{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:ODOD7FILKWFWBHIOJSO7KELZTR","short_pith_number":"pith:ODOD7FIL","canonical_record":{"source":{"id":"1601.08230","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2016-01-29T19:52:22Z","cross_cats_sorted":["hep-th"],"title_canon_sha256":"9ee904e86b705dbe2724ba3cd12132dbc06d018b0d6c04332a1cefa541c5461b","abstract_canon_sha256":"c67966ae44e3a0ec4b2b743462b6f928c0b1b7f6fbb76997330ea11213224a7b"},"schema_version":"1.0"},"canonical_sha256":"70dc3f950b558b609d0e4c9df511799c6c94b1394927778028b2f73f0ca6f8ab","source":{"kind":"arxiv","id":"1601.08230","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1601.08230","created_at":"2026-05-18T01:21:40Z"},{"alias_kind":"arxiv_version","alias_value":"1601.08230v1","created_at":"2026-05-18T01:21:40Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1601.08230","created_at":"2026-05-18T01:21:40Z"},{"alias_kind":"pith_short_12","alias_value":"ODOD7FILKWFW","created_at":"2026-05-18T12:30:36Z"},{"alias_kind":"pith_short_16","alias_value":"ODOD7FILKWFWBHIO","created_at":"2026-05-18T12:30:36Z"},{"alias_kind":"pith_short_8","alias_value":"ODOD7FIL","created_at":"2026-05-18T12:30:36Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:ODOD7FILKWFWBHIOJSO7KELZTR","target":"record","payload":{"canonical_record":{"source":{"id":"1601.08230","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2016-01-29T19:52:22Z","cross_cats_sorted":["hep-th"],"title_canon_sha256":"9ee904e86b705dbe2724ba3cd12132dbc06d018b0d6c04332a1cefa541c5461b","abstract_canon_sha256":"c67966ae44e3a0ec4b2b743462b6f928c0b1b7f6fbb76997330ea11213224a7b"},"schema_version":"1.0"},"canonical_sha256":"70dc3f950b558b609d0e4c9df511799c6c94b1394927778028b2f73f0ca6f8ab","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:21:40.031014Z","signature_b64":"V08Sg2tpsxdwdLQEWdyWtG2RPPQ8mNmDlPve7wWLGAzfg3j5VwxcsyT8CaH/BBTFhIkQz0JeJf774c4+EpVBBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"70dc3f950b558b609d0e4c9df511799c6c94b1394927778028b2f73f0ca6f8ab","last_reissued_at":"2026-05-18T01:21:40.030493Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:21:40.030493Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1601.08230","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":"2026-05-18T01:21:40Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/Unc0QaDtlTeFnJ/SotJoj60Khi8ROcv5XhQ1kA6gDHWsB+4Xt1boL30j3Sks255c8tMOYrArxWLm2g8zZy0Bw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-18T20:40:08.869015Z"},"content_sha256":"cc0b3d583a23ea7637e4663e60c7af55474cb4925a5964187ce1d0732ff13d3e","schema_version":"1.0","event_id":"sha256:cc0b3d583a23ea7637e4663e60c7af55474cb4925a5964187ce1d0732ff13d3e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:ODOD7FILKWFWBHIOJSO7KELZTR","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Hairy black holes in the XX-th and XXI-st centuries","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-th"],"primary_cat":"gr-qc","authors_text":"Mikhail S. Volkov","submitted_at":"2016-01-29T19:52:22Z","abstract_excerpt":"This is a brief summary of the most important hairy black hole solutions in 3+1 spacetime dimensions discovered over the last 25 years. These were first of all the Einstein-Yang-Mills black holes and their various generalizations including the Higgs field, the dilaton and the curvature corrections, and also the Skyrme black holes. More recently, these were black holes supporting a scalar field violating the energy conditions or non-minimally coupled to gravity, and also spinning black holes with massive complex scalar hair. Finally, these were black holes with massive graviton hair."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1601.08230","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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:21:40Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"I7jVTtiFee3SWi58HYGKHr1+Rg11QkwORtW3m4vsuAh6YzGbAV9YtGdNSxSMlimyFEcucdJ1IQKWVRsE7HF4DA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-18T20:40:08.869674Z"},"content_sha256":"a84efea8ff3781091be658514601b23dae4ed6c1313429b1c9186f5f5950e588","schema_version":"1.0","event_id":"sha256:a84efea8ff3781091be658514601b23dae4ed6c1313429b1c9186f5f5950e588"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ODOD7FILKWFWBHIOJSO7KELZTR/bundle.json","state_url