{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:DTUUB6LOGTON45UP62NPUH3U6C","short_pith_number":"pith:DTUUB6LO","canonical_record":{"source":{"id":"2508.00509","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"eess.AS","submitted_at":"2025-08-01T10:40:23Z","cross_cats_sorted":[],"title_canon_sha256":"da139aa0d5d650c9f7b697f39bc96291c8a987a69316479e65d9c2c44307e61e","abstract_canon_sha256":"7d643bfb8e954371847368cdebe8e1cead1075add7f7225fbc43395c96c709db"},"schema_version":"1.0"},"canonical_sha256":"1ce940f96e34dcde768ff69afa1f74f0a91d4922897e748a6acc1e191c376531","source":{"kind":"arxiv","id":"2508.00509","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2508.00509","created_at":"2026-07-05T11:46:57Z"},{"alias_kind":"arxiv_version","alias_value":"2508.00509v1","created_at":"2026-07-05T11:46:57Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2508.00509","created_at":"2026-07-05T11:46:57Z"},{"alias_kind":"pith_short_12","alias_value":"DTUUB6LOGTON","created_at":"2026-07-05T11:46:57Z"},{"alias_kind":"pith_short_16","alias_value":"DTUUB6LOGTON45UP","created_at":"2026-07-05T11:46:57Z"},{"alias_kind":"pith_short_8","alias_value":"DTUUB6LO","created_at":"2026-07-05T11:46:57Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:DTUUB6LOGTON45UP62NPUH3U6C","target":"record","payload":{"canonical_record":{"source":{"id":"2508.00509","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"eess.AS","submitted_at":"2025-08-01T10:40:23Z","cross_cats_sorted":[],"title_canon_sha256":"da139aa0d5d650c9f7b697f39bc96291c8a987a69316479e65d9c2c44307e61e","abstract_canon_sha256":"7d643bfb8e954371847368cdebe8e1cead1075add7f7225fbc43395c96c709db"},"schema_version":"1.0"},"canonical_sha256":"1ce940f96e34dcde768ff69afa1f74f0a91d4922897e748a6acc1e191c376531","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:46:57.333885Z","signature_b64":"zaOsAn47UdfgdA0MPjpKIVujnLsRvw1m4OAtCNHAENHmHbfWkovfgJCxyP76xw73HQmjJxIm4YIXAyN7Xev0AQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1ce940f96e34dcde768ff69afa1f74f0a91d4922897e748a6acc1e191c376531","last_reissued_at":"2026-07-05T11:46:57.333287Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:46:57.333287Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2508.00509","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":"2026-07-05T11:46:57Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ZzH0JN/aJ4GhGiVvDxft2RXcwQEc0anLp161ZwSVEhNomIA/H3UPkKqH3KOsnsyI1TOMgzvHG6iPyyTFQFAaBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-12T05:12:15.645789Z"},"content_sha256":"fa80bfdb6866a5d2c5ee189a3844ffd43c9bb32ca64ae14cc5dd2e3b9610658f","schema_version":"1.0","event_id":"sha256:fa80bfdb6866a5d2c5ee189a3844ffd43c9bb32ca64ae14cc5dd2e3b9610658f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:DTUUB6LOGTON45UP62NPUH3U6C","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Dynamic Real-Time Ambisonics Order Adaptation for Immersive Networked Music Performances","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","headline":"","cross_cats":[],"primary_cat":"eess.AS","authors_text":"Alberto Bernardini, Carlo Centofanti, Claudia Rinaldi, Fabio Antonacci, Mirco Pezzoli, Paolo Ostan","submitted_at":"2025-08-01T10:40:23Z","abstract_excerpt":"Advanced remote applications such as Networked Music Performance (NMP) require solutions to guarantee immersive real-world-like interaction among users. Therefore, the adoption of spatial audio formats, such as Ambisonics, is fundamental to let the user experience an immersive acoustic scene. The accuracy of the sound scene reproduction increases with the order of the Ambisonics enconding, resulting in an improved immersivity at the cost of a greater number of audio channels, which in turn escalates both bandwidth requirements and susceptibility to network impairments (e.g., latency, jitter, a"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2508.00509","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/2508.00509/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":"2026-07-05T11:46:57Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"413mUJFLdu+zrKRbPmLeXyUWyw1oiH7yb22mvnzClCxI/9sUFNujG99j+pYnnjCxYHl0Wp6wxQCO/QRJ9YdpDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-12T05:12:15.646160Z"},"content_sha256":"4bdebb008422c87670da46fe3115ce139b227e9f6a814ac50a19c3621cc904d6","schema_version":"1.0","event_id":"sha256:4bdebb008422c87670da46fe3115ce139b227e9f6a814ac50a19c3621cc904d6"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/DTUUB6LOGTON45UP62NPUH3U6C/bundle.json","state_url":"https