{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2017:NMMQHKH3LQ4FNCXSOB5BK4KC6Z","short_pith_number":"pith:NMMQHKH3","schema_version":"1.0","canonical_sha256":"6b1903a8fb5c38568af2707a157142f64b65c5a3082d55c75dd2d3cb84c18942","source":{"kind":"arxiv","id":"1703.09090","version":1},"attestation_state":"computed","paper":{"title":"Multi-Stream Switching for Interactive Virtual Reality Video Streaming","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.NI"],"primary_cat":"cs.MM","authors_text":"Gene Cheung, Jack Z. G. Tan, Zhi Liu, Zhiyou Ma","submitted_at":"2017-03-27T14:09:12Z","abstract_excerpt":"Virtual reality (VR) video provides an immersive 360 viewing experience to a user wearing a head-mounted display: as the user rotates his head, correspondingly different fields-of-view (FoV) of the 360 video are rendered for observation. Transmitting the entire 360 video in high quality over bandwidth-constrained networks from server to client for real-time playback is challenging. In this paper we propose a multi-stream switching framework for VR video streaming: the server pre-encodes a set of VR video streams covering different view ranges that account for server-client round trip time (RTT"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1703.09090","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.MM","submitted_at":"2017-03-27T14:09:12Z","cross_cats_sorted":["cs.NI"],"title_canon_sha256":"713c7edc765b9dc3a03c7c0318a97f3e05a8c711166c3adbada3d612ab1b09e8","abstract_canon_sha256":"11846c068d2fc6f15c713ec88f52a6bc13c7e3bb1b3bbdfb0a41e356bdb7c68f"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:47:54.322547Z","signature_b64":"e1WjXqJd6aDkD6pt3o6YTkOHGydhum+RPszDOAD8wUgHlmhOFsYkyezttn0U8VBih5AT59i2qvAtOrh5hXUIDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6b1903a8fb5c38568af2707a157142f64b65c5a3082d55c75dd2d3cb84c18942","last_reissued_at":"2026-05-18T00:47:54.321926Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:47:54.321926Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Multi-Stream Switching for Interactive Virtual Reality Video Streaming","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.NI"],"primary_cat":"cs.MM","authors_text":"Gene Cheung, Jack Z. G. Tan, Zhi Liu, Zhiyou Ma","submitted_at":"2017-03-27T14:09:12Z","abstract_excerpt":"Virtual reality (VR) video provides an immersive 360 viewing experience to a user wearing a head-mounted display: as the user rotates his head, correspondingly different fields-of-view (FoV) of the 360 video are rendered for observation. Transmitting the entire 360 video in high quality over bandwidth-constrained networks from server to client for real-time playback is challenging. In this paper we propose a multi-stream switching framework for VR video streaming: the server pre-encodes a set of VR video streams covering different view ranges that account for server-client round trip time (RTT"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1703.09090","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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1703.09090","created_at":"2026-05-18T00:47:54.322016+00:00"},{"alias_kind":"arxiv_version","alias_value":"1703.09090v1","created_at":"2026-05-18T00:47:54.322016+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1703.09090","created_at":"2026-05-18T00:47:54.322016+00:00"},{"alias_kind":"pith_short_12","alias_value":"NMMQHKH3LQ4F","created_at":"2026-05-18T12:31:34.259226+00:00"},{"alias_kind":"pith_short_16","alias_value":"NMMQHKH3LQ4FNCXS","created_at":"2026-05-18T12:31:34.259226+00:00"},{"alias_kind":"pith_short_8","alias_value":"NMMQHKH3","created_at":"2026-05-18T12:31:34.259226+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/NMMQHKH3LQ4FNCXSOB5BK4KC6Z","json":"https://pith.science/pith/NMMQHKH3LQ4FNCXSOB5BK4KC6Z.json","graph_json":"https://pith.science/api/pith-number/NMMQHKH3LQ4FNCXSOB5BK4KC6Z/graph.json","events_json":"https://pith.science/api/pith-number/NMMQHKH3LQ4FNCXSOB5BK4KC6Z/events.json","paper":"https://pith.science/paper/NMMQHKH3"},"agent_actions":{"view_html":"https://pith.science/pith/NMMQHKH3LQ4FNCXSOB5BK4KC6Z","download_json":"https://pith.science/pith/NMMQHKH3LQ4FNCXSOB5BK4KC6Z.json","view_paper":"https://pith.science/paper/NMMQHKH3","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1703.09090&json=true","fetch_graph":"https://pith.science/api/pith-number/NMMQHKH3LQ4FNCXSOB5BK4KC6Z/graph.json","fetch_events":"https://pith.science/api/pith-number/NMMQHKH3LQ4FNCXSOB5BK4KC6Z/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/NMMQHKH3LQ4FNCXSOB5BK4KC6Z/action/timestamp_anchor","attest_storage":"https://pith.science/pith/NMMQHKH3LQ4FNCXSOB5BK4KC6Z/action/storage_attestation","attest_author":"https://pith.science/pith/NMMQHKH3LQ4FNCXSOB5BK4KC6Z/action/author_attestation","sign_citation":"https://pith.science/pith/NMMQHKH3LQ4FNCXSOB5BK4KC6Z/action/citation_signature","submit_replication":"https://pith.science/pith/NMMQHKH3LQ4FNCXSOB5BK4KC6Z/action/replication_record"}},"created_at":"2026-05-18T00:47:54.322016+00:00","updated_at":"2026-05-18T00:47:54.322016+00:00"}