{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:RXK2UFQPUTDWAWK4VYMOEK4JWQ","short_pith_number":"pith:RXK2UFQP","canonical_record":{"source":{"id":"1111.6070","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2011-11-25T17:58:40Z","cross_cats_sorted":["gr-qc"],"title_canon_sha256":"5c9390fb6702eacbb06865fdaa6f730070efd4aa1d0fb07bf82bebade43a8aad","abstract_canon_sha256":"45c48e1ee949304266c5b3e91ff9975469d9cd245298851efa235bba75b98ce2"},"schema_version":"1.0"},"canonical_sha256":"8dd5aa160fa4c760595cae18e22b89b415abdde6ff70903bc8c1260d805b75ad","source":{"kind":"arxiv","id":"1111.6070","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1111.6070","created_at":"2026-05-18T04:02:01Z"},{"alias_kind":"arxiv_version","alias_value":"1111.6070v2","created_at":"2026-05-18T04:02:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1111.6070","created_at":"2026-05-18T04:02:01Z"},{"alias_kind":"pith_short_12","alias_value":"RXK2UFQPUTDW","created_at":"2026-05-18T12:26:41Z"},{"alias_kind":"pith_short_16","alias_value":"RXK2UFQPUTDWAWK4","created_at":"2026-05-18T12:26:41Z"},{"alias_kind":"pith_short_8","alias_value":"RXK2UFQP","created_at":"2026-05-18T12:26:41Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:RXK2UFQPUTDWAWK4VYMOEK4JWQ","target":"record","payload":{"canonical_record":{"source":{"id":"1111.6070","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2011-11-25T17:58:40Z","cross_cats_sorted":["gr-qc"],"title_canon_sha256":"5c9390fb6702eacbb06865fdaa6f730070efd4aa1d0fb07bf82bebade43a8aad","abstract_canon_sha256":"45c48e1ee949304266c5b3e91ff9975469d9cd245298851efa235bba75b98ce2"},"schema_version":"1.0"},"canonical_sha256":"8dd5aa160fa4c760595cae18e22b89b415abdde6ff70903bc8c1260d805b75ad","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:02:01.641973Z","signature_b64":"skuXj8chpTmNnnDFfPgUhXHwN0yL1aeuByMKsYQSV2B/MkNNagbmzp5qNB/tqww4Zh4Az+nVvRXf71euOM44AA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8dd5aa160fa4c760595cae18e22b89b415abdde6ff70903bc8c1260d805b75ad","last_reissued_at":"2026-05-18T04:02:01.641199Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:02:01.641199Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1111.6070","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T04:02:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"idIPr8Zw0H+8IO60WcRgtNKftxPGivECz5KsQjRsnvRit1lDAzxVeLlhr3v8V3TUBvL5x6c+vQNB9P9Ap1dAAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T23:39:05.510864Z"},"content_sha256":"84eb989b2acf046097b4da6d99688c1fd1d1e6f581b28b57ab15ab5ff7e11cf1","schema_version":"1.0","event_id":"sha256:84eb989b2acf046097b4da6d99688c1fd1d1e6f581b28b57ab15ab5ff7e11cf1"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:RXK2UFQPUTDWAWK4VYMOEK4JWQ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Convergence of fermionic field entanglement at infinite acceleration in relativistic quantum information","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["gr-qc"],"primary_cat":"quant-ph","authors_text":"E. Martin-Martinez, M. Montero","submitted_at":"2011-11-25T17:58:40Z","abstract_excerpt":"We provide a simple argument showing that, in the limit of infinite acceleration, the entanglement in a fermionic field bipartite system must be independent of the choice of Unruh modes. This implies that most tensor product structures used previously to compute field entanglement in relativistic quantum information cannot give rise to physical results."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1111.6070","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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T04:02:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"1UAQF558QMhdUHSXTykgasE4Sc8WrvzgeFFDgpNrjjttZuOYe86w1Nrw546JraWdjRhzkqQAIn+Sv3B/J84XAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T23:39:05.511535Z"},"content_sha256":"50e8a8b1718faccd67dba9782e20e45bc1da43ab92b9461e73fbded33eb6386f","schema_version":"1.0","event_id":"sha256:50e8a8b1718faccd67dba9782e20e45bc1da43ab92b9461e73fbded33eb6386f"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/RXK2UFQPUTDWAWK4VYMOEK4JWQ/bundle.json","state_url":"https://pith.science/pith/RXK