{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:UARRZ4WCEQHRWR2EFDMVMFPXLS","short_pith_number":"pith:UARRZ4WC","canonical_record":{"source":{"id":"1405.1883","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2014-05-08T11:15:41Z","cross_cats_sorted":["astro-ph.HE"],"title_canon_sha256":"910506348a240c4c0b74f7a7db654792400a95ab1616060d2a09df7d91b0886a","abstract_canon_sha256":"a3c4169717bb197a38d0f3a912966aeffd3bbf2c31fc9d12554cc971b1b6ceb2"},"schema_version":"1.0"},"canonical_sha256":"a0231cf2c2240f1b474428d95615f75c88cdbefd6d9dce315c1b3435de247b94","source":{"kind":"arxiv","id":"1405.1883","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1405.1883","created_at":"2026-05-18T02:46:15Z"},{"alias_kind":"arxiv_version","alias_value":"1405.1883v2","created_at":"2026-05-18T02:46:15Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1405.1883","created_at":"2026-05-18T02:46:15Z"},{"alias_kind":"pith_short_12","alias_value":"UARRZ4WCEQHR","created_at":"2026-05-18T12:28:52Z"},{"alias_kind":"pith_short_16","alias_value":"UARRZ4WCEQHRWR2E","created_at":"2026-05-18T12:28:52Z"},{"alias_kind":"pith_short_8","alias_value":"UARRZ4WC","created_at":"2026-05-18T12:28:52Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:UARRZ4WCEQHRWR2EFDMVMFPXLS","target":"record","payload":{"canonical_record":{"source":{"id":"1405.1883","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2014-05-08T11:15:41Z","cross_cats_sorted":["astro-ph.HE"],"title_canon_sha256":"910506348a240c4c0b74f7a7db654792400a95ab1616060d2a09df7d91b0886a","abstract_canon_sha256":"a3c4169717bb197a38d0f3a912966aeffd3bbf2c31fc9d12554cc971b1b6ceb2"},"schema_version":"1.0"},"canonical_sha256":"a0231cf2c2240f1b474428d95615f75c88cdbefd6d9dce315c1b3435de247b94","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:46:15.867622Z","signature_b64":"F/5kPA0u1XBWJ9s+z+wIxRprBGA1JUGivUGQK1/YsCo2KJ2OZ48dRp9og10DW3+91JLd30leHpPGQMwS/l3mDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a0231cf2c2240f1b474428d95615f75c88cdbefd6d9dce315c1b3435de247b94","last_reissued_at":"2026-05-18T02:46:15.867056Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:46:15.867056Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1405.1883","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":"2026-05-18T02:46:15Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ANVDzrLudk1v7JRbEVMi3qwG0t2PN3DmpKcZRwuYXPwOEfTuRzA/j2Nczp8p3SxH+N8u6OOiX1cyHlH3B/jhCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T09:21:12.669828Z"},"content_sha256":"0823537d97063e445ecc8a98deaa307b01cb168c13822e591287bd7d1c18f4df","schema_version":"1.0","event_id":"sha256:0823537d97063e445ecc8a98deaa307b01cb168c13822e591287bd7d1c18f4df"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:UARRZ4WCEQHRWR2EFDMVMFPXLS","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Distinguishing black holes and wormholes with orbiting hot spots","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.HE"],"primary_cat":"gr-qc","authors_text":"Cosimo Bambi, Zilong Li","submitted_at":"2014-05-08T11:15:41Z","abstract_excerpt":"The supermassive black hole candidates at the center of every normal galaxy might be wormholes created in the early Universe and connecting either two different regions of our Universe or two different universes in a Multiverse model. Indeed, the origin of these supermassive objects is not well understood, topological non-trivial structures like wormholes are allowed both in general relativity and in alternative theories of gravity, and current observations cannot rule out such a possibility. In a few years, the VLTI instrument GRAVITY will have the capability to image blobs of plasma orbiting"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1405.1883","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":"2026-05-18T02:46:15Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8e6wkeA2NqiN0eOWXw5GBx5dq9SPaZzAeTi9Mve5aSoElNatlk6FeO26VXUdG4VqBcZalXx05WY/pVlcQHLrBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T09:21:12.670496Z"},"content_sha256":"29ef312791e9d27aeadc466795707aec7ccd98d53125e291724e4bd5942cbd24","schema_version":"1.0","event_id":"sha256:29ef312791e9d27aeadc466795707aec7ccd98d53125e291724e4bd5942cbd24"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/UARRZ4WCEQHRWR2EFDMVMFPXLS/bundle.json","state_url":"https://pith.science/pith/UARRZ4WCEQHRWR2EFDMVMFPXLS/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/UARRZ4WCEQHRWR2EFDMVMFPXLS/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":"2026-05-25T09:21:12Z","links":{"resolver":"https://pith.science/pith/UARRZ4WCEQHRWR2EFDMVMFPXLS","bundle":"https://pith.science/pith/UARRZ4WCEQHRWR2EFDMVMFPXLS/bundle.json","state":"https://pith.science/pith/UARRZ4WCEQHRWR2EFDMVMFPXLS/state.json","well_known_bundle":"https://pith.science/.well-known/pith/UARRZ4WCEQHRWR2EFDMVMFPXLS/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:UARRZ4WCEQHRWR2EFDMVMFPXLS","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":"a3c4169717bb197a38d0f3a912966aeffd3bbf2c31fc9d12554cc971b1b6ceb2","cross_cats_sorted":["astro-ph.HE"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2014-05-08T11:15:41Z","title_canon_sha256":"910506348a240c4c0b74f7a7db654792400a95ab1616060d2a09df7d91b0886a"},"schema_version":"1.0","source":{"id":"1405.1883","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1405.1883","created_at":"2026-05-18T02:46:15Z"},{"alias_kind":"arxiv_version","alias_value":"1405.1883v2","created_at":"2026-05-18T02:46:15Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1405.1883","created_at":"2026-05-18T02:46:15Z"},{"alias_kind":"pith_short_12","alias_value":"UARRZ4WCEQHR","created_at":"2026-05-18T12:28:52Z"},{"alias_kind":"pith_short_16","alias_value":"UARRZ4WCEQHRWR2E","created_at":"2026-05-18T12:28:52Z"},{"alias_kind":"pith_short_8","alias_value":"UARRZ4WC","created_at":"2026-05-18T12:28:52Z"}],"graph_snapshots":[{"event_id":"sha256:29ef312791e9d27aeadc466795707aec7ccd98d53125e291724e4bd5942cbd24","target":"graph","created_at":"2026-05-18T02:46:15Z","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":"The supermassive black hole candidates at the center of every normal galaxy might be wormholes created in the early Universe and connecting either two different regions of our Universe or two different universes in a Multiverse model. Indeed, the origin of these supermassive objects is not well understood, topological non-trivial structures like wormholes are allowed both in general relativity and in alternative theories of gravity, and current observations cannot rule out such a possibility. In a few years, the VLTI instrument GRAVITY will have the capability to image blobs of plasma orbiting","authors_text":"Cosimo Bambi, Zilong Li","cross_cats":["astro-ph.HE"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2014-05-08T11:15:41Z","title":"Distinguishing black holes and wormholes with orbiting hot spots"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1405.1883","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":"sha256:0823537d97063e445ecc8a98deaa307b01cb168c13822e591287bd7d1c18f4df","target":"record","created_at":"2026-05-18T02:46:15Z","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":"a3c4169717bb197a38d0f3a912966aeffd3bbf2c31fc9d12554cc971b1b6ceb2","cross_cats_sorted":["astro-ph.HE"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2014-05-08T11:15:41Z","title_canon_sha256":"910506348a240c4c0b74f7a7db654792400a95ab1616060d2a09df7d91b0886a"},"schema_version":"1.0","source":{"id":"1405.1883","kind":"arxiv","version":2}},"canonical_sha256":"a0231cf2c2240f1b474428d95615f75c88cdbefd6d9dce315c1b3435de247b94","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a0231cf2c2240f1b474428d95615f75c88cdbefd6d9dce315c1b3435de247b94","first_computed_at":"2026-05-18T02:46:15.867056Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:46:15.867056Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"F/5kPA0u1XBWJ9s+z+wIxRprBGA1JUGivUGQK1/YsCo2KJ2OZ48dRp9og10DW3+91JLd30leHpPGQMwS/l3mDQ==","signature_status":"signed_v1","signed_at":"2026-05-18T02:46:15.867622Z","signed_message":"canonical_sha256_bytes"},"source_id":"1405.1883","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0823537d97063e445ecc8a98deaa307b01cb168c13822e591287bd7d1c18f4df","sha256:29ef312791e9d27aeadc466795707aec7ccd98d53125e291724e4bd5942cbd24"],"state_sha256":"a95f688bd705c6ecd694c70a4d526cee1018f4077c006939627ecaf4f2b2e2f1"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"X6FPXshIqs6FJSnUrdiDqTPEn5FjT7BcBGb7rWu4/gB+cjZLEf0edPV2q55sm/KyightTCma3cycYrKkLbipBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T09:21:12.673896Z","bundle_sha256":"10c51ea8a36b21098581303a907b3943c4586bb7b5dddcf5ecdac21f52e19446"}}