{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:D3G2VTEMKLOVGS42Z27FXZBH2B","short_pith_number":"pith:D3G2VTEM","canonical_record":{"source":{"id":"1811.02397","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2018-11-06T15:09:11Z","cross_cats_sorted":[],"title_canon_sha256":"29121d414272e34d56777fb8afa0fb341a89b26e93d7fc770e94215ecf0d9dda","abstract_canon_sha256":"e24781af34a66b96d86c3f59988f550d749b013fb38484288ba36224b6a663fd"},"schema_version":"1.0"},"canonical_sha256":"1ecdaacc8c52dd534b9acebe5be427d079850ec2509f75d314e38a9d3163b645","source":{"kind":"arxiv","id":"1811.02397","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1811.02397","created_at":"2026-05-17T23:40:11Z"},{"alias_kind":"arxiv_version","alias_value":"1811.02397v2","created_at":"2026-05-17T23:40:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1811.02397","created_at":"2026-05-17T23:40:11Z"},{"alias_kind":"pith_short_12","alias_value":"D3G2VTEMKLOV","created_at":"2026-05-18T12:32:19Z"},{"alias_kind":"pith_short_16","alias_value":"D3G2VTEMKLOVGS42","created_at":"2026-05-18T12:32:19Z"},{"alias_kind":"pith_short_8","alias_value":"D3G2VTEM","created_at":"2026-05-18T12:32:19Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:D3G2VTEMKLOVGS42Z27FXZBH2B","target":"record","payload":{"canonical_record":{"source":{"id":"1811.02397","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2018-11-06T15:09:11Z","cross_cats_sorted":[],"title_canon_sha256":"29121d414272e34d56777fb8afa0fb341a89b26e93d7fc770e94215ecf0d9dda","abstract_canon_sha256":"e24781af34a66b96d86c3f59988f550d749b013fb38484288ba36224b6a663fd"},"schema_version":"1.0"},"canonical_sha256":"1ecdaacc8c52dd534b9acebe5be427d079850ec2509f75d314e38a9d3163b645","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:40:11.494897Z","signature_b64":"x5hPAoIBa9R5KGdZ2UyHntMeXC87zUaVnYurmAp7Ir1IpKZ2BJ1nQ0LYNoHwho6Zqcf9vcyrvDaqA6oJXMo/Bg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1ecdaacc8c52dd534b9acebe5be427d079850ec2509f75d314e38a9d3163b645","last_reissued_at":"2026-05-17T23:40:11.494348Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:40:11.494348Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1811.02397","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":"2026-05-17T23:40:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ApnqIGzcEaOMwNg5ZBoA5lrPk8hUumnNfw8nE9m8c8jq7W9NiMIwW5HtUUUKfj54TMrphtNaCHcmY7sv9qrtBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T21:31:58.328122Z"},"content_sha256":"92a7089c8ca3592faae6efd9ceb931da06496f4aa4b31c68d3bfb7144e84c622","schema_version":"1.0","event_id":"sha256:92a7089c8ca3592faae6efd9ceb931da06496f4aa4b31c68d3bfb7144e84c622"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:D3G2VTEMKLOVGS42Z27FXZBH2B","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The dark side of fuzzball geometries","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-th","authors_text":"Alfredo Grillo, Dario Consoli, Jose F. Morales, Massimo Bianchi","submitted_at":"2018-11-06T15:09:11Z","abstract_excerpt":"Black holes absorb any particle impinging with an impact parameter below a critical value. We show that 2- and 3-charge fuzzball geometries exhibit a similar trapping behaviour for a selected choice of the impact parameter of incoming massless particles. This suggests that the blackness property of black holes arises as a collective effect whereby each micro-state absorbs a specific channel."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1811.02397","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":""},"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":"2026-05-17T23:40:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"kEEooYlYfD5rgfSBPnoqIC/iaTK3GR7Lhzh3iaNHjqHVH+cBySn+Exymzp4XG9Vv48EpeZd5BHfmGPBklBsNCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T21:31:58.328779Z"},"content_sha256":"abfbb36b73c4b7545a505d4dd0dc99e77394f2adf7a6c9f226be81ed4fe56ff5","schema_version":"1.0","event_id":"sha256:abfbb36b73c4b7545a505d4dd0dc99e77394f2adf7a6c9f226be81ed4fe56ff5"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/D3G2VTEMKLOVGS42Z27FXZBH2B/bundle.json","state_url":"https://