{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:DMUD6SAGGKZEXTXDSB5LQULQOY","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":"721c2764b6c5fb74041edfbebe2df49cb64dcdd5e4c143552c371c54e7235366","cross_cats_sorted":["gr-qc"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2016-06-17T16:48:51Z","title_canon_sha256":"04578ac19d2f2b515a0eefa1fb0f5938359613bb77d6d7294abe7858e65e8a44"},"schema_version":"1.0","source":{"id":"1606.05585","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1606.05585","created_at":"2026-05-18T01:03:18Z"},{"alias_kind":"arxiv_version","alias_value":"1606.05585v1","created_at":"2026-05-18T01:03:18Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1606.05585","created_at":"2026-05-18T01:03:18Z"},{"alias_kind":"pith_short_12","alias_value":"DMUD6SAGGKZE","created_at":"2026-05-18T12:30:12Z"},{"alias_kind":"pith_short_16","alias_value":"DMUD6SAGGKZEXTXD","created_at":"2026-05-18T12:30:12Z"},{"alias_kind":"pith_short_8","alias_value":"DMUD6SAG","created_at":"2026-05-18T12:30:12Z"}],"graph_snapshots":[{"event_id":"sha256:e5cabeb9b0efa891e7192ad0f51ace02a99e21ad1a8b658bbe46c5612a07d168","target":"graph","created_at":"2026-05-18T01:03:18Z","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":"We compute the stochastic gravitational wave background generated by cosmic superstrings using a semi-analytical velocity-dependent model to describe their dynamics. We show that heavier string types may leave distinctive signatures on the stochastic gravitational wave background spectrum within the reach of present and upcoming gravitational wave detectors. We examine the physically motivated scenario in which the physical size of loops is determined by the gravitational backreaction scale and use NANOGRAV data to derive a conservative constraint of $G\\mu_F<3.2 \\times 10^{-9}$ on the tension ","authors_text":"Lara Sousa, Pedro P. Avelino","cross_cats":["gr-qc"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2016-06-17T16:48:51Z","title":"Probing Cosmic Superstrings with Gravitational Waves"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1606.05585","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":"sha256:741c15a61bee7a7da7ac856f21d255683182e8b0b8e683e09725c0b8c44bbd36","target":"record","created_at":"2026-05-18T01:03:18Z","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":"721c2764b6c5fb74041edfbebe2df49cb64dcdd5e4c143552c371c54e7235366","cross_cats_sorted":["gr-qc"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2016-06-17T16:48:51Z","title_canon_sha256":"04578ac19d2f2b515a0eefa1fb0f5938359613bb77d6d7294abe7858e65e8a44"},"schema_version":"1.0","source":{"id":"1606.05585","kind":"arxiv","version":1}},"canonical_sha256":"1b283f480632b24bcee3907ab85170761a70380cd57a473a2e7c4395fb8c2567","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1b283f480632b24bcee3907ab85170761a70380cd57a473a2e7c4395fb8c2567","first_computed_at":"2026-05-18T01:03:18.525854Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:03:18.525854Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"S+3nb+gU9MwQocnio5BFRAx57sNNI4UK3sKRW8YBWXoEeoOd6QBz6o6t/VV8v7bDot70pecjQoyJ7wj5QjqRCQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:03:18.526404Z","signed_message":"canonical_sha256_bytes"},"source_id":"1606.05585","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:741c15a61bee7a7da7ac856f21d255683182e8b0b8e683e09725c0b8c44bbd36","sha256:e5cabeb9b0efa891e7192ad0f51ace02a99e21ad1a8b658bbe46c5612a07d168"],"state_sha256":"e4ae4f14ea8decee7fdfa7dee747ad580e399385c4c0021046af22c21c5768aa"}