{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:YCZLXYMN6N2UR236NFMYMC5WXO","short_pith_number":"pith:YCZLXYMN","canonical_record":{"source":{"id":"1411.1631","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2014-11-06T14:54:21Z","cross_cats_sorted":[],"title_canon_sha256":"fb218f06559d2d71ab1a631c9734065f0b171917c39933c3457c1eedd059c1f2","abstract_canon_sha256":"50bb130a17f5a00a033e49fff252ddabf0b22c43f53cbb7954906092ada99b6b"},"schema_version":"1.0"},"canonical_sha256":"c0b2bbe18df37548eb7e6959860bb6bb8d775e617d634a877776521db9b1f3fc","source":{"kind":"arxiv","id":"1411.1631","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1411.1631","created_at":"2026-05-18T01:41:34Z"},{"alias_kind":"arxiv_version","alias_value":"1411.1631v1","created_at":"2026-05-18T01:41:34Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1411.1631","created_at":"2026-05-18T01:41:34Z"},{"alias_kind":"pith_short_12","alias_value":"YCZLXYMN6N2U","created_at":"2026-05-18T12:28:57Z"},{"alias_kind":"pith_short_16","alias_value":"YCZLXYMN6N2UR236","created_at":"2026-05-18T12:28:57Z"},{"alias_kind":"pith_short_8","alias_value":"YCZLXYMN","created_at":"2026-05-18T12:28:57Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:YCZLXYMN6N2UR236NFMYMC5WXO","target":"record","payload":{"canonical_record":{"source":{"id":"1411.1631","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2014-11-06T14:54:21Z","cross_cats_sorted":[],"title_canon_sha256":"fb218f06559d2d71ab1a631c9734065f0b171917c39933c3457c1eedd059c1f2","abstract_canon_sha256":"50bb130a17f5a00a033e49fff252ddabf0b22c43f53cbb7954906092ada99b6b"},"schema_version":"1.0"},"canonical_sha256":"c0b2bbe18df37548eb7e6959860bb6bb8d775e617d634a877776521db9b1f3fc","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:41:34.363424Z","signature_b64":"lXjPQngRCkCCQjmhZcWg19E+5hhBKkrKrx4oc6FBYUKBQ6E2s+hJVal2e7DiHFEII4S5wFnDq3O7VfuBo3btAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c0b2bbe18df37548eb7e6959860bb6bb8d775e617d634a877776521db9b1f3fc","last_reissued_at":"2026-05-18T01:41:34.362726Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:41:34.362726Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1411.1631","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":"2026-05-18T01:41:34Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"l55zmkbORZLAHl+f4iLU6x7JXJclhk5uC541pZoDlLq1RoY0wjiiJxephje7Bq+1dzMpsfdJmxGM3fu0qcXJCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-03T12:52:09.959811Z"},"content_sha256":"38bdf7255cff09350e18bca20b7b7f183aee90ecdb444f929972c84853018e72","schema_version":"1.0","event_id":"sha256:38bdf7255cff09350e18bca20b7b7f183aee90ecdb444f929972c84853018e72"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:YCZLXYMN6N2UR236NFMYMC5WXO","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"A Grasp of Identity","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Enric P\\'erez, Pere Seglar","submitted_at":"2014-11-06T14:54:21Z","abstract_excerpt":"We revisit the treatment of identical particles in quantum mechanics. Two kinds of solutions of Schr\\\"{o}dinger equation are found and analyzed. First, the known symmetrized and antisymmetrized eigenfunctions. We examine how the very concept of particle is blurred whithin this approach. Second, we propose another kind of solution with no symmetries that we identify with Maxwell-Boltzmann statistics. In it, particles do preserve their individuality, as they are provided with individual energy and momenta. However, these properties cannot be univocally ascribed; moreover, particles do not posses"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1411.1631","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":"2026-05-18T01:41:34Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8hVBvDrQX+a8bDhjdbmpt32tjJGzkmOH2YC8rFt8tb4igY1Za4NC889JNZkatnyo2llPpB9x6mKbD+qaHSsBBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-03T12:52:09.960150Z"},"content_sha256":"af09f973d3377ac5a426e62eafc63dacafb71aa0664f595357bae9ee19e9523b","schema_version":"1.0","event_id":"sha256:af09f973d3377ac5a426e62eafc63dacafb71aa0664f595357bae9ee19e9523b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/YCZLXYMN6N2UR236NFMYMC5WXO/bundle.json","state_url":"https://pith.science/pith