{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:LLRD33SL7VELJBK22GVZE6FMOF","short_pith_number":"pith:LLRD33SL","canonical_record":{"source":{"id":"1702.05273","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2017-02-17T09:35:43Z","cross_cats_sorted":[],"title_canon_sha256":"cc323d407e0fd803b3fe7514ee51448ac53a74cea141772c79a05c9967fab7b9","abstract_canon_sha256":"838f9353b5c26b021200d962020a456f873c74868352e07cace4c7cccb5e5c12"},"schema_version":"1.0"},"canonical_sha256":"5ae23dee4bfd48b4855ad1ab9278ac715cb8373ddf67a240dd64fa666eaab26b","source":{"kind":"arxiv","id":"1702.05273","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1702.05273","created_at":"2026-05-18T00:46:04Z"},{"alias_kind":"arxiv_version","alias_value":"1702.05273v1","created_at":"2026-05-18T00:46:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1702.05273","created_at":"2026-05-18T00:46:04Z"},{"alias_kind":"pith_short_12","alias_value":"LLRD33SL7VEL","created_at":"2026-05-18T12:31:28Z"},{"alias_kind":"pith_short_16","alias_value":"LLRD33SL7VELJBK2","created_at":"2026-05-18T12:31:28Z"},{"alias_kind":"pith_short_8","alias_value":"LLRD33SL","created_at":"2026-05-18T12:31:28Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:LLRD33SL7VELJBK22GVZE6FMOF","target":"record","payload":{"canonical_record":{"source":{"id":"1702.05273","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2017-02-17T09:35:43Z","cross_cats_sorted":[],"title_canon_sha256":"cc323d407e0fd803b3fe7514ee51448ac53a74cea141772c79a05c9967fab7b9","abstract_canon_sha256":"838f9353b5c26b021200d962020a456f873c74868352e07cace4c7cccb5e5c12"},"schema_version":"1.0"},"canonical_sha256":"5ae23dee4bfd48b4855ad1ab9278ac715cb8373ddf67a240dd64fa666eaab26b","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:46:04.012156Z","signature_b64":"uhgAmMXCN51frqRHYei2tcmXKoM52W+eezOpNUufYWu/sNeB9ptp4mDhnE7v/OaAmXbpMgm/YA5s38BIGPHnBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5ae23dee4bfd48b4855ad1ab9278ac715cb8373ddf67a240dd64fa666eaab26b","last_reissued_at":"2026-05-18T00:46:04.011812Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:46:04.011812Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1702.05273","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":"2026-05-18T00:46:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8X0wESCu4l1NixrevOdSpdYxyEwgmq3y21gv7+AmXK1bXxS/+FLA0hwBcUNpQKUktM2WA4l5SuHWGjvzwObSDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T12:39:58.484638Z"},"content_sha256":"401da9c772831c9a6a30648e2a50af44f1a31b30562953f46183b5cb615e31a6","schema_version":"1.0","event_id":"sha256:401da9c772831c9a6a30648e2a50af44f1a31b30562953f46183b5cb615e31a6"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:LLRD33SL7VELJBK22GVZE6FMOF","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Novel Crossover in Coupled Spin Ladders","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"A. Zheludev, C. Berthier, D. Schmidiger, H. Mayaffre, M. Horvati\\'c, M. Jeong","submitted_at":"2017-02-17T09:35:43Z","abstract_excerpt":"We report a novel crossover behavior in the long-range-ordered phase of a prototypical spin-$1/2$ Heisenberg antiferromagnetic ladder compound $\\mathrm{(C_7H_{10}N)_2CuBr_4}$. The staggered order was previously evidenced from a continuous and symmetric splitting of $^{14}$N NMR spectral lines on lowering temperature below $T_c\\simeq 330$ mK, with a saturation towards $\\simeq 150$ mK. Unexpectedly, the split lines begin to further separate away below $T^*\\sim 100$ mK while the line width and shape remain completely invariable. This crossover behavior is further corroborated by the NMR relaxatio"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1702.05273","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":"2026-05-18T00:46:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"TQfhOWXkF8nBHoFJviDob3Y6WAGoSZyCmCLVAKy4QPrBYtNM4zvio/jcb0NyBzrClAj08+iMI3bQtvtpU72GCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T12:39:58.485352Z"},"content_sha256":"823ba33f60335676217d4b989b5d87bdcf1f6f55d423afbf3f9f2d5970b4ff63","schema_version":"1.0","event_id":"sha256:823ba33f60335676217d4b989b5d87bdcf1f6f55d423afbf3f9f2d5970b4ff63"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/LLRD33SL7VELJBK22GVZE6FMOF/bundle.json","state_url":"https://pith.science/pith