{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2008:BKLRPRY52EH62K7JZN5HWQ6CEO","short_pith_number":"pith:BKLRPRY5","schema_version":"1.0","canonical_sha256":"0a9717c71dd10fed2be9cb7a7b43c223ba24eb4722353fd36212f38c2486287e","source":{"kind":"arxiv","id":"0811.4695","version":2},"attestation_state":"computed","paper":{"title":"Information Transferring Ability of the Different Phases of a finite XXZ Spin Chain","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.other"],"primary_cat":"quant-ph","authors_text":"Abolfazl Bayat, Sougato Bose","submitted_at":"2008-11-28T11:57:37Z","abstract_excerpt":"We study the transmission of both classical or quantum information through all the phases of a finite XXZ spin chain. This characterizes the merit of the different phases in terms of their ability to act as a quantum wire. As far as quantum information is concerned, we need only consider the transmission of entanglement as the direct transmission of a quantum state is equivalent. The isotropic anti-ferromagnetic spin chain is found to be the optimal point of the phase diagram for the transmission of quantum entanglement when one considers both the amount of transmitted entanglement, as well as"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"0811.4695","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2008-11-28T11:57:37Z","cross_cats_sorted":["cond-mat.other"],"title_canon_sha256":"305951445e632fd2106a360b76fba438b01d2d9f38c6ef41e6391de2bd2ed21b","abstract_canon_sha256":"1c59b86162f0d31d5a64a363b7bcdc40f736f9063d33e413dd43a30b8e2b4588"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:24:08.952070Z","signature_b64":"w84j1DDE8ujFfhKvm522UbJE5iPnF6mz0KL9r0G4Y5Eb17hb8oPNu/bzjcbtSx7eH2hTOZr8SWvmBrwH2x0lAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0a9717c71dd10fed2be9cb7a7b43c223ba24eb4722353fd36212f38c2486287e","last_reissued_at":"2026-05-18T03:24:08.951551Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:24:08.951551Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Information Transferring Ability of the Different Phases of a finite XXZ Spin Chain","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.other"],"primary_cat":"quant-ph","authors_text":"Abolfazl Bayat, Sougato Bose","submitted_at":"2008-11-28T11:57:37Z","abstract_excerpt":"We study the transmission of both classical or quantum information through all the phases of a finite XXZ spin chain. This characterizes the merit of the different phases in terms of their ability to act as a quantum wire. As far as quantum information is concerned, we need only consider the transmission of entanglement as the direct transmission of a quantum state is equivalent. The isotropic anti-ferromagnetic spin chain is found to be the optimal point of the phase diagram for the transmission of quantum entanglement when one considers both the amount of transmitted entanglement, as well as"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0811.4695","kind":"arxiv","version":2},"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"},"aliases":[{"alias_kind":"arxiv","alias_value":"0811.4695","created_at":"2026-05-18T03:24:08.951631+00:00"},{"alias_kind":"arxiv_version","alias_value":"0811.4695v2","created_at":"2026-05-18T03:24:08.951631+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0811.4695","created_at":"2026-05-18T03:24:08.951631+00:00"},{"alias_kind":"pith_short_12","alias_value":"BKLRPRY52EH6","created_at":"2026-05-18T12:25:56.245647+00:00"},{"alias_kind":"pith_short_16","alias_value":"BKLRPRY52EH62K7J","created_at":"2026-05-18T12:25:56.245647+00:00"},{"alias_kind":"pith_short_8","alias_value":"BKLRPRY5","created_at":"2026-05-18T12:25:56.245647+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/BKLRPRY52EH62K7JZN5HWQ6CEO","json":"https://pith.science/pith/BKLRPRY52EH62K7JZN5HWQ6CEO.json","graph_json":"https://pith.science/api/pith-number/BKLRPRY52EH62K7JZN5HWQ6CEO/graph.json","events_json":"https://pith.science/api/pith-number/BKLRPRY52EH62K7JZN5HWQ6CEO/events.json","paper":"https://pith.science/paper/BKLRPRY5"},"agent_actions":{"view_html":"https://pith.science/pith/BKLRPRY52EH62K7JZN5HWQ6CEO","download_json":"https://pith.science/pith/BKLRPRY52EH62K7JZN5HWQ6CEO.json","view_paper":"https://pith.science/paper/BKLRPRY5","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=0811.4695&json=true","fetch_graph":"https://pith.science/api/pith-number/BKLRPRY52EH62K7JZN5HWQ6CEO/graph.json","fetch_events":"https://pith.science/api/pith-number/BKLRPRY52EH62K7JZN5HWQ6CEO/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/BKLRPRY52EH62K7JZN5HWQ6CEO/action/timestamp_anchor","attest_storage":"https://pith.science/pith/BKLRPRY52EH62K7JZN5HWQ6CEO/action/storage_attestation","attest_author":"https://pith.science/pith/BKLRPRY52EH62K7JZN5HWQ6CEO/action/author_attestation","sign_citation":"https://pith.science/pith/BKLRPRY52EH62K7JZN5HWQ6CEO/action/citation_signature","submit_replication":"https://pith.science/pith/BKLRPRY52EH62K7JZN5HWQ6CEO/action/replication_record"}},"created_at":"2026-05-18T03:24:08.951631+00:00","updated_at":"2026-05-18T03:24:08.951631+00:00"}