{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:W5VQQ6R6UQ5THTSDSWOE2FNDX7","short_pith_number":"pith:W5VQQ6R6","canonical_record":{"source":{"id":"2605.27862","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"gr-qc","submitted_at":"2026-05-27T02:24:13Z","cross_cats_sorted":[],"title_canon_sha256":"9e7cc2e6ab75de748fb515e560bcb28eb652daf465602b5d5e7b71e284819879","abstract_canon_sha256":"4c3f28041188d1044eef44cde2537576bdab17fef7cfc0c1f2682820051eb080"},"schema_version":"1.0"},"canonical_sha256":"b76b087a3ea43b33ce43959c4d15a3bfcd2d32390b3df31bf162024a54b7aa42","source":{"kind":"arxiv","id":"2605.27862","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2605.27862","created_at":"2026-05-28T01:04:50Z"},{"alias_kind":"arxiv_version","alias_value":"2605.27862v1","created_at":"2026-05-28T01:04:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2605.27862","created_at":"2026-05-28T01:04:50Z"},{"alias_kind":"pith_short_12","alias_value":"W5VQQ6R6UQ5T","created_at":"2026-05-28T01:04:50Z"},{"alias_kind":"pith_short_16","alias_value":"W5VQQ6R6UQ5THTSD","created_at":"2026-05-28T01:04:50Z"},{"alias_kind":"pith_short_8","alias_value":"W5VQQ6R6","created_at":"2026-05-28T01:04:50Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:W5VQQ6R6UQ5THTSDSWOE2FNDX7","target":"record","payload":{"canonical_record":{"source":{"id":"2605.27862","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"gr-qc","submitted_at":"2026-05-27T02:24:13Z","cross_cats_sorted":[],"title_canon_sha256":"9e7cc2e6ab75de748fb515e560bcb28eb652daf465602b5d5e7b71e284819879","abstract_canon_sha256":"4c3f28041188d1044eef44cde2537576bdab17fef7cfc0c1f2682820051eb080"},"schema_version":"1.0"},"canonical_sha256":"b76b087a3ea43b33ce43959c4d15a3bfcd2d32390b3df31bf162024a54b7aa42","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-28T01:04:50.758598Z","signature_b64":"fYlADTqAS7vdlPx0uwcvCNS+4Wd8y+fVYF5eDXMHxWQP18lsawcYrkXUJneC3wQaQqi6gQsaGy3VgekWkBI2AQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b76b087a3ea43b33ce43959c4d15a3bfcd2d32390b3df31bf162024a54b7aa42","last_reissued_at":"2026-05-28T01:04:50.758200Z","signature_status":"signed_v1","first_computed_at":"2026-05-28T01:04:50.758200Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2605.27862","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":"2026-05-28T01:04:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"QrCvZ6R2smmyFmcrwkujmhZ4d9Z/m/PWkTpjL3JfPkrGjOtaKsEUeQvPBZCp5IMpg9HCkqQcA3W2jikvwTkWDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T17:58:56.108786Z"},"content_sha256":"a218c7b04e8ffbf310e518d4b5a9960ae3982eab55f2275feee0b0349219ecd5","schema_version":"1.0","event_id":"sha256:a218c7b04e8ffbf310e518d4b5a9960ae3982eab55f2275feee0b0349219ecd5"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:W5VQQ6R6UQ5THTSDSWOE2FNDX7","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Shadow, acoustic redshift, and transfer observables of Lorentz-violating rotating acoustic black holes","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"gr-qc","authors_text":"Edilberto O. Silva, Fernando M. Belchior","submitted_at":"2026-05-27T02:24:13Z","abstract_excerpt":"We develop an impact-parameter-resolved transfer analysis for the rotating acoustic black hole with Lorentz symmetry violation. The background is the $(2+1)$-dimensional Lorentz-violating draining-bathtub geometry, where the draining parameter $A$ fixes the sonic horizon, the circulation parameter $B$ controls rotation, and the Lorentz-breaking parameter $\\alpha$ deforms the effective acoustic metric. We derive the null-ray equations, the critical-impact-parameter conditions, the acoustic shadow interval, and the redshift transfer factor. We then formulate an intensity-transfer prescription fo"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2605.27862","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/2605.27862/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":"2026-05-28T01:04:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"do2p9srbpnR+k2EdzKnrcYFc7HRyifZgmWbtArJfsrPetpoXTYP/JJkZjZRgBaBII+Sd7pijTgtqJ0ZvW2yFCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T17:58:56.109165Z"},"content_sha256":"96bdb4546cad507998790cded04deeadf3549a7305e4446df1f8b3e869e9b69d","schema_version":"1.0","event_id":"sha256:96bdb4546cad507998790cded04deeadf3549a7305e4446df1f8b3e869e9b69d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/W5VQQ6R6UQ5THTSDSWOE2FNDX7/bundle.json","state_url":"https://pith.science/pith/W5VQQ6R6UQ5THTSDSWOE2FNDX7/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/W5VQQ6R6UQ5THTSDSWOE2FNDX7/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":"2026-06-03T17:58:56Z","links":{"resolver":"https://pith.science/pith/W5VQQ6R6UQ5THTSDSWOE2FNDX7","bundle":"https://pith.science/pith/W5VQQ6R6UQ5THTSDSWOE2FNDX7/bundle.json","state":"https://pith.science/pith/W5VQQ6R6UQ5THTSDSWOE2FNDX7/state.json","well_known_bundle":"https://pith.science/.well-known/pith/W5VQQ6R6UQ5THTSDSWOE2FNDX7/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:W5VQQ6R6UQ5THTSDSWOE2FNDX7","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":"4c3f28041188d1044eef44cde2537576bdab17fef7cfc0c1f2682820051eb080","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"gr-qc","submitted_at":"2026-05-27T02:24:13Z","title_canon_sha256":"9e7cc2e6ab75de748fb515e560bcb28eb652daf465602b5d5e7b71e284819879"},"schema_version":"1.0","source":{"id":"2605.27862","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2605.27862","created_at":"2026-05-28T01:04:50Z"},{"alias_kind":"arxiv_version","alias_value":"2605.27862v1","created_at":"2026-05-28T01:04:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2605.27862","created_at":"2026-05-28T01:04:50Z"},{"alias_kind":"pith_short_12","alias_value":"W5VQQ6R6UQ5T","created_at":"2026-05-28T01:04:50Z"},{"alias_kind":"pith_short_16","alias_value":"W5VQQ6R6UQ5THTSD","created_at":"2026-05-28T01:04:50Z"},{"alias_kind":"pith_short_8","alias_value":"W5VQQ6R6","created_at":"2026-05-28T01:04:50Z"}],"graph_snapshots":[{"event_id":"sha256:96bdb4546cad507998790cded04deeadf3549a7305e4446df1f8b3e869e9b69d","target":"graph","created_at":"2026-05-28T01:04:50Z","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/2605.27862/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We develop an impact-parameter-resolved transfer analysis for the rotating acoustic black hole with Lorentz symmetry violation. The background is the $(2+1)$-dimensional Lorentz-violating draining-bathtub geometry, where the draining parameter $A$ fixes the sonic horizon, the circulation parameter $B$ controls rotation, and the Lorentz-breaking parameter $\\alpha$ deforms the effective acoustic metric. We derive the null-ray equations, the critical-impact-parameter conditions, the acoustic shadow interval, and the redshift transfer factor. We then formulate an intensity-transfer prescription fo","authors_text":"Edilberto O. Silva, Fernando M. Belchior","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"gr-qc","submitted_at":"2026-05-27T02:24:13Z","title":"Shadow, acoustic redshift, and transfer observables of Lorentz-violating rotating acoustic black holes"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2605.27862","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:a218c7b04e8ffbf310e518d4b5a9960ae3982eab55f2275feee0b0349219ecd5","target":"record","created_at":"2026-05-28T01:04:50Z","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":"4c3f28041188d1044eef44cde2537576bdab17fef7cfc0c1f2682820051eb080","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"gr-qc","submitted_at":"2026-05-27T02:24:13Z","title_canon_sha256":"9e7cc2e6ab75de748fb515e560bcb28eb652daf465602b5d5e7b71e284819879"},"schema_version":"1.0","source":{"id":"2605.27862","kind":"arxiv","version":1}},"canonical_sha256":"b76b087a3ea43b33ce43959c4d15a3bfcd2d32390b3df31bf162024a54b7aa42","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b76b087a3ea43b33ce43959c4d15a3bfcd2d32390b3df31bf162024a54b7aa42","first_computed_at":"2026-05-28T01:04:50.758200Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-28T01:04:50.758200Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"fYlADTqAS7vdlPx0uwcvCNS+4Wd8y+fVYF5eDXMHxWQP18lsawcYrkXUJneC3wQaQqi6gQsaGy3VgekWkBI2AQ==","signature_status":"signed_v1","signed_at":"2026-05-28T01:04:50.758598Z","signed_message":"canonical_sha256_bytes"},"source_id":"2605.27862","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a218c7b04e8ffbf310e518d4b5a9960ae3982eab55f2275feee0b0349219ecd5","sha256:96bdb4546cad507998790cded04deeadf3549a7305e4446df1f8b3e869e9b69d"],"state_sha256":"6c7352dd90c2d86108f9ebcba70a727a2aa591378b9acc142ea426317e4b0e2b"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"SbFUaFikD1LxsoXNbXsesIj1Kvmtol57uF1ZW9Ns28e9m2NM0C8yuHRYsbcNoUtCpfjjelmD/1nFcdC9znLVDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-03T17:58:56.111676Z","bundle_sha256":"faa522028b8199e4fab75b3a28e45308548221cd3e9582213be064f7f377882d"}}