{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2007:KCKP7BT25M3K3GGDLYJHOOTJ6N","short_pith_number":"pith:KCKP7BT2","canonical_record":{"source":{"id":"0705.2048","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"gr-qc","submitted_at":"2007-05-15T17:15:07Z","cross_cats_sorted":["astro-ph","hep-th"],"title_canon_sha256":"c490b9a41cb94802dbaa609ab87a48924c6520313e80eaeee9b353cbfd073c69","abstract_canon_sha256":"1fbcacc679d1152d40d9a6977b2ac0090edc86f43c4c28c64095e8b08de74086"},"schema_version":"1.0"},"canonical_sha256":"5094ff867aeb36ad98c35e12773a69f377f42e5ca6556dcda429136fea0cdb12","source":{"kind":"arxiv","id":"0705.2048","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0705.2048","created_at":"2026-07-04T15:01:23Z"},{"alias_kind":"arxiv_version","alias_value":"0705.2048v1","created_at":"2026-07-04T15:01:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0705.2048","created_at":"2026-07-04T15:01:23Z"},{"alias_kind":"pith_short_12","alias_value":"KCKP7BT25M3K","created_at":"2026-07-04T15:01:23Z"},{"alias_kind":"pith_short_16","alias_value":"KCKP7BT25M3K3GGD","created_at":"2026-07-04T15:01:23Z"},{"alias_kind":"pith_short_8","alias_value":"KCKP7BT2","created_at":"2026-07-04T15:01:23Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2007:KCKP7BT25M3K3GGDLYJHOOTJ6N","target":"record","payload":{"canonical_record":{"source":{"id":"0705.2048","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"gr-qc","submitted_at":"2007-05-15T17:15:07Z","cross_cats_sorted":["astro-ph","hep-th"],"title_canon_sha256":"c490b9a41cb94802dbaa609ab87a48924c6520313e80eaeee9b353cbfd073c69","abstract_canon_sha256":"1fbcacc679d1152d40d9a6977b2ac0090edc86f43c4c28c64095e8b08de74086"},"schema_version":"1.0"},"canonical_sha256":"5094ff867aeb36ad98c35e12773a69f377f42e5ca6556dcda429136fea0cdb12","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T15:01:23.014165Z","signature_b64":"OGyu8EbnnB0+6banQCp7ipNdtehX21lPjQBzPUZwb7olimKnvKukgfKjkmdUNcV80WGW4elKixqlmRjwgcbZBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5094ff867aeb36ad98c35e12773a69f377f42e5ca6556dcda429136fea0cdb12","last_reissued_at":"2026-07-04T15:01:23.013810Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T15:01:23.013810Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0705.2048","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":"2026-07-04T15:01:23Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"h5YL75ISMJmOojk4hZrGOD0Afi+8mbHYJ6boBcg6/hFyYotksiD17Fn9kmYfPg+MK7b1V0d2r1aZ0blDt/c2Bg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-07T08:05:23.160271Z"},"content_sha256":"2646579dfb3f1716b20404b7eaaf9276232b66e2de060a18f07772b5a1d9245d","schema_version":"1.0","event_id":"sha256:2646579dfb3f1716b20404b7eaaf9276232b66e2de060a18f07772b5a1d9245d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2007:KCKP7BT25M3K3GGDLYJHOOTJ6N","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"On Constructing Baby Universes and Black Holes","license":"","headline":"","cross_cats":["astro-ph","hep-th"],"primary_cat":"gr-qc","authors_text":"Tanmay Vachaspati","submitted_at":"2007-05-15T17:15:07Z","abstract_excerpt":"The creation of spacetimes with horizons is discussed, focussing on baby universes and black holes as examples. There is a complex interplay of quantum theory and General Relativity in both cases, leading to consequences for the future of the universe and the information loss paradox, and to a deeper understanding of quantum gravity."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0705.2048","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/0705.2048/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":"2026-07-04T15:01:23Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"IWNNHcOpE+RwwQ2SjNJGCwucjjvGl47hxCXsTzqXs3HdvSyYV1HK44OOrPcj4IPJuE2Tr05WrKZu6ft5nVx3Cw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-07T08:05:23.160850Z"},"content_sha256":"dbe8dc3a373608ff3d8bdaa15f7a3d71d43e4d43432eb9bb74ea686dc78d3348","schema_version":"1.0","event_id":"sha256:dbe8dc3a373608ff3d8bdaa15f7a3d71d43e4d43432eb9bb74ea686dc78d3348"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/KCKP7BT25M3K3GGDLYJHOOTJ6N/bundle.json","state_url":"https://pith.science