/LLRD33SL7VELJBK22GVZE6FMOF/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/LLRD33SL7VELJBK22GVZE6FMOF/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":"2026-05-25T12:39:58Z","links":{"resolver":"https://pith.science/pith/LLRD33SL7VELJBK22GVZE6FMOF","bundle":"https://pith.science/pith/LLRD33SL7VELJBK22GVZE6FMOF/bundle.json","state":"https://pith.science/pith/LLRD33SL7VELJBK22GVZE6FMOF/state.json","well_known_bundle":"https://pith.science/.well-known/pith/LLRD33SL7VELJBK22GVZE6FMOF/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:LLRD33SL7VELJBK22GVZE6FMOF","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":"838f9353b5c26b021200d962020a456f873c74868352e07cace4c7cccb5e5c12","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2017-02-17T09:35:43Z","title_canon_sha256":"cc323d407e0fd803b3fe7514ee51448ac53a74cea141772c79a05c9967fab7b9"},"schema_version":"1.0","source":{"id":"1702.05273","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1702.05273","created_at":"2026-05-18T00:46:04Z"},{"alias_kind":"arxiv_version","alias_value":"1702.05273v1","created_at":"2026-05-18T00:46:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1702.05273","created_at":"2026-05-18T00:46:04Z"},{"alias_kind":"pith_short_12","alias_value":"LLRD33SL7VEL","created_at":"2026-05-18T12:31:28Z"},{"alias_kind":"pith_short_16","alias_value":"LLRD33SL7VELJBK2","created_at":"2026-05-18T12:31:28Z"},{"alias_kind":"pith_short_8","alias_value":"LLRD33SL","created_at":"2026-05-18T12:31:28Z"}],"graph_snapshots":[{"event_id":"sha256:823ba33f60335676217d4b989b5d87bdcf1f6f55d423afbf3f9f2d5970b4ff63","target":"graph","created_at":"2026-05-18T00:46:04Z","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 a novel crossover behavior in the long-range-ordered phase of a prototypical spin-$1/2$ Heisenberg antiferromagnetic ladder compound $\\mathrm{(C_7H_{10}N)_2CuBr_4}$. The staggered order was previously evidenced from a continuous and symmetric splitting of $^{14}$N NMR spectral lines on lowering temperature below $T_c\\simeq 330$ mK, with a saturation towards $\\simeq 150$ mK. Unexpectedly, the split lines begin to further separate away below $T^*\\sim 100$ mK while the line width and shape remain completely invariable. This crossover behavior is further corroborated by the NMR relaxatio","authors_text":"A. Zheludev, C. Berthier, D. Schmidiger, H. Mayaffre, M. Horvati\\'c, M. Jeong","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2017-02-17T09:35:43Z","title":"Novel Crossover in Coupled Spin Ladders"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1702.05273","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":"sha256:401da9c772831c9a6a30648e2a50af44f1a31b30562953f46183b5cb615e31a6","target":"record","created_at":"2026-05-18T00:46:04Z","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":"838f9353b5c26b021200d962020a456f873c74868352e07cace4c7cccb5e5c12","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2017-02-17T09:35:43Z","title_canon_sha256":"cc323d407e0fd803b3fe7514ee51448ac53a74cea141772c79a05c9967fab7b9"},"schema_version":"1.0","source":{"id":"1702.05273","kind":"arxiv","version":1}},"canonical_sha256":"5ae23dee4bfd48b4855ad1ab9278ac715cb8373ddf67a240dd64fa666eaab26b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5ae23dee4bfd48b4855ad1ab9278ac715cb8373ddf67a240dd64fa666eaab26b","first_computed_at":"2026-05-18T00:46:04.011812Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:46:04.011812Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"uhgAmMXCN51frqRHYei2tcmXKoM52W+eezOpNUufYWu/sNeB9ptp4mDhnE7v/OaAmXbpMgm/YA5s38BIGPHnBg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:46:04.012156Z","signed_message":"canonical_sha256_bytes"},"source_id":"1702.05273","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:401da9c772831c9a6a30648e2a50af44f1a31b30562953f46183b5cb615e31a6","sha256:823ba33f60335676217d4b989b5d87bdcf1f6f55d423afbf3f9f2d5970b4ff63"],"state_sha256":"6905c0145418ab41fb462c81cca45b60d17d42f22034b466886ec43d3e534bab"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"djHISfLD1b5DY8iLdronyhcdeoEmojBGYlR7FMpb0iA780D0Gab72nut0mFHUlQtQOs7dI84urthimuwjx/pBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T12:39:58.488690Z","bundle_sha256":"1827c688a872a7d097ffac91b75f4f3e3241065b5f97950ea24c81e0e530d812"}}