{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:FANFUUBLZR4CBGLQPAVSNBLQ5V","short_pith_number":"pith:FANFUUBL","canonical_record":{"source":{"id":"1808.08305","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2018-08-24T20:44:12Z","cross_cats_sorted":[],"title_canon_sha256":"a89b95db7e96749865f66db8b1791098cedd316c63cccc8d75c8314915a00c2c","abstract_canon_sha256":"51a9870cc831c2b930409d170b0ce8b3dccccc86ad7f011cf9165c13ebe837db"},"schema_version":"1.0"},"canonical_sha256":"281a5a502bcc78209970782b268570ed45a124913aa48fccbd72b2c62d4e4d44","source":{"kind":"arxiv","id":"1808.08305","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1808.08305","created_at":"2026-05-18T00:07:19Z"},{"alias_kind":"arxiv_version","alias_value":"1808.08305v1","created_at":"2026-05-18T00:07:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1808.08305","created_at":"2026-05-18T00:07:19Z"},{"alias_kind":"pith_short_12","alias_value":"FANFUUBLZR4C","created_at":"2026-05-18T12:32:22Z"},{"alias_kind":"pith_short_16","alias_value":"FANFUUBLZR4CBGLQ","created_at":"2026-05-18T12:32:22Z"},{"alias_kind":"pith_short_8","alias_value":"FANFUUBL","created_at":"2026-05-18T12:32:22Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:FANFUUBLZR4CBGLQPAVSNBLQ5V","target":"record","payload":{"canonical_record":{"source":{"id":"1808.08305","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2018-08-24T20:44:12Z","cross_cats_sorted":[],"title_canon_sha256":"a89b95db7e96749865f66db8b1791098cedd316c63cccc8d75c8314915a00c2c","abstract_canon_sha256":"51a9870cc831c2b930409d170b0ce8b3dccccc86ad7f011cf9165c13ebe837db"},"schema_version":"1.0"},"canonical_sha256":"281a5a502bcc78209970782b268570ed45a124913aa48fccbd72b2c62d4e4d44","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:07:19.414284Z","signature_b64":"tEJn/6fvZIG0YK47TzzsFxWwz8WOafv8rbb5yPyIpbfCcJqEUYsBx8jMmpo8VlBrHMNg/Y+s545y0/VUuCqkDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"281a5a502bcc78209970782b268570ed45a124913aa48fccbd72b2c62d4e4d44","last_reissued_at":"2026-05-18T00:07:19.413817Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:07:19.413817Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1808.08305","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":"2026-05-18T00:07:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fvfalVlKcJRUlQJitftx2Jc+mOEpERrVK50MciNxM0sYs1MIZR53hl0dNT0mV/8BZ6CjT7Fk5EiB994dDBNSAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T04:29:40.339103Z"},"content_sha256":"fdde67a1271b87d8bcdb2588cdbc971117a98e38a68f16626dcec88f4a85461b","schema_version":"1.0","event_id":"sha256:fdde67a1271b87d8bcdb2588cdbc971117a98e38a68f16626dcec88f4a85461b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:FANFUUBLZR4CBGLQPAVSNBLQ5V","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Bound on the rate of entropy change in open quantum systems","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"A. T. Rezakhani, F. Bakhshinezhad","submitted_at":"2018-08-24T20:44:12Z","abstract_excerpt":"We study the temporal rate of variations of the von Neumann entropy in an open quantum system which interacts with a bath. We show that for almost all initial states of the bath and the system, the time-average of the rate of entropy change is bounded by a function which depends on various properties of the system and environment, and is mostly relatively small. This result holds true under fairly general conditions in almost any arbitrary quantum system."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1808.08305","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":"2026-05-18T00:07:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7+OtKcMxAHwl7TlA/fQGsNSvY7Z23u9mlivkCR+0Y/utbAJh7RWbc5ELg1IZKyu3FiqxqmWOhkx54oayBLJ5Bg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T04:29:40.339462Z"},"content_sha256":"e810fdea9230923fe3a92c5d28ac1dba6dad22d12b1fc7baef40b867cc6752cc","schema_version":"1.0","event_id":"sha256:e810fdea9230923fe3a92c5d28ac1dba6dad22d12b1fc7baef40b867cc6752cc"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/FANFUUBLZR4CBGLQPAVSNBLQ5V/bundle.json","state_url":"https://pith.science/pith