{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:Y3VEWO3OXUTQUFP6YGQCF7XMQH","short_pith_number":"pith:Y3VEWO3O","canonical_record":{"source":{"id":"2506.04858","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.HC","submitted_at":"2025-06-05T10:25:46Z","cross_cats_sorted":["cs.CY","cs.GR","cs.MM"],"title_canon_sha256":"c0ef0eee63f25df71d879e7f624287cf477bd05d6b9879236db4d33d99c91fd6","abstract_canon_sha256":"f9e1a1f8de1df3c8ddd5dc336e50c57bf3dcd28ac248b87fcdb535b307e8f59d"},"schema_version":"1.0"},"canonical_sha256":"c6ea4b3b6ebd270a15fec1a022feec81ffba11d6a19b4d2989b36c171a65da47","source":{"kind":"arxiv","id":"2506.04858","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2506.04858","created_at":"2026-07-05T11:16:38Z"},{"alias_kind":"arxiv_version","alias_value":"2506.04858v1","created_at":"2026-07-05T11:16:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2506.04858","created_at":"2026-07-05T11:16:38Z"},{"alias_kind":"pith_short_12","alias_value":"Y3VEWO3OXUTQ","created_at":"2026-07-05T11:16:38Z"},{"alias_kind":"pith_short_16","alias_value":"Y3VEWO3OXUTQUFP6","created_at":"2026-07-05T11:16:38Z"},{"alias_kind":"pith_short_8","alias_value":"Y3VEWO3O","created_at":"2026-07-05T11:16:38Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:Y3VEWO3OXUTQUFP6YGQCF7XMQH","target":"record","payload":{"canonical_record":{"source":{"id":"2506.04858","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.HC","submitted_at":"2025-06-05T10:25:46Z","cross_cats_sorted":["cs.CY","cs.GR","cs.MM"],"title_canon_sha256":"c0ef0eee63f25df71d879e7f624287cf477bd05d6b9879236db4d33d99c91fd6","abstract_canon_sha256":"f9e1a1f8de1df3c8ddd5dc336e50c57bf3dcd28ac248b87fcdb535b307e8f59d"},"schema_version":"1.0"},"canonical_sha256":"c6ea4b3b6ebd270a15fec1a022feec81ffba11d6a19b4d2989b36c171a65da47","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:16:38.128947Z","signature_b64":"Xh07IGbNSKlXcgcCn4fhxwFSynBa/lDs3yAK/9tQnH4CRcIDbzf8CzAtCCUhG7RjPYh4bh7AHYtN9uLrtPYuDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c6ea4b3b6ebd270a15fec1a022feec81ffba11d6a19b4d2989b36c171a65da47","last_reissued_at":"2026-07-05T11:16:38.128452Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:16:38.128452Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2506.04858","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":"2026-07-05T11:16:38Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"N8y9/a+4eODwF+GbZ55Q7QDzLhvTKDmPYP4fA5p68T/Ye3Xi8BAnzERjsYpB1jzN6w3dWZLcjshc2SXMN5A0CA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-08T20:27:08.894179Z"},"content_sha256":"ba0a25319fae3f7542346b2c3c6617366b8a3759675dae3bd442c7ad04c2c68a","schema_version":"1.0","event_id":"sha256:ba0a25319fae3f7542346b2c3c6617366b8a3759675dae3bd442c7ad04c2c68a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:Y3VEWO3OXUTQUFP6YGQCF7XMQH","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Beyond the Desktop: XR-Driven Segmentation with Meta Quest 3 and MX Ink","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","headline":"","cross_cats":["cs.CY","cs.GR","cs.MM"],"primary_cat":"cs.HC","authors_text":"Ana Sofia Ferreira Santos, Behrus Puladi, Gijs Luijten, Jan Egger, Jens Kleesiek, Lisle Faray de Paiva, Moon Kim","submitted_at":"2025-06-05T10:25:46Z","abstract_excerpt":"Medical imaging segmentation is essential in clinical settings for diagnosing diseases, planning surgeries, and other procedures. However, manual annotation is a cumbersome and effortful task. To mitigate these aspects, this study implements and evaluates the usability and clinical applicability of an extended reality (XR)-based segmentation tool for anatomical CT scans, using the Meta Quest 3 headset and Logitech MX Ink stylus. We develop an immersive interface enabling real-time interaction with 2D and 3D medical imaging data in a customizable workspace designed to mitigate workflow fragment"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2506.04858","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/2506.04858/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":"2026-07-05T11:16:38Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"kYT1cYmGUQfvwKdb4Yek851JUTZvki89531vneQHE6nydtvABPEp9UHCcCBxTcG4T2erDu2TivenuH3td+TYDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-08T20:27:08.894786Z"},"content_sha256":"c19034ca867461ef8085da38c70801c43b9e52c5654f5f80a18ca1e289d85c10","schema_version":"1.0","event_id":"sha256:c19034ca867461ef8085da38c70801c43b9e52c5654f5f80a18ca1e289d85c10"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/Y3VEWO3OXUTQUFP6YGQCF7XMQH/bundle.json","state_url":"https://pith.science/pith/Y3VEWO3OXUTQUFP6YGQCF7XMQH/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/Y3VEWO3OXUTQUFP6YGQCF7XMQH/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":"2026-08-08T20:27:08Z","links":{"resolver":"https://pith.science/pith/Y3VEWO3OXUTQUFP6YGQCF7XMQH","bundle":"https://pith.science/pith/Y3VEWO3OXUTQUFP6YGQCF7XMQH/bundle.json","state":"https://pith.science/pith/Y3VEWO3OXUTQUFP6YGQCF7XMQH/state.json","well_known_bundle":"https://pith.science/.well-known/pith/Y3VEWO3OXUTQUFP6YGQCF7XMQH/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:Y3VEWO3OXUTQUFP6YGQCF7XMQH","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":"f9e1a1f8de1df3c8ddd5dc336e50c57bf3dcd28ac248b87fcdb535b307e8f59d","cross_cats_sorted":["cs.CY","cs.GR","cs.MM"],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.HC","submitted_at":"2025-06-05T10:25:46Z","title_canon_sha256":"c0ef0eee63f25df71d879e7f624287cf477bd05d6b9879236db4d33d99c91fd6"},"schema_version":"1.0","source":{"id":"2506.04858","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2506.04858","created_at":"2026-07-05T11:16:38Z"},{"alias_kind":"arxiv_version","alias_value":"2506.04858v1","created_at":"2026-07-05T11:16:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2506.04858","created_at":"2026-07-05T11:16:38Z"},{"alias_kind":"pith_short_12","alias_value":"Y3VEWO3OXUTQ","created_at":"2026-07-05T11:16:38Z"},{"alias_kind":"pith_short_16","alias_value":"Y3VEWO3OXUTQUFP6","created_at":"2026-07-05T11:16:38Z"},{"alias_kind":"pith_short_8","alias_value":"Y3VEWO3O","created_at":"2026-07-05T11:16:38Z"}],"graph_snapshots":[{"event_id":"sha256:c19034ca867461ef8085da38c70801c43b9e52c5654f5f80a18ca1e289d85c10","target":"graph","created_at":"2026-07-05T11:16:38Z","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/2506.04858/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Medical imaging segmentation is essential in clinical settings for diagnosing diseases, planning surgeries, and other procedures. However, manual annotation is a cumbersome and effortful task. To mitigate these aspects, this study implements and evaluates the usability and clinical applicability of an extended reality (XR)-based segmentation tool for anatomical CT scans, using the Meta Quest 3 headset and Logitech MX Ink stylus. We develop an immersive interface enabling real-time interaction with 2D and 3D medical imaging data in a customizable workspace designed to mitigate workflow fragment","authors_text":"Ana Sofia Ferreira Santos, Behrus Puladi, Gijs Luijten, Jan Egger, Jens Kleesiek, Lisle Faray de Paiva, Moon Kim","cross_cats":["cs.CY","cs.GR","cs.MM"],"headline":"","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.HC","submitted_at":"2025-06-05T10:25:46Z","title":"Beyond the Desktop: XR-Driven Segmentation with Meta Quest 3 and MX Ink"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2506.04858","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:ba0a25319fae3f7542346b2c3c6617366b8a3759675dae3bd442c7ad04c2c68a","target":"record","created_at":"2026-07-05T11:16:38Z","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":"f9e1a1f8de1df3c8ddd5dc336e50c57bf3dcd28ac248b87fcdb535b307e8f59d","cross_cats_sorted":["cs.CY","cs.GR","cs.MM"],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.HC","submitted_at":"2025-06-05T10:25:46Z","title_canon_sha256":"c0ef0eee63f25df71d879e7f624287cf477bd05d6b9879236db4d33d99c91fd6"},"schema_version":"1.0","source":{"id":"2506.04858","kind":"arxiv","version":1}},"canonical_sha256":"c6ea4b3b6ebd270a15fec1a022feec81ffba11d6a19b4d2989b36c171a65da47","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c6ea4b3b6ebd270a15fec1a022feec81ffba11d6a19b4d2989b36c171a65da47","first_computed_at":"2026-07-05T11:16:38.128452Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:16:38.128452Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Xh07IGbNSKlXcgcCn4fhxwFSynBa/lDs3yAK/9tQnH4CRcIDbzf8CzAtCCUhG7RjPYh4bh7AHYtN9uLrtPYuDA==","signature_status":"signed_v1","signed_at":"2026-07-05T11:16:38.128947Z","signed_message":"canonical_sha256_bytes"},"source_id":"2506.04858","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ba0a25319fae3f7542346b2c3c6617366b8a3759675dae3bd442c7ad04c2c68a","sha256:c19034ca867461ef8085da38c70801c43b9e52c5654f5f80a18ca1e289d85c10"],"state_sha256":"b25af804d9ad1fc3084cbae79113a77f59b8baf3a0d7debcbbc5f5508f17fdd4"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"qJgt3G/5p4tX3uJQC/Xxas1Gx2Ot6UWQVKGrn8FOlmL0rym9664HWNho19Z3mWp8GuqFtvhRZxmxuFczTallCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-08T20:27:08.898604Z","bundle_sha256":"ba16c2c097324072febaaf39a8f3b95383bb8405aa26b6d2dc0644462baa96c9"}}