pith.science/pith/D3G2VTEMKLOVGS42Z27FXZBH2B/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/D3G2VTEMKLOVGS42Z27FXZBH2B/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":"2026-05-26T21:31:58Z","links":{"resolver":"https://pith.science/pith/D3G2VTEMKLOVGS42Z27FXZBH2B","bundle":"https://pith.science/pith/D3G2VTEMKLOVGS42Z27FXZBH2B/bundle.json","state":"https://pith.science/pith/D3G2VTEMKLOVGS42Z27FXZBH2B/state.json","well_known_bundle":"https://pith.science/.well-known/pith/D3G2VTEMKLOVGS42Z27FXZBH2B/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:D3G2VTEMKLOVGS42Z27FXZBH2B","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":"e24781af34a66b96d86c3f59988f550d749b013fb38484288ba36224b6a663fd","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2018-11-06T15:09:11Z","title_canon_sha256":"29121d414272e34d56777fb8afa0fb341a89b26e93d7fc770e94215ecf0d9dda"},"schema_version":"1.0","source":{"id":"1811.02397","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1811.02397","created_at":"2026-05-17T23:40:11Z"},{"alias_kind":"arxiv_version","alias_value":"1811.02397v2","created_at":"2026-05-17T23:40:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1811.02397","created_at":"2026-05-17T23:40:11Z"},{"alias_kind":"pith_short_12","alias_value":"D3G2VTEMKLOV","created_at":"2026-05-18T12:32:19Z"},{"alias_kind":"pith_short_16","alias_value":"D3G2VTEMKLOVGS42","created_at":"2026-05-18T12:32:19Z"},{"alias_kind":"pith_short_8","alias_value":"D3G2VTEM","created_at":"2026-05-18T12:32:19Z"}],"graph_snapshots":[{"event_id":"sha256:abfbb36b73c4b7545a505d4dd0dc99e77394f2adf7a6c9f226be81ed4fe56ff5","target":"graph","created_at":"2026-05-17T23:40:11Z","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"},"paper":{"abstract_excerpt":"Black holes absorb any particle impinging with an impact parameter below a critical value. We show that 2- and 3-charge fuzzball geometries exhibit a similar trapping behaviour for a selected choice of the impact parameter of incoming massless particles. This suggests that the blackness property of black holes arises as a collective effect whereby each micro-state absorbs a specific channel.","authors_text":"Alfredo Grillo, Dario Consoli, Jose F. Morales, Massimo Bianchi","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2018-11-06T15:09:11Z","title":"The dark side of fuzzball geometries"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1811.02397","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":"sha256:92a7089c8ca3592faae6efd9ceb931da06496f4aa4b31c68d3bfb7144e84c622","target":"record","created_at":"2026-05-17T23:40:11Z","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":"e24781af34a66b96d86c3f59988f550d749b013fb38484288ba36224b6a663fd","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2018-11-06T15:09:11Z","title_canon_sha256":"29121d414272e34d56777fb8afa0fb341a89b26e93d7fc770e94215ecf0d9dda"},"schema_version":"1.0","source":{"id":"1811.02397","kind":"arxiv","version":2}},"canonical_sha256":"1ecdaacc8c52dd534b9acebe5be427d079850ec2509f75d314e38a9d3163b645","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1ecdaacc8c52dd534b9acebe5be427d079850ec2509f75d314e38a9d3163b645","first_computed_at":"2026-05-17T23:40:11.494348Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:40:11.494348Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"x5hPAoIBa9R5KGdZ2UyHntMeXC87zUaVnYurmAp7Ir1IpKZ2BJ1nQ0LYNoHwho6Zqcf9vcyrvDaqA6oJXMo/Bg==","signature_status":"signed_v1","signed_at":"2026-05-17T23:40:11.494897Z","signed_message":"canonical_sha256_bytes"},"source_id":"1811.02397","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:92a7089c8ca3592faae6efd9ceb931da06496f4aa4b31c68d3bfb7144e84c622","sha256:abfbb36b73c4b7545a505d4dd0dc99e77394f2adf7a6c9f226be81ed4fe56ff5"],"state_sha256":"11b800c441cf0d8143c5e7ec65a4c1a693ef67dc2c229369826b69393eb23f17"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"oXT4IYGMwR6fQhQq3dbhJYsyfTFT5fYs3JV7Fib7TfSqtRWR6QgpoEFC/WgMgT2VXqLxL5wv6uEnxQVDH7fmBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T21:31:58.332058Z","bundle_sha256":"ccae2ec1d8657797db0ffc2afa35e37d7009ecb6be36c16fe672f9296699b7f9"}}