{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:F34M3NEF5LNX2GN35WKNU64R7W","short_pith_number":"pith:F34M3NEF","canonical_record":{"source":{"id":"2001.01030","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2020-01-04T03:42:04Z","cross_cats_sorted":["astro-ph.CO","hep-th"],"title_canon_sha256":"daf02573d6c716732304a498c5d4231df247e90c822c2d9f6d09ed2f4b6befea","abstract_canon_sha256":"dff32f23ecd5c8744affa61406dbd809b17a52f047e4613e15a6b4bad6cc09d6"},"schema_version":"1.0"},"canonical_sha256":"2ef8cdb485eadb7d19bbed94da7b91fda94b01770cfbe540d5da83f8563d6d5b","source":{"kind":"arxiv","id":"2001.01030","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2001.01030","created_at":"2026-07-05T00:57:15Z"},{"alias_kind":"arxiv_version","alias_value":"2001.01030v1","created_at":"2026-07-05T00:57:15Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2001.01030","created_at":"2026-07-05T00:57:15Z"},{"alias_kind":"pith_short_12","alias_value":"F34M3NEF5LNX","created_at":"2026-07-05T00:57:15Z"},{"alias_kind":"pith_short_16","alias_value":"F34M3NEF5LNX2GN3","created_at":"2026-07-05T00:57:15Z"},{"alias_kind":"pith_short_8","alias_value":"F34M3NEF","created_at":"2026-07-05T00:57:15Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:F34M3NEF5LNX2GN35WKNU64R7W","target":"record","payload":{"canonical_record":{"source":{"id":"2001.01030","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2020-01-04T03:42:04Z","cross_cats_sorted":["astro-ph.CO","hep-th"],"title_canon_sha256":"daf02573d6c716732304a498c5d4231df247e90c822c2d9f6d09ed2f4b6befea","abstract_canon_sha256":"dff32f23ecd5c8744affa61406dbd809b17a52f047e4613e15a6b4bad6cc09d6"},"schema_version":"1.0"},"canonical_sha256":"2ef8cdb485eadb7d19bbed94da7b91fda94b01770cfbe540d5da83f8563d6d5b","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:57:15.288878Z","signature_b64":"2yu7SctFCwoHTtwH/poMG3m6FOGRnsBQsIzhphKjVPigLKoesQUzVCL7gI/o50r1PAAeT/dUW1ImarPAfrU4DA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2ef8cdb485eadb7d19bbed94da7b91fda94b01770cfbe540d5da83f8563d6d5b","last_reissued_at":"2026-07-05T00:57:15.288298Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:57:15.288298Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2001.01030","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":"2026-07-05T00:57:15Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FrPhTnwSWwAszqOzrYTL67/Q9f2EV/dRg96E+AMsiFWpAcYdjnC2174/ycHeK1gQ/6QNrX1qtlIR4METf/nUAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-07T05:12:04.689697Z"},"content_sha256":"aefbff579aff15838b7830da3ed8cfc34e8667eaa55f675df13841170fcba574","schema_version":"1.0","event_id":"sha256:aefbff579aff15838b7830da3ed8cfc34e8667eaa55f675df13841170fcba574"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:F34M3NEF5LNX2GN35WKNU64R7W","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Decay of Cosmic Global String Loops","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO","hep-th"],"primary_cat":"hep-ph","authors_text":"Ayush Saurabh, Levon Pogosian, Tanmay Vachaspati","submitted_at":"2020-01-04T03:42:04Z","abstract_excerpt":"We numerically study the decay of cosmic global string loops due to radiation of Goldstone bosons and massive scalar ($\\chi$) particles. The length of loops we study range from 200-1000 times the width of the string core. We find that the lifetime of a loop is $\\approx 1.4 L$. The energy spectrum of Goldstone boson radiation has a $k^{-1}$ fall off, where $k$ is the wavenumber, and a sharp peak at $k \\approx m_\\chi/2$, where $m_\\chi$ is the mass of $\\chi$. The latter is a new feature and implies a peak at high energies (MeV-GeV) in the cosmological distribution of QCD axions."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2001.01030","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/2001.01030/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":"2026-07-05T00:57:15Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"iJ3J2hChLZ+pXGrbYVyWzRd0+gJZsvHIDY0euPO9KmVNXKI6J14Qcw+nLpLHtGUPRpsZ/TAWVuR64RooGC90Aw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-07T05:12:04.690229Z"},"content_sha256":"be15b2ebe41ab59119afa4c04d611d53666370e032a678486902cbfc7f01ceb6","schema_version":"1.0","event_id":"sha256:be15b2ebe41ab59119afa4c04d611d53666370e032a678486902cbfc7f01ceb6"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/F34M3NEF5LNX2GN35WKNU64R7W/bundle.json","state_url":"https://pith.science/pith/F