://pith.science/pith/DTUUB6LOGTON45UP62NPUH3U6C/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/DTUUB6LOGTON45UP62NPUH3U6C/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":"2026-07-12T05:12:15Z","links":{"resolver":"https://pith.science/pith/DTUUB6LOGTON45UP62NPUH3U6C","bundle":"https://pith.science/pith/DTUUB6LOGTON45UP62NPUH3U6C/bundle.json","state":"https://pith.science/pith/DTUUB6LOGTON45UP62NPUH3U6C/state.json","well_known_bundle":"https://pith.science/.well-known/pith/DTUUB6LOGTON45UP62NPUH3U6C/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:DTUUB6LOGTON45UP62NPUH3U6C","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":"7d643bfb8e954371847368cdebe8e1cead1075add7f7225fbc43395c96c709db","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"eess.AS","submitted_at":"2025-08-01T10:40:23Z","title_canon_sha256":"da139aa0d5d650c9f7b697f39bc96291c8a987a69316479e65d9c2c44307e61e"},"schema_version":"1.0","source":{"id":"2508.00509","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2508.00509","created_at":"2026-07-05T11:46:57Z"},{"alias_kind":"arxiv_version","alias_value":"2508.00509v1","created_at":"2026-07-05T11:46:57Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2508.00509","created_at":"2026-07-05T11:46:57Z"},{"alias_kind":"pith_short_12","alias_value":"DTUUB6LOGTON","created_at":"2026-07-05T11:46:57Z"},{"alias_kind":"pith_short_16","alias_value":"DTUUB6LOGTON45UP","created_at":"2026-07-05T11:46:57Z"},{"alias_kind":"pith_short_8","alias_value":"DTUUB6LO","created_at":"2026-07-05T11:46:57Z"}],"graph_snapshots":[{"event_id":"sha256:4bdebb008422c87670da46fe3115ce139b227e9f6a814ac50a19c3621cc904d6","target":"graph","created_at":"2026-07-05T11:46:57Z","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/2508.00509/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Advanced remote applications such as Networked Music Performance (NMP) require solutions to guarantee immersive real-world-like interaction among users. Therefore, the adoption of spatial audio formats, such as Ambisonics, is fundamental to let the user experience an immersive acoustic scene. The accuracy of the sound scene reproduction increases with the order of the Ambisonics enconding, resulting in an improved immersivity at the cost of a greater number of audio channels, which in turn escalates both bandwidth requirements and susceptibility to network impairments (e.g., latency, jitter, a","authors_text":"Alberto Bernardini, Carlo Centofanti, Claudia Rinaldi, Fabio Antonacci, Mirco Pezzoli, Paolo Ostan","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"eess.AS","submitted_at":"2025-08-01T10:40:23Z","title":"Dynamic Real-Time Ambisonics Order Adaptation for Immersive Networked Music Performances"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2508.00509","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:fa80bfdb6866a5d2c5ee189a3844ffd43c9bb32ca64ae14cc5dd2e3b9610658f","target":"record","created_at":"2026-07-05T11:46:57Z","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":"7d643bfb8e954371847368cdebe8e1cead1075add7f7225fbc43395c96c709db","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"eess.AS","submitted_at":"2025-08-01T10:40:23Z","title_canon_sha256":"da139aa0d5d650c9f7b697f39bc96291c8a987a69316479e65d9c2c44307e61e"},"schema_version":"1.0","source":{"id":"2508.00509","kind":"arxiv","version":1}},"canonical_sha256":"1ce940f96e34dcde768ff69afa1f74f0a91d4922897e748a6acc1e191c376531","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1ce940f96e34dcde768ff69afa1f74f0a91d4922897e748a6acc1e191c376531","first_computed_at":"2026-07-05T11:46:57.333287Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:46:57.333287Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"zaOsAn47UdfgdA0MPjpKIVujnLsRvw1m4OAtCNHAENHmHbfWkovfgJCxyP76xw73HQmjJxIm4YIXAyN7Xev0AQ==","signature_status":"signed_v1","signed_at":"2026-07-05T11:46:57.333885Z","signed_message":"canonical_sha256_bytes"},"source_id":"2508.00509","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:fa80bfdb6866a5d2c5ee189a3844ffd43c9bb32ca64ae14cc5dd2e3b9610658f","sha256:4bdebb008422c87670da46fe3115ce139b227e9f6a814ac50a19c3621cc904d6"],"state_sha256":"00bcc448403ab90f6996871279c9051cd73a19a5ea2bcecfcf17feb23da77ea8"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"quZgUTC0BPdeU72X6BJu5lBE0HkCfERnv15J6wXIK5Ep+YJfekaqONDda/Hg7yoBV32ablClPyDBGoMe7JqlCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-12T05:12:15.648784Z","bundle_sha256":"f6b61d3ec1d12b8f8662ca08c4130d6858ef69e3dc9604355773ae76a44ff6d7"}}