/FANFUUBLZR4CBGLQPAVSNBLQ5V/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/FANFUUBLZR4CBGLQPAVSNBLQ5V/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":"2026-05-28T04:29:40Z","links":{"resolver":"https://pith.science/pith/FANFUUBLZR4CBGLQPAVSNBLQ5V","bundle":"https://pith.science/pith/FANFUUBLZR4CBGLQPAVSNBLQ5V/bundle.json","state":"https://pith.science/pith/FANFUUBLZR4CBGLQPAVSNBLQ5V/state.json","well_known_bundle":"https://pith.science/.well-known/pith/FANFUUBLZR4CBGLQPAVSNBLQ5V/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:FANFUUBLZR4CBGLQPAVSNBLQ5V","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":"51a9870cc831c2b930409d170b0ce8b3dccccc86ad7f011cf9165c13ebe837db","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2018-08-24T20:44:12Z","title_canon_sha256":"a89b95db7e96749865f66db8b1791098cedd316c63cccc8d75c8314915a00c2c"},"schema_version":"1.0","source":{"id":"1808.08305","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1808.08305","created_at":"2026-05-18T00:07:19Z"},{"alias_kind":"arxiv_version","alias_value":"1808.08305v1","created_at":"2026-05-18T00:07:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1808.08305","created_at":"2026-05-18T00:07:19Z"},{"alias_kind":"pith_short_12","alias_value":"FANFUUBLZR4C","created_at":"2026-05-18T12:32:22Z"},{"alias_kind":"pith_short_16","alias_value":"FANFUUBLZR4CBGLQ","created_at":"2026-05-18T12:32:22Z"},{"alias_kind":"pith_short_8","alias_value":"FANFUUBL","created_at":"2026-05-18T12:32:22Z"}],"graph_snapshots":[{"event_id":"sha256:e810fdea9230923fe3a92c5d28ac1dba6dad22d12b1fc7baef40b867cc6752cc","target":"graph","created_at":"2026-05-18T00:07:19Z","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 study the temporal rate of variations of the von Neumann entropy in an open quantum system which interacts with a bath. We show that for almost all initial states of the bath and the system, the time-average of the rate of entropy change is bounded by a function which depends on various properties of the system and environment, and is mostly relatively small. This result holds true under fairly general conditions in almost any arbitrary quantum system.","authors_text":"A. T. Rezakhani, F. Bakhshinezhad","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2018-08-24T20:44:12Z","title":"Bound on the rate of entropy change in open quantum systems"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1808.08305","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:fdde67a1271b87d8bcdb2588cdbc971117a98e38a68f16626dcec88f4a85461b","target":"record","created_at":"2026-05-18T00:07:19Z","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":"51a9870cc831c2b930409d170b0ce8b3dccccc86ad7f011cf9165c13ebe837db","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2018-08-24T20:44:12Z","title_canon_sha256":"a89b95db7e96749865f66db8b1791098cedd316c63cccc8d75c8314915a00c2c"},"schema_version":"1.0","source":{"id":"1808.08305","kind":"arxiv","version":1}},"canonical_sha256":"281a5a502bcc78209970782b268570ed45a124913aa48fccbd72b2c62d4e4d44","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"281a5a502bcc78209970782b268570ed45a124913aa48fccbd72b2c62d4e4d44","first_computed_at":"2026-05-18T00:07:19.413817Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:07:19.413817Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"tEJn/6fvZIG0YK47TzzsFxWwz8WOafv8rbb5yPyIpbfCcJqEUYsBx8jMmpo8VlBrHMNg/Y+s545y0/VUuCqkDQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:07:19.414284Z","signed_message":"canonical_sha256_bytes"},"source_id":"1808.08305","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:fdde67a1271b87d8bcdb2588cdbc971117a98e38a68f16626dcec88f4a85461b","sha256:e810fdea9230923fe3a92c5d28ac1dba6dad22d12b1fc7baef40b867cc6752cc"],"state_sha256":"0532e6bd95af65a47788bf8bee0d917cc6319e179f42821556acf8d819d13233"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BXc/lYIPdpCo080utIhJ0/kJX0W/xh9qCdl83Wa4kIER770O7auvr5+VkSJryxrshQlr3zc0UtV51A+RU5O9DA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T04:29:40.341456Z","bundle_sha256":"705e8cb4774e6cb2933f8be036a1e1bd62fa6c94d89c0cedbaff77be475bc878"}}