{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:A74FMDCBDQ7LTSR6PJL7ZZQCNL","short_pith_number":"pith:A74FMDCB","canonical_record":{"source":{"id":"1304.2836","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2013-04-10T03:22:25Z","cross_cats_sorted":["astro-ph.HE","hep-ph","hep-th"],"title_canon_sha256":"38e52a2db86c232c3410b4da7fd860a7227158c68afc126851bd4ead2bcf645a","abstract_canon_sha256":"5a4f14f0cc997dc8da29e0e3f585afcfa2b15f5b58fcfd9cfe2fa20c19b660f9"},"schema_version":"1.0"},"canonical_sha256":"07f8560c411c3eb9ca3e7a57fce6026ae2c1aa1dd7632891f9ef549690b4e624","source":{"kind":"arxiv","id":"1304.2836","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1304.2836","created_at":"2026-05-18T03:19:57Z"},{"alias_kind":"arxiv_version","alias_value":"1304.2836v2","created_at":"2026-05-18T03:19:57Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1304.2836","created_at":"2026-05-18T03:19:57Z"},{"alias_kind":"pith_short_12","alias_value":"A74FMDCBDQ7L","created_at":"2026-05-18T12:27:38Z"},{"alias_kind":"pith_short_16","alias_value":"A74FMDCBDQ7LTSR6","created_at":"2026-05-18T12:27:38Z"},{"alias_kind":"pith_short_8","alias_value":"A74FMDCB","created_at":"2026-05-18T12:27:38Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:A74FMDCBDQ7LTSR6PJL7ZZQCNL","target":"record","payload":{"canonical_record":{"source":{"id":"1304.2836","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2013-04-10T03:22:25Z","cross_cats_sorted":["astro-ph.HE","hep-ph","hep-th"],"title_canon_sha256":"38e52a2db86c232c3410b4da7fd860a7227158c68afc126851bd4ead2bcf645a","abstract_canon_sha256":"5a4f14f0cc997dc8da29e0e3f585afcfa2b15f5b58fcfd9cfe2fa20c19b660f9"},"schema_version":"1.0"},"canonical_sha256":"07f8560c411c3eb9ca3e7a57fce6026ae2c1aa1dd7632891f9ef549690b4e624","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:19:57.434630Z","signature_b64":"LzjcuHk5t1olH0FzpGJxVxHNFNCNzgXnFFrliO6ZbHHLZn+hhYgoeBCa+Nn7u947w92YFL9IHf6rRyxm3n/UBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"07f8560c411c3eb9ca3e7a57fce6026ae2c1aa1dd7632891f9ef549690b4e624","last_reissued_at":"2026-05-18T03:19:57.433759Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:19:57.433759Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1304.2836","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":"2026-05-18T03:19:57Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/7ZrwGxP3BGUjUsF0pIqxOiyXaJezPF9H06oK84TLIm6D07K8vbQjxhYtO3lSrGd5thtkkFNxkyDnUJ2fWhvBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T16:35:34.396265Z"},"content_sha256":"01b610fd04a2d070562f950ded71252c7a933b64c5c502df8890f4ebd6fdf2ff","schema_version":"1.0","event_id":"sha256:01b610fd04a2d070562f950ded71252c7a933b64c5c502df8890f4ebd6fdf2ff"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:A74FMDCBDQ7LTSR6PJL7ZZQCNL","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Numerical simulations of single and binary black holes in scalar-tensor theories: circumventing the no-hair theorem","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.HE","hep-ph","hep-th"],"primary_cat":"gr-qc","authors_text":"Emanuele Berti, Leonardo Gualtieri, Michael Horbatsch, Ulrich Sperhake, Vitor Cardoso","submitted_at":"2013-04-10T03:22:25Z","abstract_excerpt":"Scalar-tensor theories are a compelling alternative to general relativity and one of the most accepted extensions of Einstein's theory. Black holes in these theories have no hair, but could grow \"wigs\" supported by time-dependent boundary conditions or spatial gradients. Time-dependent or spatially varying fields lead in general to nontrivial black hole dynamics, with potentially interesting experimental consequences. We carry out a numerical investigation of the dynamics of single and binary black holes in the presence of scalar fields. In particular we study gravitational and scalar radiatio"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1304.2836","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":"2026-05-18T03:19:57Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"73Sfw+c2h1dQCknVaBC9YX+NhqQvgCpsQ/krO+RcCZx4395hPAEBL7vtPwlXQwGBS+4wzn+QJi/fB4grHq/ZCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T16:35:34.397023Z"},"content_sha256":"c0d90be4494c98b82e96fd48035696b6f0668ced2abde3fe9d40d10bc7136358","schema_version":"1.0","event_id":"sha256:c0d90be4494c98b82e96fd48035696b6f0668ced2abde3fe9d40d10bc7136358"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/A74FMDCBDQ7LTSR6PJL7ZZQCNL/bundle.json","state_url":"https://pith.science/pith/A74FMDCBDQ7LTSR6PJL7ZZQCNL/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/A74FMDCBDQ7LTSR6PJL7ZZQCNL/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":"2026-05-31T16:35:34Z","links":{"resolver":"https://pith.science/pith/A74FMDCBDQ7LTSR6PJL7ZZQCNL","bundle":"https://pith.science/pith/A74FMDCBDQ7LTSR6PJL7ZZQCNL/bundle.json","state":"https://pith.science/pith/A74FMDCBDQ7LTSR6PJL7ZZQCNL/state.json","well_known_bundle":"https://pith.science/.well-known/pith/A74FMDCBDQ7LTSR6PJL7ZZQCNL/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:A74FMDCBDQ7LTSR6PJL7ZZQCNL","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":"5a4f14f0cc997dc8da29e0e3f585afcfa2b15f5b58fcfd9cfe2fa20c19b660f9","cross_cats_sorted":["astro-ph.HE","hep-ph","hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2013-04-10T03:22:25Z","title_canon_sha256":"38e52a2db86c232c3410b4da7fd860a7227158c68afc126851bd4ead2bcf645a"},"schema_version":"1.0","source":{"id":"1304.2836","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1304.2836","created_at":"2026-05-18T03:19:57Z"},{"alias_kind":"arxiv_version","alias_value":"1304.2836v2","created_at":"2026-05-18T03:19:57Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1304.2836","created_at":"2026-05-18T03:19:57Z"},{"alias_kind":"pith_short_12","alias_value":"A74FMDCBDQ7L","created_at":"2026-05-18T12:27:38Z"},{"alias_kind":"pith_short_16","alias_value":"A74FMDCBDQ7LTSR6","created_at":"2026-05-18T12:27:38Z"},{"alias_kind":"pith_short_8","alias_value":"A74FMDCB","created_at":"2026-05-18T12:27:38Z"}],"graph_snapshots":[{"event_id":"sha256:c0d90be4494c98b82e96fd48035696b6f0668ced2abde3fe9d40d10bc7136358","target":"graph","created_at":"2026-05-18T03:19:57Z","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"},"paper":{"abstract_excerpt":"Scalar-tensor theories are a compelling alternative to general relativity and one of the most accepted extensions of Einstein's theory. Black holes in these theories have no hair, but could grow \"wigs\" supported by time-dependent boundary conditions or spatial gradients. Time-dependent or spatially varying fields lead in general to nontrivial black hole dynamics, with potentially interesting experimental consequences. We carry out a numerical investigation of the dynamics of single and binary black holes in the presence of scalar fields. In particular we study gravitational and scalar radiatio","authors_text":"Emanuele Berti, Leonardo Gualtieri, Michael Horbatsch, Ulrich Sperhake, Vitor Cardoso","cross_cats":["astro-ph.HE","hep-ph","hep-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2013-04-10T03:22:25Z","title":"Numerical simulations of single and binary black holes in scalar-tensor theories: circumventing the no-hair theorem"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1304.2836","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":"sha256:01b610fd04a2d070562f950ded71252c7a933b64c5c502df8890f4ebd6fdf2ff","target":"record","created_at":"2026-05-18T03:19:57Z","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":"5a4f14f0cc997dc8da29e0e3f585afcfa2b15f5b58fcfd9cfe2fa20c19b660f9","cross_cats_sorted":["astro-ph.HE","hep-ph","hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2013-04-10T03:22:25Z","title_canon_sha256":"38e52a2db86c232c3410b4da7fd860a7227158c68afc126851bd4ead2bcf645a"},"schema_version":"1.0","source":{"id":"1304.2836","kind":"arxiv","version":2}},"canonical_sha256":"07f8560c411c3eb9ca3e7a57fce6026ae2c1aa1dd7632891f9ef549690b4e624","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"07f8560c411c3eb9ca3e7a57fce6026ae2c1aa1dd7632891f9ef549690b4e624","first_computed_at":"2026-05-18T03:19:57.433759Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:19:57.433759Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"LzjcuHk5t1olH0FzpGJxVxHNFNCNzgXnFFrliO6ZbHHLZn+hhYgoeBCa+Nn7u947w92YFL9IHf6rRyxm3n/UBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T03:19:57.434630Z","signed_message":"canonical_sha256_bytes"},"source_id":"1304.2836","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:01b610fd04a2d070562f950ded71252c7a933b64c5c502df8890f4ebd6fdf2ff","sha256:c0d90be4494c98b82e96fd48035696b6f0668ced2abde3fe9d40d10bc7136358"],"state_sha256":"44600e300ad8143dab7e990633a9f006085e1082c7379927c652345a74077b0d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tE4lDbSFIh0JM3ODAiCCtT0GovVvtfmHxaPHBnUhemVyD2fyhrw53rqWg8fTq4/CMkZEuaY8zcfzAXKNFjwbBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-31T16:35:34.400556Z","bundle_sha256":"3857a742ee5cf66240d8b5b09635f3090f29977769e1a663056d68917427e85c"}}