{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:I5423CIXG73VZQWGFGMPXCKD3Z","short_pith_number":"pith:I5423CIX","canonical_record":{"source":{"id":"2007.04389","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2020-07-08T19:33:18Z","cross_cats_sorted":["cs.LG"],"title_canon_sha256":"88634a0f453e8387be735b520addc121c3763b5ef1bfbfc23427204764b6ed8d","abstract_canon_sha256":"9d85029bc214076af655dfbdf0d3cad1c10890626f282863c4eb9f345d9c52b9"},"schema_version":"1.0"},"canonical_sha256":"4779ad891737f75cc2c62998fb8943de47af46b68d4ac2b3501f743a79846d78","source":{"kind":"arxiv","id":"2007.04389","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2007.04389","created_at":"2026-07-05T01:17:29Z"},{"alias_kind":"arxiv_version","alias_value":"2007.04389v1","created_at":"2026-07-05T01:17:29Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2007.04389","created_at":"2026-07-05T01:17:29Z"},{"alias_kind":"pith_short_12","alias_value":"I5423CIXG73V","created_at":"2026-07-05T01:17:29Z"},{"alias_kind":"pith_short_16","alias_value":"I5423CIXG73VZQWG","created_at":"2026-07-05T01:17:29Z"},{"alias_kind":"pith_short_8","alias_value":"I5423CIX","created_at":"2026-07-05T01:17:29Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:I5423CIXG73VZQWGFGMPXCKD3Z","target":"record","payload":{"canonical_record":{"source":{"id":"2007.04389","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2020-07-08T19:33:18Z","cross_cats_sorted":["cs.LG"],"title_canon_sha256":"88634a0f453e8387be735b520addc121c3763b5ef1bfbfc23427204764b6ed8d","abstract_canon_sha256":"9d85029bc214076af655dfbdf0d3cad1c10890626f282863c4eb9f345d9c52b9"},"schema_version":"1.0"},"canonical_sha256":"4779ad891737f75cc2c62998fb8943de47af46b68d4ac2b3501f743a79846d78","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T01:17:29.748824Z","signature_b64":"yc9kNT5OK80i+sCioA0aP/uH4FC2NMc5PkljyLocwfb6XAK/pjShwjh3epBu8nT1dZXXI4hh30lG+VjBnKpLDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4779ad891737f75cc2c62998fb8943de47af46b68d4ac2b3501f743a79846d78","last_reissued_at":"2026-07-05T01:17:29.748381Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T01:17:29.748381Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2007.04389","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":"2026-07-05T01:17:29Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2BJYyZCpqkaW1zGuUOrXnCZvLWqgIrsDMMDUNgIDiNxxoN2BFVlVXoPktRtSboatnZ335t0sDlSLCIZIm77gDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-05T15:42:14.734757Z"},"content_sha256":"d83bfc6a6d27b94c3ef903fc38f94c9041687861f5e175cdc68e663281e89aaa","schema_version":"1.0","event_id":"sha256:d83bfc6a6d27b94c3ef903fc38f94c9041687861f5e175cdc68e663281e89aaa"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:I5423CIXG73VZQWGFGMPXCKD3Z","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Quaternion Capsule Networks","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.LG"],"primary_cat":"cs.CV","authors_text":"Bar{\\i}\\c{s} \\\"Ozcan, Furkan K{\\i}nl{\\i}, Furkan K{\\i}ra\\c{c}","submitted_at":"2020-07-08T19:33:18Z","abstract_excerpt":"Capsules are grouping of neurons that allow to represent sophisticated information of a visual entity such as pose and features. In the view of this property, Capsule Networks outperform CNNs in challenging tasks like object recognition in unseen viewpoints, and this is achieved by learning the transformations between the object and its parts with the help of high dimensional representation of pose information. In this paper, we present Quaternion Capsules (QCN) where pose information of capsules and their transformations are represented by quaternions. Quaternions are immune to the gimbal loc"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2007.04389","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2007.04389/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-05T01:17:29Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Tt2FRsaur6C/fnoe5kCjk+gQ1pkqk8Ek1AhBteiUtlNjdrp/w3Ch0jh8YZ+nVbTzqdOaMJ1/4It65YeueNwVDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-05T15:42:14.735161Z"},"content_sha256":"36ec3ad0214bdf0e8c95cad36dc3c2d64f9aa303c5ac53d433a59420979d42ee","schema_version":"1.0","event_id":"sha256:36ec3ad0214bdf0e8c95cad36dc3c2d64f9aa303c5ac53d433a59420979d42ee"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/I5423CIXG73VZQWGFGMPXCKD3Z/bundle.json","state_url":"https://pith.science/pith/I5423CIXG