{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:SCVRXN7Q4JBNELLYJ2GIQQT7BR","short_pith_number":"pith:SCVRXN7Q","canonical_record":{"source":{"id":"1511.08587","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NI","submitted_at":"2015-11-27T08:52:29Z","cross_cats_sorted":[],"title_canon_sha256":"cc32137170e76065282054bd737f54deddd0d0b04fef89d19ea0dd3678435c84","abstract_canon_sha256":"c35e0ec2067fcfd2aa2d937e61c2c78e17ca87bbde9eda55a18eee4ac880c6c0"},"schema_version":"1.0"},"canonical_sha256":"90ab1bb7f0e242d22d784e8c88427f0c6bdfc962435ab51e507573df100eb3a2","source":{"kind":"arxiv","id":"1511.08587","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1511.08587","created_at":"2026-05-18T00:58:09Z"},{"alias_kind":"arxiv_version","alias_value":"1511.08587v1","created_at":"2026-05-18T00:58:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1511.08587","created_at":"2026-05-18T00:58:09Z"},{"alias_kind":"pith_short_12","alias_value":"SCVRXN7Q4JBN","created_at":"2026-05-18T12:29:39Z"},{"alias_kind":"pith_short_16","alias_value":"SCVRXN7Q4JBNELLY","created_at":"2026-05-18T12:29:39Z"},{"alias_kind":"pith_short_8","alias_value":"SCVRXN7Q","created_at":"2026-05-18T12:29:39Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:SCVRXN7Q4JBNELLYJ2GIQQT7BR","target":"record","payload":{"canonical_record":{"source":{"id":"1511.08587","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NI","submitted_at":"2015-11-27T08:52:29Z","cross_cats_sorted":[],"title_canon_sha256":"cc32137170e76065282054bd737f54deddd0d0b04fef89d19ea0dd3678435c84","abstract_canon_sha256":"c35e0ec2067fcfd2aa2d937e61c2c78e17ca87bbde9eda55a18eee4ac880c6c0"},"schema_version":"1.0"},"canonical_sha256":"90ab1bb7f0e242d22d784e8c88427f0c6bdfc962435ab51e507573df100eb3a2","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:58:09.954175Z","signature_b64":"eJX+Z6POk1neHtABlE2lHocrMrpJUIdXNY2tk5VdbrIWCYw3ILWT/awdOxTVzDdqMOZmKnL+hJV2H1kwUEcVDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"90ab1bb7f0e242d22d784e8c88427f0c6bdfc962435ab51e507573df100eb3a2","last_reissued_at":"2026-05-18T00:58:09.953607Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:58:09.953607Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1511.08587","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":"2026-05-18T00:58:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Nmb1G+0F9sZ2ZUphYfy31VwXOAkpRBnfLoJmAwvLLFW9BtVaUeh1AcQMtW7WqO9lHJFITXh7hpdZGPYDXltlAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-30T17:27:08.947865Z"},"content_sha256":"348418099a07f15445b78fded9c1ee5e5617c552492d96116b2bd79062687043","schema_version":"1.0","event_id":"sha256:348418099a07f15445b78fded9c1ee5e5617c552492d96116b2bd79062687043"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:SCVRXN7Q4JBNELLYJ2GIQQT7BR","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Self-Healing Audio System","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.NI","authors_text":"Aditya Sridhar, Jai Prakash Krishnia, Shubham Sharma","submitted_at":"2015-11-27T08:52:29Z","abstract_excerpt":"Installed sound applications typically involve a large number of audio processors, amplifiers and speaker systems spread across the venue. They could be spatially distributed at the venue across different rack rooms and floors. These systems are commissioned and configured by sound engineers using software application(s). This is essentially a one-time activity, following which, the audio systems run independently. Detection of faults and reconfiguration of any audio device(s) that fail(s) is a time-consuming operation. This disruption in the audio system can affect the entire audio chain and "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1511.08587","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":"2026-05-18T00:58:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"YWl+RH0uCIYK9TMXLhypSp94xzYR4XB+6P4FYqM9c5oYcraEn4Jd2RUpEJ9zuIJakQ2dC20ayPW+tkHhF+74DA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-30T17:27:08.948199Z"},"content_sha256":"b9c4675df89e670a5dd941d14930842f64715d951ef07effe978a7bb91eac7ab","schema_version":"1.0","event_id":"sha256:b9c4675df89e670a5dd941d14930842f64715d951ef07effe978a7bb91eac7ab"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/SCVRXN7Q4JBNELLYJ2GIQQT7BR/bundle.json","state_url":"https://pith.science/pith/SCVRXN7Q4JBNELLYJ2GIQQT7BR/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/SCVRXN7Q4JBNELLYJ2GIQQT7BR/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":"2026-06-30T17:27:08Z","links":{"resolver":"https://pith.science/pith/SCVRXN7Q4JBNELLYJ2GIQQT7BR","bundle":"https://pith.science/pith/SCVRXN7Q4JBNELLYJ2GIQQT7BR/bundle.json","state":"https://pith.science/pith/SCVRXN7Q4JBNELLYJ2GIQQT7BR/state.json","well_known_bundle":"https://pith.science/.well-known/pith/SCVRXN7Q4JBNELLYJ2GIQQT7BR/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:SCVRXN7Q4JBNELLYJ2GIQQT7BR","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":"c35e0ec2067fcfd2aa2d937e61c2c78e17ca87bbde9eda55a18eee4ac880c6c0","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NI","submitted_at":"2015-11-27T08:52:29Z","title_canon_sha256":"cc32137170e76065282054bd737f54deddd0d0b04fef89d19ea0dd3678435c84"},"schema_version":"1.0","source":{"id":"1511.08587","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1511.08587","created_at":"2026-05-18T00:58:09Z"},{"alias_kind":"arxiv_version","alias_value":"1511.08587v1","created_at":"2026-05-18T00:58:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1511.08587","created_at":"2026-05-18T00:58:09Z"},{"alias_kind":"pith_short_12","alias_value":"SCVRXN7Q4JBN","created_at":"2026-05-18T12:29:39Z"},{"alias_kind":"pith_short_16","alias_value":"SCVRXN7Q4JBNELLY","created_at":"2026-05-18T12:29:39Z"},{"alias_kind":"pith_short_8","alias_value":"SCVRXN7Q","created_at":"2026-05-18T12:29:39Z"}],"graph_snapshots":[{"event_id":"sha256:b9c4675df89e670a5dd941d14930842f64715d951ef07effe978a7bb91eac7ab","target":"graph","created_at":"2026-05-18T00:58:09Z","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":"Installed sound applications typically involve a large number of audio processors, amplifiers and speaker systems spread across the venue. They could be spatially distributed at the venue across different rack rooms and floors. These systems are commissioned and configured by sound engineers using software application(s). This is essentially a one-time activity, following which, the audio systems run independently. Detection of faults and reconfiguration of any audio device(s) that fail(s) is a time-consuming operation. This disruption in the audio system can affect the entire audio chain and ","authors_text":"Aditya Sridhar, Jai Prakash Krishnia, Shubham Sharma","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NI","submitted_at":"2015-11-27T08:52:29Z","title":"Self-Healing Audio System"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1511.08587","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":"sha256:348418099a07f15445b78fded9c1ee5e5617c552492d96116b2bd79062687043","target":"record","created_at":"2026-05-18T00:58:09Z","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":"c35e0ec2067fcfd2aa2d937e61c2c78e17ca87bbde9eda55a18eee4ac880c6c0","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NI","submitted_at":"2015-11-27T08:52:29Z","title_canon_sha256":"cc32137170e76065282054bd737f54deddd0d0b04fef89d19ea0dd3678435c84"},"schema_version":"1.0","source":{"id":"1511.08587","kind":"arxiv","version":1}},"canonical_sha256":"90ab1bb7f0e242d22d784e8c88427f0c6bdfc962435ab51e507573df100eb3a2","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"90ab1bb7f0e242d22d784e8c88427f0c6bdfc962435ab51e507573df100eb3a2","first_computed_at":"2026-05-18T00:58:09.953607Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:58:09.953607Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"eJX+Z6POk1neHtABlE2lHocrMrpJUIdXNY2tk5VdbrIWCYw3ILWT/awdOxTVzDdqMOZmKnL+hJV2H1kwUEcVDw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:58:09.954175Z","signed_message":"canonical_sha256_bytes"},"source_id":"1511.08587","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:348418099a07f15445b78fded9c1ee5e5617c552492d96116b2bd79062687043","sha256:b9c4675df89e670a5dd941d14930842f64715d951ef07effe978a7bb91eac7ab"],"state_sha256":"c56c2792b6f29a5669e7adada1531fd65f20ef770165031d373209e83400ac85"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/f5iyNhymUB85aiSkQgvobiYiMcKcWe3WhpOvg5jB1HlMTi4w8gwZdN8xo/gBknrbVYuLR0hkADP8jqzhlY8Dw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-30T17:27:08.950131Z","bundle_sha256":"c05414e6b56a378fd2cf801b57947095438a88be01302862aeec7fd82e84ffd4"}}