/pith/KCKP7BT25M3K3GGDLYJHOOTJ6N/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/KCKP7BT25M3K3GGDLYJHOOTJ6N/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":"2026-08-07T08:05:23Z","links":{"resolver":"https://pith.science/pith/KCKP7BT25M3K3GGDLYJHOOTJ6N","bundle":"https://pith.science/pith/KCKP7BT25M3K3GGDLYJHOOTJ6N/bundle.json","state":"https://pith.science/pith/KCKP7BT25M3K3GGDLYJHOOTJ6N/state.json","well_known_bundle":"https://pith.science/.well-known/pith/KCKP7BT25M3K3GGDLYJHOOTJ6N/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2007:KCKP7BT25M3K3GGDLYJHOOTJ6N","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":"1fbcacc679d1152d40d9a6977b2ac0090edc86f43c4c28c64095e8b08de74086","cross_cats_sorted":["astro-ph","hep-th"],"license":"","primary_cat":"gr-qc","submitted_at":"2007-05-15T17:15:07Z","title_canon_sha256":"c490b9a41cb94802dbaa609ab87a48924c6520313e80eaeee9b353cbfd073c69"},"schema_version":"1.0","source":{"id":"0705.2048","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0705.2048","created_at":"2026-07-04T15:01:23Z"},{"alias_kind":"arxiv_version","alias_value":"0705.2048v1","created_at":"2026-07-04T15:01:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0705.2048","created_at":"2026-07-04T15:01:23Z"},{"alias_kind":"pith_short_12","alias_value":"KCKP7BT25M3K","created_at":"2026-07-04T15:01:23Z"},{"alias_kind":"pith_short_16","alias_value":"KCKP7BT25M3K3GGD","created_at":"2026-07-04T15:01:23Z"},{"alias_kind":"pith_short_8","alias_value":"KCKP7BT2","created_at":"2026-07-04T15:01:23Z"}],"graph_snapshots":[{"event_id":"sha256:dbe8dc3a373608ff3d8bdaa15f7a3d71d43e4d43432eb9bb74ea686dc78d3348","target":"graph","created_at":"2026-07-04T15:01:23Z","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/0705.2048/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The creation of spacetimes with horizons is discussed, focussing on baby universes and black holes as examples. There is a complex interplay of quantum theory and General Relativity in both cases, leading to consequences for the future of the universe and the information loss paradox, and to a deeper understanding of quantum gravity.","authors_text":"Tanmay Vachaspati","cross_cats":["astro-ph","hep-th"],"headline":"","license":"","primary_cat":"gr-qc","submitted_at":"2007-05-15T17:15:07Z","title":"On Constructing Baby Universes and Black Holes"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0705.2048","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":"sha256:2646579dfb3f1716b20404b7eaaf9276232b66e2de060a18f07772b5a1d9245d","target":"record","created_at":"2026-07-04T15:01:23Z","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":"1fbcacc679d1152d40d9a6977b2ac0090edc86f43c4c28c64095e8b08de74086","cross_cats_sorted":["astro-ph","hep-th"],"license":"","primary_cat":"gr-qc","submitted_at":"2007-05-15T17:15:07Z","title_canon_sha256":"c490b9a41cb94802dbaa609ab87a48924c6520313e80eaeee9b353cbfd073c69"},"schema_version":"1.0","source":{"id":"0705.2048","kind":"arxiv","version":1}},"canonical_sha256":"5094ff867aeb36ad98c35e12773a69f377f42e5ca6556dcda429136fea0cdb12","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5094ff867aeb36ad98c35e12773a69f377f42e5ca6556dcda429136fea0cdb12","first_computed_at":"2026-07-04T15:01:23.013810Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T15:01:23.013810Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"OGyu8EbnnB0+6banQCp7ipNdtehX21lPjQBzPUZwb7olimKnvKukgfKjkmdUNcV80WGW4elKixqlmRjwgcbZBg==","signature_status":"signed_v1","signed_at":"2026-07-04T15:01:23.014165Z","signed_message":"canonical_sha256_bytes"},"source_id":"0705.2048","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:2646579dfb3f1716b20404b7eaaf9276232b66e2de060a18f07772b5a1d9245d","sha256:dbe8dc3a373608ff3d8bdaa15f7a3d71d43e4d43432eb9bb74ea686dc78d3348"],"state_sha256":"fd8210b9613c6fbb8c63ed6aa897e3ea58f79d2b0bc9382c1eb03e8b34b987ad"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"JdbB3+si6IEn6s7Mj94O7u6YHgULV2s7LyK2MgYswXm/0daeQlfhBpfGIHqvLGwon0FfTTaBqp6jszcAeXwGAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-07T08:05:23.164785Z","bundle_sha256":"66ffb3d33e5b46749beb98490cdf23d652c6b1b461d5f185c5abeb67403fb5ad"}}