34M3NEF5LNX2GN35WKNU64R7W/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/F34M3NEF5LNX2GN35WKNU64R7W/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":"2026-08-07T05:12:04Z","links":{"resolver":"https://pith.science/pith/F34M3NEF5LNX2GN35WKNU64R7W","bundle":"https://pith.science/pith/F34M3NEF5LNX2GN35WKNU64R7W/bundle.json","state":"https://pith.science/pith/F34M3NEF5LNX2GN35WKNU64R7W/state.json","well_known_bundle":"https://pith.science/.well-known/pith/F34M3NEF5LNX2GN35WKNU64R7W/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:F34M3NEF5LNX2GN35WKNU64R7W","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":"dff32f23ecd5c8744affa61406dbd809b17a52f047e4613e15a6b4bad6cc09d6","cross_cats_sorted":["astro-ph.CO","hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2020-01-04T03:42:04Z","title_canon_sha256":"daf02573d6c716732304a498c5d4231df247e90c822c2d9f6d09ed2f4b6befea"},"schema_version":"1.0","source":{"id":"2001.01030","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2001.01030","created_at":"2026-07-05T00:57:15Z"},{"alias_kind":"arxiv_version","alias_value":"2001.01030v1","created_at":"2026-07-05T00:57:15Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2001.01030","created_at":"2026-07-05T00:57:15Z"},{"alias_kind":"pith_short_12","alias_value":"F34M3NEF5LNX","created_at":"2026-07-05T00:57:15Z"},{"alias_kind":"pith_short_16","alias_value":"F34M3NEF5LNX2GN3","created_at":"2026-07-05T00:57:15Z"},{"alias_kind":"pith_short_8","alias_value":"F34M3NEF","created_at":"2026-07-05T00:57:15Z"}],"graph_snapshots":[{"event_id":"sha256:be15b2ebe41ab59119afa4c04d611d53666370e032a678486902cbfc7f01ceb6","target":"graph","created_at":"2026-07-05T00:57:15Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2001.01030/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We numerically study the decay of cosmic global string loops due to radiation of Goldstone bosons and massive scalar ($\\chi$) particles. The length of loops we study range from 200-1000 times the width of the string core. We find that the lifetime of a loop is $\\approx 1.4 L$. The energy spectrum of Goldstone boson radiation has a $k^{-1}$ fall off, where $k$ is the wavenumber, and a sharp peak at $k \\approx m_\\chi/2$, where $m_\\chi$ is the mass of $\\chi$. The latter is a new feature and implies a peak at high energies (MeV-GeV) in the cosmological distribution of QCD axions.","authors_text":"Ayush Saurabh, Levon Pogosian, Tanmay Vachaspati","cross_cats":["astro-ph.CO","hep-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2020-01-04T03:42:04Z","title":"Decay of Cosmic Global String Loops"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2001.01030","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:aefbff579aff15838b7830da3ed8cfc34e8667eaa55f675df13841170fcba574","target":"record","created_at":"2026-07-05T00:57:15Z","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":"dff32f23ecd5c8744affa61406dbd809b17a52f047e4613e15a6b4bad6cc09d6","cross_cats_sorted":["astro-ph.CO","hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2020-01-04T03:42:04Z","title_canon_sha256":"daf02573d6c716732304a498c5d4231df247e90c822c2d9f6d09ed2f4b6befea"},"schema_version":"1.0","source":{"id":"2001.01030","kind":"arxiv","version":1}},"canonical_sha256":"2ef8cdb485eadb7d19bbed94da7b91fda94b01770cfbe540d5da83f8563d6d5b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"2ef8cdb485eadb7d19bbed94da7b91fda94b01770cfbe540d5da83f8563d6d5b","first_computed_at":"2026-07-05T00:57:15.288298Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T00:57:15.288298Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"2yu7SctFCwoHTtwH/poMG3m6FOGRnsBQsIzhphKjVPigLKoesQUzVCL7gI/o50r1PAAeT/dUW1ImarPAfrU4DA==","signature_status":"signed_v1","signed_at":"2026-07-05T00:57:15.288878Z","signed_message":"canonical_sha256_bytes"},"source_id":"2001.01030","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:aefbff579aff15838b7830da3ed8cfc34e8667eaa55f675df13841170fcba574","sha256:be15b2ebe41ab59119afa4c04d611d53666370e032a678486902cbfc7f01ceb6"],"state_sha256":"4f66b1cfb6c82ceb96b56b08576e095d5dbc74c0a99a880416ad34e29eec9465"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"WpS8eHtv973i5zPicgsoV+IF5yKx61kXmc+mmn/7S53u7nenGOtRE0DNW437pDnSAolIXVFx7JhdXloE+FMnDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-07T05:12:04.695711Z","bundle_sha256":"33d458e6ec2782ebc3ca59ff0c73c9fc3fcfafae2ec196f7a27f6f91df5a84aa"}}