/YCZLXYMN6N2UR236NFMYMC5WXO/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/YCZLXYMN6N2UR236NFMYMC5WXO/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":"2026-07-03T12:52:09Z","links":{"resolver":"https://pith.science/pith/YCZLXYMN6N2UR236NFMYMC5WXO","bundle":"https://pith.science/pith/YCZLXYMN6N2UR236NFMYMC5WXO/bundle.json","state":"https://pith.science/pith/YCZLXYMN6N2UR236NFMYMC5WXO/state.json","well_known_bundle":"https://pith.science/.well-known/pith/YCZLXYMN6N2UR236NFMYMC5WXO/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:YCZLXYMN6N2UR236NFMYMC5WXO","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":"50bb130a17f5a00a033e49fff252ddabf0b22c43f53cbb7954906092ada99b6b","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2014-11-06T14:54:21Z","title_canon_sha256":"fb218f06559d2d71ab1a631c9734065f0b171917c39933c3457c1eedd059c1f2"},"schema_version":"1.0","source":{"id":"1411.1631","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1411.1631","created_at":"2026-05-18T01:41:34Z"},{"alias_kind":"arxiv_version","alias_value":"1411.1631v1","created_at":"2026-05-18T01:41:34Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1411.1631","created_at":"2026-05-18T01:41:34Z"},{"alias_kind":"pith_short_12","alias_value":"YCZLXYMN6N2U","created_at":"2026-05-18T12:28:57Z"},{"alias_kind":"pith_short_16","alias_value":"YCZLXYMN6N2UR236","created_at":"2026-05-18T12:28:57Z"},{"alias_kind":"pith_short_8","alias_value":"YCZLXYMN","created_at":"2026-05-18T12:28:57Z"}],"graph_snapshots":[{"event_id":"sha256:af09f973d3377ac5a426e62eafc63dacafb71aa0664f595357bae9ee19e9523b","target":"graph","created_at":"2026-05-18T01:41:34Z","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 revisit the treatment of identical particles in quantum mechanics. Two kinds of solutions of Schr\\\"{o}dinger equation are found and analyzed. First, the known symmetrized and antisymmetrized eigenfunctions. We examine how the very concept of particle is blurred whithin this approach. Second, we propose another kind of solution with no symmetries that we identify with Maxwell-Boltzmann statistics. In it, particles do preserve their individuality, as they are provided with individual energy and momenta. However, these properties cannot be univocally ascribed; moreover, particles do not posses","authors_text":"Enric P\\'erez, Pere Seglar","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2014-11-06T14:54:21Z","title":"A Grasp of Identity"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1411.1631","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":"sha256:38bdf7255cff09350e18bca20b7b7f183aee90ecdb444f929972c84853018e72","target":"record","created_at":"2026-05-18T01:41:34Z","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":"50bb130a17f5a00a033e49fff252ddabf0b22c43f53cbb7954906092ada99b6b","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2014-11-06T14:54:21Z","title_canon_sha256":"fb218f06559d2d71ab1a631c9734065f0b171917c39933c3457c1eedd059c1f2"},"schema_version":"1.0","source":{"id":"1411.1631","kind":"arxiv","version":1}},"canonical_sha256":"c0b2bbe18df37548eb7e6959860bb6bb8d775e617d634a877776521db9b1f3fc","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c0b2bbe18df37548eb7e6959860bb6bb8d775e617d634a877776521db9b1f3fc","first_computed_at":"2026-05-18T01:41:34.362726Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:41:34.362726Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"lXjPQngRCkCCQjmhZcWg19E+5hhBKkrKrx4oc6FBYUKBQ6E2s+hJVal2e7DiHFEII4S5wFnDq3O7VfuBo3btAA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:41:34.363424Z","signed_message":"canonical_sha256_bytes"},"source_id":"1411.1631","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:38bdf7255cff09350e18bca20b7b7f183aee90ecdb444f929972c84853018e72","sha256:af09f973d3377ac5a426e62eafc63dacafb71aa0664f595357bae9ee19e9523b"],"state_sha256":"8d9042dbc60921ad5c8a625106b181200676deddec09f7102cf471cdce4b446d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"T0NWPW85CXWCYkNvFCseYM5tlNOpymb7GHejNm56nc+IO+JtVTbv3QqQBioU/aLXE3p1EEH9DZrgLUoq/t2cBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-03T12:52:09.962089Z","bundle_sha256":"f07b931c9178137215c588e790574dd04ee08b48dfacaf1bc24b44393cc30790"}}