":"https://pith.science/pith/ODOD7FILKWFWBHIOJSO7KELZTR/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ODOD7FILKWFWBHIOJSO7KELZTR/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":"2026-05-18T20:40:08Z","links":{"resolver":"https://pith.science/pith/ODOD7FILKWFWBHIOJSO7KELZTR","bundle":"https://pith.science/pith/ODOD7FILKWFWBHIOJSO7KELZTR/bundle.json","state":"https://pith.science/pith/ODOD7FILKWFWBHIOJSO7KELZTR/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ODOD7FILKWFWBHIOJSO7KELZTR/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:ODOD7FILKWFWBHIOJSO7KELZTR","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":"c67966ae44e3a0ec4b2b743462b6f928c0b1b7f6fbb76997330ea11213224a7b","cross_cats_sorted":["hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2016-01-29T19:52:22Z","title_canon_sha256":"9ee904e86b705dbe2724ba3cd12132dbc06d018b0d6c04332a1cefa541c5461b"},"schema_version":"1.0","source":{"id":"1601.08230","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1601.08230","created_at":"2026-05-18T01:21:40Z"},{"alias_kind":"arxiv_version","alias_value":"1601.08230v1","created_at":"2026-05-18T01:21:40Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1601.08230","created_at":"2026-05-18T01:21:40Z"},{"alias_kind":"pith_short_12","alias_value":"ODOD7FILKWFW","created_at":"2026-05-18T12:30:36Z"},{"alias_kind":"pith_short_16","alias_value":"ODOD7FILKWFWBHIO","created_at":"2026-05-18T12:30:36Z"},{"alias_kind":"pith_short_8","alias_value":"ODOD7FIL","created_at":"2026-05-18T12:30:36Z"}],"graph_snapshots":[{"event_id":"sha256:a84efea8ff3781091be658514601b23dae4ed6c1313429b1c9186f5f5950e588","target":"graph","created_at":"2026-05-18T01:21:40Z","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":"This is a brief summary of the most important hairy black hole solutions in 3+1 spacetime dimensions discovered over the last 25 years. These were first of all the Einstein-Yang-Mills black holes and their various generalizations including the Higgs field, the dilaton and the curvature corrections, and also the Skyrme black holes. More recently, these were black holes supporting a scalar field violating the energy conditions or non-minimally coupled to gravity, and also spinning black holes with massive complex scalar hair. Finally, these were black holes with massive graviton hair.","authors_text":"Mikhail S. Volkov","cross_cats":["hep-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2016-01-29T19:52:22Z","title":"Hairy black holes in the XX-th and XXI-st centuries"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1601.08230","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:cc0b3d583a23ea7637e4663e60c7af55474cb4925a5964187ce1d0732ff13d3e","target":"record","created_at":"2026-05-18T01:21:40Z","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":"c67966ae44e3a0ec4b2b743462b6f928c0b1b7f6fbb76997330ea11213224a7b","cross_cats_sorted":["hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2016-01-29T19:52:22Z","title_canon_sha256":"9ee904e86b705dbe2724ba3cd12132dbc06d018b0d6c04332a1cefa541c5461b"},"schema_version":"1.0","source":{"id":"1601.08230","kind":"arxiv","version":1}},"canonical_sha256":"70dc3f950b558b609d0e4c9df511799c6c94b1394927778028b2f73f0ca6f8ab","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"70dc3f950b558b609d0e4c9df511799c6c94b1394927778028b2f73f0ca6f8ab","first_computed_at":"2026-05-18T01:21:40.030493Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:21:40.030493Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"V08Sg2tpsxdwdLQEWdyWtG2RPPQ8mNmDlPve7wWLGAzfg3j5VwxcsyT8CaH/BBTFhIkQz0JeJf774c4+EpVBBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:21:40.031014Z","signed_message":"canonical_sha256_bytes"},"source_id":"1601.08230","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:cc0b3d583a23ea7637e4663e60c7af55474cb4925a5964187ce1d0732ff13d3e","sha256:a84efea8ff3781091be658514601b23dae4ed6c1313429b1c9186f5f5950e588"],"state_sha256":"99b72b65b8aefe9892e6192a9b93c19f37d4e0a3384c1f66755094e93f1fbe52"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6rb1wB5W+Z34HaueriDBjGUCKtyadvIkXoaON7YBReqISwkCF04bovcxbPTEQed1LuGDED8Gd+NbkmeubEVYCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-18T20:40:08.871736Z","bundle_sha256":"64593cb29ad823ca5a169dc8c4b07c73da4454eca1d9db3acb8e2d5eb60d9eb1"}}