73VZQWGFGMPXCKD3Z/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/I5423CIXG73VZQWGFGMPXCKD3Z/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":"2026-07-05T15:42:14Z","links":{"resolver":"https://pith.science/pith/I5423CIXG73VZQWGFGMPXCKD3Z","bundle":"https://pith.science/pith/I5423CIXG73VZQWGFGMPXCKD3Z/bundle.json","state":"https://pith.science/pith/I5423CIXG73VZQWGFGMPXCKD3Z/state.json","well_known_bundle":"https://pith.science/.well-known/pith/I5423CIXG73VZQWGFGMPXCKD3Z/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:I5423CIXG73VZQWGFGMPXCKD3Z","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":"9d85029bc214076af655dfbdf0d3cad1c10890626f282863c4eb9f345d9c52b9","cross_cats_sorted":["cs.LG"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2020-07-08T19:33:18Z","title_canon_sha256":"88634a0f453e8387be735b520addc121c3763b5ef1bfbfc23427204764b6ed8d"},"schema_version":"1.0","source":{"id":"2007.04389","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2007.04389","created_at":"2026-07-05T01:17:29Z"},{"alias_kind":"arxiv_version","alias_value":"2007.04389v1","created_at":"2026-07-05T01:17:29Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2007.04389","created_at":"2026-07-05T01:17:29Z"},{"alias_kind":"pith_short_12","alias_value":"I5423CIXG73V","created_at":"2026-07-05T01:17:29Z"},{"alias_kind":"pith_short_16","alias_value":"I5423CIXG73VZQWG","created_at":"2026-07-05T01:17:29Z"},{"alias_kind":"pith_short_8","alias_value":"I5423CIX","created_at":"2026-07-05T01:17:29Z"}],"graph_snapshots":[{"event_id":"sha256:36ec3ad0214bdf0e8c95cad36dc3c2d64f9aa303c5ac53d433a59420979d42ee","target":"graph","created_at":"2026-07-05T01:17:29Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2007.04389/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Capsules are grouping of neurons that allow to represent sophisticated information of a visual entity such as pose and features. In the view of this property, Capsule Networks outperform CNNs in challenging tasks like object recognition in unseen viewpoints, and this is achieved by learning the transformations between the object and its parts with the help of high dimensional representation of pose information. In this paper, we present Quaternion Capsules (QCN) where pose information of capsules and their transformations are represented by quaternions. Quaternions are immune to the gimbal loc","authors_text":"Bar{\\i}\\c{s} \\\"Ozcan, Furkan K{\\i}nl{\\i}, Furkan K{\\i}ra\\c{c}","cross_cats":["cs.LG"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2020-07-08T19:33:18Z","title":"Quaternion Capsule Networks"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2007.04389","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:d83bfc6a6d27b94c3ef903fc38f94c9041687861f5e175cdc68e663281e89aaa","target":"record","created_at":"2026-07-05T01:17:29Z","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":"9d85029bc214076af655dfbdf0d3cad1c10890626f282863c4eb9f345d9c52b9","cross_cats_sorted":["cs.LG"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2020-07-08T19:33:18Z","title_canon_sha256":"88634a0f453e8387be735b520addc121c3763b5ef1bfbfc23427204764b6ed8d"},"schema_version":"1.0","source":{"id":"2007.04389","kind":"arxiv","version":1}},"canonical_sha256":"4779ad891737f75cc2c62998fb8943de47af46b68d4ac2b3501f743a79846d78","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"4779ad891737f75cc2c62998fb8943de47af46b68d4ac2b3501f743a79846d78","first_computed_at":"2026-07-05T01:17:29.748381Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T01:17:29.748381Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"yc9kNT5OK80i+sCioA0aP/uH4FC2NMc5PkljyLocwfb6XAK/pjShwjh3epBu8nT1dZXXI4hh30lG+VjBnKpLDQ==","signature_status":"signed_v1","signed_at":"2026-07-05T01:17:29.748824Z","signed_message":"canonical_sha256_bytes"},"source_id":"2007.04389","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d83bfc6a6d27b94c3ef903fc38f94c9041687861f5e175cdc68e663281e89aaa","sha256:36ec3ad0214bdf0e8c95cad36dc3c2d64f9aa303c5ac53d433a59420979d42ee"],"state_sha256":"7e44273b586317a17141677d87dfe4222075e6b693771a55589f52ab65abb403"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8IX6rBrhliNlQEKWDIPLvbTBk5/vu6TDK3tllkLyxHbGsRNBTyYpSVLSOBgc7MjeL3dFc8vWrAVDOsISpSFdDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-05T15:42:14.738902Z","bundle_sha256":"762de302a202cafb81e64e944e62eea7a7efea75fbd3cd775ab27998898d52a1"}}