2UFQPUTDWAWK4VYMOEK4JWQ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/RXK2UFQPUTDWAWK4VYMOEK4JWQ/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":"2026-05-31T23:39:05Z","links":{"resolver":"https://pith.science/pith/RXK2UFQPUTDWAWK4VYMOEK4JWQ","bundle":"https://pith.science/pith/RXK2UFQPUTDWAWK4VYMOEK4JWQ/bundle.json","state":"https://pith.science/pith/RXK2UFQPUTDWAWK4VYMOEK4JWQ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/RXK2UFQPUTDWAWK4VYMOEK4JWQ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:RXK2UFQPUTDWAWK4VYMOEK4JWQ","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":"45c48e1ee949304266c5b3e91ff9975469d9cd245298851efa235bba75b98ce2","cross_cats_sorted":["gr-qc"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2011-11-25T17:58:40Z","title_canon_sha256":"5c9390fb6702eacbb06865fdaa6f730070efd4aa1d0fb07bf82bebade43a8aad"},"schema_version":"1.0","source":{"id":"1111.6070","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1111.6070","created_at":"2026-05-18T04:02:01Z"},{"alias_kind":"arxiv_version","alias_value":"1111.6070v2","created_at":"2026-05-18T04:02:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1111.6070","created_at":"2026-05-18T04:02:01Z"},{"alias_kind":"pith_short_12","alias_value":"RXK2UFQPUTDW","created_at":"2026-05-18T12:26:41Z"},{"alias_kind":"pith_short_16","alias_value":"RXK2UFQPUTDWAWK4","created_at":"2026-05-18T12:26:41Z"},{"alias_kind":"pith_short_8","alias_value":"RXK2UFQP","created_at":"2026-05-18T12:26:41Z"}],"graph_snapshots":[{"event_id":"sha256:50e8a8b1718faccd67dba9782e20e45bc1da43ab92b9461e73fbded33eb6386f","target":"graph","created_at":"2026-05-18T04:02:01Z","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 provide a simple argument showing that, in the limit of infinite acceleration, the entanglement in a fermionic field bipartite system must be independent of the choice of Unruh modes. This implies that most tensor product structures used previously to compute field entanglement in relativistic quantum information cannot give rise to physical results.","authors_text":"E. Martin-Martinez, M. Montero","cross_cats":["gr-qc"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2011-11-25T17:58:40Z","title":"Convergence of fermionic field entanglement at infinite acceleration in relativistic quantum information"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1111.6070","kind":"arxiv","version":2},"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":"sha256:84eb989b2acf046097b4da6d99688c1fd1d1e6f581b28b57ab15ab5ff7e11cf1","target":"record","created_at":"2026-05-18T04:02:01Z","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":"45c48e1ee949304266c5b3e91ff9975469d9cd245298851efa235bba75b98ce2","cross_cats_sorted":["gr-qc"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2011-11-25T17:58:40Z","title_canon_sha256":"5c9390fb6702eacbb06865fdaa6f730070efd4aa1d0fb07bf82bebade43a8aad"},"schema_version":"1.0","source":{"id":"1111.6070","kind":"arxiv","version":2}},"canonical_sha256":"8dd5aa160fa4c760595cae18e22b89b415abdde6ff70903bc8c1260d805b75ad","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8dd5aa160fa4c760595cae18e22b89b415abdde6ff70903bc8c1260d805b75ad","first_computed_at":"2026-05-18T04:02:01.641199Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:02:01.641199Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"skuXj8chpTmNnnDFfPgUhXHwN0yL1aeuByMKsYQSV2B/MkNNagbmzp5qNB/tqww4Zh4Az+nVvRXf71euOM44AA==","signature_status":"signed_v1","signed_at":"2026-05-18T04:02:01.641973Z","signed_message":"canonical_sha256_bytes"},"source_id":"1111.6070","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:84eb989b2acf046097b4da6d99688c1fd1d1e6f581b28b57ab15ab5ff7e11cf1","sha256:50e8a8b1718faccd67dba9782e20e45bc1da43ab92b9461e73fbded33eb6386f"],"state_sha256":"1badbe1f2444cc56bde516fd73e15190c0c69786387f6e3125fa692f72f8f978"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ah0cyU5+1GncXhJM4vtabXhJqSZQcd1A4lcJ81t5iBSMoUce8QiX+1cf5LjAQm7olqSfMA2txlG5KqxkOJeUDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-31T23:39:05.516426Z","bundle_sha256":"e3cdbfb536516547c7bf2937bd06ee27a26e43bce07235ec90cd010a8e67fad1"}}