{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:O2Y5BOGDDD67KT6EXBVQ7JLEQA","short_pith_number":"pith:O2Y5BOGD","canonical_record":{"source":{"id":"1107.4653","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2011-07-23T03:52:01Z","cross_cats_sorted":["hep-th"],"title_canon_sha256":"5268380d6b8e0cf3eb8b4510c820cd696d16e3651ede0fe1c3099a6a06a127c4","abstract_canon_sha256":"c2d07cc5b661afaf6b57ef228f7d3d222806673f364ae217e12d2fbf29d88c7f"},"schema_version":"1.0"},"canonical_sha256":"76b1d0b8c318fdf54fc4b86b0fa56480110897597eeb948846b5f44a9a224d3d","source":{"kind":"arxiv","id":"1107.4653","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1107.4653","created_at":"2026-05-18T02:01:11Z"},{"alias_kind":"arxiv_version","alias_value":"1107.4653v2","created_at":"2026-05-18T02:01:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1107.4653","created_at":"2026-05-18T02:01:11Z"},{"alias_kind":"pith_short_12","alias_value":"O2Y5BOGDDD67","created_at":"2026-05-18T12:26:37Z"},{"alias_kind":"pith_short_16","alias_value":"O2Y5BOGDDD67KT6E","created_at":"2026-05-18T12:26:37Z"},{"alias_kind":"pith_short_8","alias_value":"O2Y5BOGD","created_at":"2026-05-18T12:26:37Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:O2Y5BOGDDD67KT6EXBVQ7JLEQA","target":"record","payload":{"canonical_record":{"source":{"id":"1107.4653","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2011-07-23T03:52:01Z","cross_cats_sorted":["hep-th"],"title_canon_sha256":"5268380d6b8e0cf3eb8b4510c820cd696d16e3651ede0fe1c3099a6a06a127c4","abstract_canon_sha256":"c2d07cc5b661afaf6b57ef228f7d3d222806673f364ae217e12d2fbf29d88c7f"},"schema_version":"1.0"},"canonical_sha256":"76b1d0b8c318fdf54fc4b86b0fa56480110897597eeb948846b5f44a9a224d3d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:01:11.068514Z","signature_b64":"GFY+NYwmTNGgf9G4W4/WXMP/HBKGC1bXND7kLJxi/23Ou6sctSF7muA4gdMto5rmbV6eRzh1rO9W6XBu1Y9jCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"76b1d0b8c318fdf54fc4b86b0fa56480110897597eeb948846b5f44a9a224d3d","last_reissued_at":"2026-05-18T02:01:11.067686Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:01:11.067686Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1107.4653","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":"2026-05-18T02:01:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"qkT9jpu8CyWa+CvZcgS4UF6UzQHE9XChSdFBFz6NGbDWFjkfH847mdiQB3hAmcjO9FgelivITR1eeW1on3uOBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-21T20:13:38.487868Z"},"content_sha256":"423595555c14a292e6fe90c266fff98679b1f2be1857cbb90d65f453986f081d","schema_version":"1.0","event_id":"sha256:423595555c14a292e6fe90c266fff98679b1f2be1857cbb90d65f453986f081d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:O2Y5BOGDDD67KT6EXBVQ7JLEQA","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The no-boundary measure in scalar-tensor gravity","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-th"],"primary_cat":"gr-qc","authors_text":"Dong-han Yeom, Dong-il Hwang, Hanno Sahlmann","submitted_at":"2011-07-23T03:52:01Z","abstract_excerpt":"In this article, we study the no-boundary wave function in scalar-tensor gravity with various potentials for the non-minimally coupled scalar field. Our goal is to calculate probabilities for the scalar field - and hence the effective gravitational coupling and cosmological constant - to take specific values. Most calculations are done in the minisuperspace approximation, and we use a saddle point approximation for the Euclidean action, which is then evaluated numerically. We find that for potentials that have several minima, none of them is substantially preferred by the quantum mechanical pr"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1107.4653","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":"2026-05-18T02:01:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"nP/8JmB26FBX30gmahtqjalYZmOfvHylB5KZLL10J94h4/7o0sMj5ApFhBTcx7S5P8yKba6vveqYOjQ5uIQBCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-21T20:13:38.488482Z"},"content_sha256":"121aab3eafca7153b38765503f52530e2ebefd9b75c6c056cc41f49585b7f8ee","schema_version":"1.0","event_id":"sha256:121aab3eafca7153b38765503f52530e2ebefd9b75c6c056cc41f49585b7f8ee"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/O2Y5BOGDDD67KT6EXBVQ7JLEQA/bundle.json","state_url":"https://pith.science/pith/O2Y5BOGDDD67KT6EXBVQ7JLEQA/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/O2Y5BOGDDD67KT6EXBVQ7JLEQA/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":"2026-05-21T20:13:38Z","links":{"resolver":"https://pith.science/pith/O2Y5BOGDDD67KT6EXBVQ7JLEQA","bundle":"https://pith.science/pith/O2Y5BOGDDD67KT6EXBVQ7JLEQA/bundle.json","state":"https://pith.science/pith/O2Y5BOGDDD67KT6EXBVQ7JLEQA/state.json","well_known_bundle":"https://pith.science/.well-known/pith/O2Y5BOGDDD67KT6EXBVQ7JLEQA/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:O2Y5BOGDDD67KT6EXBVQ7JLEQA","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":"c2d07cc5b661afaf6b57ef228f7d3d222806673f364ae217e12d2fbf29d88c7f","cross_cats_sorted":["hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2011-07-23T03:52:01Z","title_canon_sha256":"5268380d6b8e0cf3eb8b4510c820cd696d16e3651ede0fe1c3099a6a06a127c4"},"schema_version":"1.0","source":{"id":"1107.4653","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1107.4653","created_at":"2026-05-18T02:01:11Z"},{"alias_kind":"arxiv_version","alias_value":"1107.4653v2","created_at":"2026-05-18T02:01:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1107.4653","created_at":"2026-05-18T02:01:11Z"},{"alias_kind":"pith_short_12","alias_value":"O2Y5BOGDDD67","created_at":"2026-05-18T12:26:37Z"},{"alias_kind":"pith_short_16","alias_value":"O2Y5BOGDDD67KT6E","created_at":"2026-05-18T12:26:37Z"},{"alias_kind":"pith_short_8","alias_value":"O2Y5BOGD","created_at":"2026-05-18T12:26:37Z"}],"graph_snapshots":[{"event_id":"sha256:121aab3eafca7153b38765503f52530e2ebefd9b75c6c056cc41f49585b7f8ee","target":"graph","created_at":"2026-05-18T02:01:11Z","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":"In this article, we study the no-boundary wave function in scalar-tensor gravity with various potentials for the non-minimally coupled scalar field. Our goal is to calculate probabilities for the scalar field - and hence the effective gravitational coupling and cosmological constant - to take specific values. Most calculations are done in the minisuperspace approximation, and we use a saddle point approximation for the Euclidean action, which is then evaluated numerically. We find that for potentials that have several minima, none of them is substantially preferred by the quantum mechanical pr","authors_text":"Dong-han Yeom, Dong-il Hwang, Hanno Sahlmann","cross_cats":["hep-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2011-07-23T03:52:01Z","title":"The no-boundary measure in scalar-tensor gravity"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1107.4653","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":"sha256:423595555c14a292e6fe90c266fff98679b1f2be1857cbb90d65f453986f081d","target":"record","created_at":"2026-05-18T02:01:11Z","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":"c2d07cc5b661afaf6b57ef228f7d3d222806673f364ae217e12d2fbf29d88c7f","cross_cats_sorted":["hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2011-07-23T03:52:01Z","title_canon_sha256":"5268380d6b8e0cf3eb8b4510c820cd696d16e3651ede0fe1c3099a6a06a127c4"},"schema_version":"1.0","source":{"id":"1107.4653","kind":"arxiv","version":2}},"canonical_sha256":"76b1d0b8c318fdf54fc4b86b0fa56480110897597eeb948846b5f44a9a224d3d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"76b1d0b8c318fdf54fc4b86b0fa56480110897597eeb948846b5f44a9a224d3d","first_computed_at":"2026-05-18T02:01:11.067686Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:01:11.067686Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"GFY+NYwmTNGgf9G4W4/WXMP/HBKGC1bXND7kLJxi/23Ou6sctSF7muA4gdMto5rmbV6eRzh1rO9W6XBu1Y9jCg==","signature_status":"signed_v1","signed_at":"2026-05-18T02:01:11.068514Z","signed_message":"canonical_sha256_bytes"},"source_id":"1107.4653","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:423595555c14a292e6fe90c266fff98679b1f2be1857cbb90d65f453986f081d","sha256:121aab3eafca7153b38765503f52530e2ebefd9b75c6c056cc41f49585b7f8ee"],"state_sha256":"ac2d0650ea1769c6abe42b77c68a856111f26938a115d6febda9b814f94d62ba"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"cqTA7ziTbC3IsepMngwFgYPNvWF3oWZ5hn8WqtEHwMILUFn58wU/tpWDm5OzvzImYVnBLHsilLqGS7w1LBhRBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-21T20:13:38.491542Z","bundle_sha256":"2f63f1d40bcff7ebc5520ad6b1076e6f53b743ae037179f4e4101bda1519c156"}}