsxwZcuRtLn9l38csxTAZZgbEBxrrVAw==","signature_status":"signed_v1","signed_at":"2026-07-05T00:31:16.267423Z","signed_message":"canonical_sha256_bytes"},"source_id":"1908.08335","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:61e9a7ce163640798d4e38c5e6ce29ae7a94b1230ee861ac8702d1e5765b12dc","sha256:aa34f8e988d106513c8913a6c2463acf42da12bcfe25dc49a51b878967f89ccf"],"state_sha256":"10eed65296ca9750b96d5962a4cb1e90a9b1755fdf4970611cf0bb89d8cce458"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"yJNwOh5RNa3A4cE8dGovp3p3qhquJ+G9K5TBFsc9kfQ4sAeTpHYeogTMgLUk+HolG+OxNyJBadlhKTkLSVDdAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-15T06:02:42.101460Z","bundle_sha256":"26da30b4066404b20c3ca201ff0198d050d12c9447bf88081354ce4f6e03c9e4"}}