{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:W4BASZQFDYF2ZBFTZVVQQY5G53","short_pith_number":"pith:W4BASZQF","canonical_record":{"source":{"id":"2005.09728","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2020-05-19T19:57:50Z","cross_cats_sorted":["astro-ph.HE"],"title_canon_sha256":"b2e9acb6c1b4d95ed9502021c8b15600bcb362fbe5a80ba4c14338c65ffeba83","abstract_canon_sha256":"3c6a001dbf49b7a65336edf12592751f4f90d2b67774c8c79835a83b9d9ffbf7"},"schema_version":"1.0"},"canonical_sha256":"b7020966051e0bac84b3cd6b0863a6eec19dfbbbef51db8d4c3702f099334bfc","source":{"kind":"arxiv","id":"2005.09728","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2005.09728","created_at":"2026-07-05T01:35:32Z"},{"alias_kind":"arxiv_version","alias_value":"2005.09728v2","created_at":"2026-07-05T01:35:32Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2005.09728","created_at":"2026-07-05T01:35:32Z"},{"alias_kind":"pith_short_12","alias_value":"W4BASZQFDYF2","created_at":"2026-07-05T01:35:32Z"},{"alias_kind":"pith_short_16","alias_value":"W4BASZQFDYF2ZBFT","created_at":"2026-07-05T01:35:32Z"},{"alias_kind":"pith_short_8","alias_value":"W4BASZQF","created_at":"2026-07-05T01:35:32Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:W4BASZQFDYF2ZBFTZVVQQY5G53","target":"record","payload":{"canonical_record":{"source":{"id":"2005.09728","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2020-05-19T19:57:50Z","cross_cats_sorted":["astro-ph.HE"],"title_canon_sha256":"b2e9acb6c1b4d95ed9502021c8b15600bcb362fbe5a80ba4c14338c65ffeba83","abstract_canon_sha256":"3c6a001dbf49b7a65336edf12592751f4f90d2b67774c8c79835a83b9d9ffbf7"},"schema_version":"1.0"},"canonical_sha256":"b7020966051e0bac84b3cd6b0863a6eec19dfbbbef51db8d4c3702f099334bfc","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T01:35:32.469007Z","signature_b64":"tK+eAeSFZFpKaH9k36huzPd4itWtxWtNKeVTQx5RcosxaxyQ4qW3W4rH7csLkTLOOnDmvtF3ScwlqlW6CzGoCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b7020966051e0bac84b3cd6b0863a6eec19dfbbbef51db8d4c3702f099334bfc","last_reissued_at":"2026-07-05T01:35:32.468600Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T01:35:32.468600Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2005.09728","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":"2026-07-05T01:35:32Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"I6fvGaIkH/wVSS8FRXUzMIYYLnLxaHP6nvEgQTgtMvaLOktNCrx888G2M0G2/v5y7i4qfajHy7WpNTFtR4ILDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-10T06:12:46.206975Z"},"content_sha256":"2a39fd99e3e4d7b4b3c3330b94261dd28461a3e7e6d7362ac23bc0e8c7eeb9c3","schema_version":"1.0","event_id":"sha256:2a39fd99e3e4d7b4b3c3330b94261dd28461a3e7e6d7362ac23bc0e8c7eeb9c3"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:W4BASZQFDYF2ZBFTZVVQQY5G53","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Core collapse in massive scalar-tensor gravity","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.HE"],"primary_cat":"gr-qc","authors_text":"Christian D. Ott, Christopher J. Moore, Davide Gerosa, Michalis Agathos, Roxana Rosca-Mead, Ulrich Sperhake","submitted_at":"2020-05-19T19:57:50Z","abstract_excerpt":"This paper provides an extended exploration of the inverse-chirp gravitational-wave signals from stellar collapse in massive scalar-tensor gravity reported in [Phys. Rev. Lett. {\\bf 119}, 201103]. We systematically explore the parameter space that characterizes the progenitor stars, the equation of state and the scalar-tensor theory of the core collapse events. We identify a remarkably simple and straightforward classification scheme of the resulting collapse events. For any given set of parameters, the collapse leads to one of three end states, a weakly scalarized neutron star, a strongly sca"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2005.09728","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2005.09728/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":"2026-07-05T01:35:32Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9SnlB+JYDxOwsaI22saoyk3+pIMq6SAqbAz/t0xGySaAIzv7m66kRzLq8TNRsSrV+wKNNxHJSO63xWUb49HRBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-10T06:12:46.207491Z"},"content_sha256":"9ea6ec6712ce4618ebedd9aade7937f30a4f616ed76602f84a82dce75862c3b5","schema_version":"1.0","event_id":"sha256:9ea6ec6712ce4618ebedd9aade7937f30a4f616ed76602f84a82dce75862c3b5"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/W4BASZQFDYF2ZBFTZVVQQY5G53/bundle.json","state_url":"https://pith.science/pith/W4BASZQFDYF2ZBFTZVVQQY5G53/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/W4BASZQFDYF2ZBFTZVVQQY5G53/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":"2026-08-10T06:12:46Z","links":{"resolver":"https://pith.science/pith/W4BASZQFDYF2ZBFTZVVQQY5G53","bundle":"https://pith.science/pith/W4BASZQFDYF2ZBFTZVVQQY5G53/bundle.json","state":"https://pith.science/pith/W4BASZQFDYF2ZBFTZVVQQY5G53/state.json","well_known_bundle":"https://pith.science/.well-known/pith/W4BASZQFDYF2ZBFTZVVQQY5G53/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:W4BASZQFDYF2ZBFTZVVQQY5G53","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":"3c6a001dbf49b7a65336edf12592751f4f90d2b67774c8c79835a83b9d9ffbf7","cross_cats_sorted":["astro-ph.HE"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2020-05-19T19:57:50Z","title_canon_sha256":"b2e9acb6c1b4d95ed9502021c8b15600bcb362fbe5a80ba4c14338c65ffeba83"},"schema_version":"1.0","source":{"id":"2005.09728","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2005.09728","created_at":"2026-07-05T01:35:32Z"},{"alias_kind":"arxiv_version","alias_value":"2005.09728v2","created_at":"2026-07-05T01:35:32Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2005.09728","created_at":"2026-07-05T01:35:32Z"},{"alias_kind":"pith_short_12","alias_value":"W4BASZQFDYF2","created_at":"2026-07-05T01:35:32Z"},{"alias_kind":"pith_short_16","alias_value":"W4BASZQFDYF2ZBFT","created_at":"2026-07-05T01:35:32Z"},{"alias_kind":"pith_short_8","alias_value":"W4BASZQF","created_at":"2026-07-05T01:35:32Z"}],"graph_snapshots":[{"event_id":"sha256:9ea6ec6712ce4618ebedd9aade7937f30a4f616ed76602f84a82dce75862c3b5","target":"graph","created_at":"2026-07-05T01:35:32Z","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/2005.09728/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"This paper provides an extended exploration of the inverse-chirp gravitational-wave signals from stellar collapse in massive scalar-tensor gravity reported in [Phys. Rev. Lett. {\\bf 119}, 201103]. We systematically explore the parameter space that characterizes the progenitor stars, the equation of state and the scalar-tensor theory of the core collapse events. We identify a remarkably simple and straightforward classification scheme of the resulting collapse events. For any given set of parameters, the collapse leads to one of three end states, a weakly scalarized neutron star, a strongly sca","authors_text":"Christian D. Ott, Christopher J. Moore, Davide Gerosa, Michalis Agathos, Roxana Rosca-Mead, Ulrich Sperhake","cross_cats":["astro-ph.HE"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2020-05-19T19:57:50Z","title":"Core collapse in massive scalar-tensor gravity"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2005.09728","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":"sha256:2a39fd99e3e4d7b4b3c3330b94261dd28461a3e7e6d7362ac23bc0e8c7eeb9c3","target":"record","created_at":"2026-07-05T01:35:32Z","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":"3c6a001dbf49b7a65336edf12592751f4f90d2b67774c8c79835a83b9d9ffbf7","cross_cats_sorted":["astro-ph.HE"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2020-05-19T19:57:50Z","title_canon_sha256":"b2e9acb6c1b4d95ed9502021c8b15600bcb362fbe5a80ba4c14338c65ffeba83"},"schema_version":"1.0","source":{"id":"2005.09728","kind":"arxiv","version":2}},"canonical_sha256":"b7020966051e0bac84b3cd6b0863a6eec19dfbbbef51db8d4c3702f099334bfc","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b7020966051e0bac84b3cd6b0863a6eec19dfbbbef51db8d4c3702f099334bfc","first_computed_at":"2026-07-05T01:35:32.468600Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T01:35:32.468600Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"tK+eAeSFZFpKaH9k36huzPd4itWtxWtNKeVTQx5RcosxaxyQ4qW3W4rH7csLkTLOOnDmvtF3ScwlqlW6CzGoCw==","signature_status":"signed_v1","signed_at":"2026-07-05T01:35:32.469007Z","signed_message":"canonical_sha256_bytes"},"source_id":"2005.09728","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:2a39fd99e3e4d7b4b3c3330b94261dd28461a3e7e6d7362ac23bc0e8c7eeb9c3","sha256:9ea6ec6712ce4618ebedd9aade7937f30a4f616ed76602f84a82dce75862c3b5"],"state_sha256":"a25c9b5736ac5a0d10749d9ae5af09f15788777439540ca3db82eb8bb9c4aabe"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"gA5Dgdin2oLi8ojLXSaclRuKbNGvCmblfzd6RJNuM87hFNWS68Npr1GpLNwQnYPoxTJf2piPSzK2FKJBkmJuCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-10T06:12:46.213690Z","bundle_sha256":"707b39b5067bc47464d600952f331b82d4d24b1125a5be9f0267c6e4dd84d29e"}}