{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:MGVLETFO4KWTHKLF4L3X57MS2U","short_pith_number":"pith:MGVLETFO","canonical_record":{"source":{"id":"2010.09736","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2020-10-19T18:00:02Z","cross_cats_sorted":["astro-ph.HE","gr-qc","hep-ph"],"title_canon_sha256":"45bff677d4776a659299f45d7359853168118b7ff6976558d742b2c1174b95a7","abstract_canon_sha256":"d5b0c391abcc7989b035a6a2b59a769571cb92f6752541f4614554b2fbf05a45"},"schema_version":"1.0"},"canonical_sha256":"61aab24caee2ad33a965e2f77efd92d5244001ddbc0699b8ce4cfcb7d1cb614e","source":{"kind":"arxiv","id":"2010.09736","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2010.09736","created_at":"2026-07-05T01:57:06Z"},{"alias_kind":"arxiv_version","alias_value":"2010.09736v2","created_at":"2026-07-05T01:57:06Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2010.09736","created_at":"2026-07-05T01:57:06Z"},{"alias_kind":"pith_short_12","alias_value":"MGVLETFO4KWT","created_at":"2026-07-05T01:57:06Z"},{"alias_kind":"pith_short_16","alias_value":"MGVLETFO4KWTHKLF","created_at":"2026-07-05T01:57:06Z"},{"alias_kind":"pith_short_8","alias_value":"MGVLETFO","created_at":"2026-07-05T01:57:06Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:MGVLETFO4KWTHKLF4L3X57MS2U","target":"record","payload":{"canonical_record":{"source":{"id":"2010.09736","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2020-10-19T18:00:02Z","cross_cats_sorted":["astro-ph.HE","gr-qc","hep-ph"],"title_canon_sha256":"45bff677d4776a659299f45d7359853168118b7ff6976558d742b2c1174b95a7","abstract_canon_sha256":"d5b0c391abcc7989b035a6a2b59a769571cb92f6752541f4614554b2fbf05a45"},"schema_version":"1.0"},"canonical_sha256":"61aab24caee2ad33a965e2f77efd92d5244001ddbc0699b8ce4cfcb7d1cb614e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T01:57:06.852454Z","signature_b64":"KD2D/eXNxPTNqvad4kvX2K+6YZQvZCBnR1eaqpZhzk0uOLqs0kCvsAUCAw//LBVZQoRQxwShS1N4GLgBGPe2Cg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"61aab24caee2ad33a965e2f77efd92d5244001ddbc0699b8ce4cfcb7d1cb614e","last_reissued_at":"2026-07-05T01:57:06.851970Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T01:57:06.851970Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2010.09736","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T01:57:06Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"sCT1j13wHFClHuIkFQHYwN6d5re04A8VPPaC0rJK53yVIICKscrtxEGfKid2LoKJo4Dl7xUOhY9HnPbwaCSLBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-11T19:01:50.843319Z"},"content_sha256":"b453ab5719ae4d14f9a570f5f1cef249cfdaf05de9bdeea9133caa98f465556f","schema_version":"1.0","event_id":"sha256:b453ab5719ae4d14f9a570f5f1cef249cfdaf05de9bdeea9133caa98f465556f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:MGVLETFO4KWTHKLF4L3X57MS2U","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Fuzzballs and Observations","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.HE","gr-qc","hep-ph"],"primary_cat":"hep-th","authors_text":"Daniel R. Mayerson","submitted_at":"2020-10-19T18:00:02Z","abstract_excerpt":"The advent of gravitational waves and black hole imaging has opened a new window into probing the horizon scale of black holes. An important question is whether string theory results for black holes can predict interesting and observable features that current and future experiments can probe. In this article I review the budding and exciting research being done on understanding the possibilities of observing signals from fuzzballs, where black holes are replaced by string-theoretic horizon-scale microstructure. In order to be accessible to both string theorists and black hole phenomenologists,"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2010.09736","kind":"arxiv","version":2},"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/2010.09736/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":"2026-07-05T01:57:06Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"iE3JU1nEZw0WbA1SwTmEl+N6P9L+HaSHnsPWtENFDPNIyjEJavByZLTdxgVHE7I0M5B3T/3MmG8RhxlW51E6BQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-11T19:01:50.844261Z"},"content_sha256":"b71fe9c640da779d4ead7ecd7c9893152c5f8e2b239adbc9710f3b431800ed36","schema_version":"1.0","event_id":"sha256:b71fe9c640da779d4ead7ecd7c9893152c5f8e2b239adbc9710f3b431800ed36"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/MGVLETFO4KWTHKLF4L3X57MS2U/bundle.json","state_url":"https://pith.science/pith/MGVLETFO4KWTHKLF4L3X57MS2U/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/MGVLETFO4KWTHKLF4L3X57MS2U/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":"2026-08-11T19:01:50Z","links":{"resolver":"https://pith.science/pith/MGVLETFO4KWTHKLF4L3X57MS2U","bundle":"https://pith.science/pith/MGVLETFO4KWTHKLF4L3X57MS2U/bundle.json","state":"https://pith.science/pith/MGVLETFO4KWTHKLF4L3X57MS2U/state.json","well_known_bundle":"https://pith.science/.well-known/pith/MGVLETFO4KWTHKLF4L3X57MS2U/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:MGVLETFO4KWTHKLF4L3X57MS2U","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":"d5b0c391abcc7989b035a6a2b59a769571cb92f6752541f4614554b2fbf05a45","cross_cats_sorted":["astro-ph.HE","gr-qc","hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2020-10-19T18:00:02Z","title_canon_sha256":"45bff677d4776a659299f45d7359853168118b7ff6976558d742b2c1174b95a7"},"schema_version":"1.0","source":{"id":"2010.09736","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2010.09736","created_at":"2026-07-05T01:57:06Z"},{"alias_kind":"arxiv_version","alias_value":"2010.09736v2","created_at":"2026-07-05T01:57:06Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2010.09736","created_at":"2026-07-05T01:57:06Z"},{"alias_kind":"pith_short_12","alias_value":"MGVLETFO4KWT","created_at":"2026-07-05T01:57:06Z"},{"alias_kind":"pith_short_16","alias_value":"MGVLETFO4KWTHKLF","created_at":"2026-07-05T01:57:06Z"},{"alias_kind":"pith_short_8","alias_value":"MGVLETFO","created_at":"2026-07-05T01:57:06Z"}],"graph_snapshots":[{"event_id":"sha256:b71fe9c640da779d4ead7ecd7c9893152c5f8e2b239adbc9710f3b431800ed36","target":"graph","created_at":"2026-07-05T01:57:06Z","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/2010.09736/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The advent of gravitational waves and black hole imaging has opened a new window into probing the horizon scale of black holes. An important question is whether string theory results for black holes can predict interesting and observable features that current and future experiments can probe. In this article I review the budding and exciting research being done on understanding the possibilities of observing signals from fuzzballs, where black holes are replaced by string-theoretic horizon-scale microstructure. In order to be accessible to both string theorists and black hole phenomenologists,","authors_text":"Daniel R. Mayerson","cross_cats":["astro-ph.HE","gr-qc","hep-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2020-10-19T18:00:02Z","title":"Fuzzballs and Observations"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2010.09736","kind":"arxiv","version":2},"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:b453ab5719ae4d14f9a570f5f1cef249cfdaf05de9bdeea9133caa98f465556f","target":"record","created_at":"2026-07-05T01:57:06Z","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":"d5b0c391abcc7989b035a6a2b59a769571cb92f6752541f4614554b2fbf05a45","cross_cats_sorted":["astro-ph.HE","gr-qc","hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2020-10-19T18:00:02Z","title_canon_sha256":"45bff677d4776a659299f45d7359853168118b7ff6976558d742b2c1174b95a7"},"schema_version":"1.0","source":{"id":"2010.09736","kind":"arxiv","version":2}},"canonical_sha256":"61aab24caee2ad33a965e2f77efd92d5244001ddbc0699b8ce4cfcb7d1cb614e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"61aab24caee2ad33a965e2f77efd92d5244001ddbc0699b8ce4cfcb7d1cb614e","first_computed_at":"2026-07-05T01:57:06.851970Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T01:57:06.851970Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"KD2D/eXNxPTNqvad4kvX2K+6YZQvZCBnR1eaqpZhzk0uOLqs0kCvsAUCAw//LBVZQoRQxwShS1N4GLgBGPe2Cg==","signature_status":"signed_v1","signed_at":"2026-07-05T01:57:06.852454Z","signed_message":"canonical_sha256_bytes"},"source_id":"2010.09736","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b453ab5719ae4d14f9a570f5f1cef249cfdaf05de9bdeea9133caa98f465556f","sha256:b71fe9c640da779d4ead7ecd7c9893152c5f8e2b239adbc9710f3b431800ed36"],"state_sha256":"32b18667cdeb417d4b66b72e58f98f8766f6f98b1082daec62ce286dfd38f247"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+fu2d3k8sQU8VhYkratGtrzdJ/OsnymKBeS/TmOWgcDJgKCB++mgHS3YDByCJxc9oal389er3nZ2kpRks4T2Bg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-11T19:01:50.849653Z","bundle_sha256":"dfb7f077e3cee29881f4f8704fb2bfa00de1cf57547ee9941fae2ce1a7e41a82"}}