{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:7FRQKAAQ5PRZHJAWOJVIA2YTK6","short_pith_number":"pith:7FRQKAAQ","canonical_record":{"source":{"id":"1803.02405","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2018-03-06T19:50:43Z","cross_cats_sorted":["gr-qc","hep-ph"],"title_canon_sha256":"c1ec592d42961f14e27605625d8340bbe784cb38f66ede703a725d1195f7694e","abstract_canon_sha256":"170cb3154d5ba65b4f88a7e9f90acc74097e179ad9974e7fb4585fae2bc23074"},"schema_version":"1.0"},"canonical_sha256":"f963050010ebe393a416726a806b1357b00dc9231198c59069edca2a77725d11","source":{"kind":"arxiv","id":"1803.02405","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1803.02405","created_at":"2026-05-18T00:14:08Z"},{"alias_kind":"arxiv_version","alias_value":"1803.02405v1","created_at":"2026-05-18T00:14:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1803.02405","created_at":"2026-05-18T00:14:08Z"},{"alias_kind":"pith_short_12","alias_value":"7FRQKAAQ5PRZ","created_at":"2026-05-18T12:32:11Z"},{"alias_kind":"pith_short_16","alias_value":"7FRQKAAQ5PRZHJAW","created_at":"2026-05-18T12:32:11Z"},{"alias_kind":"pith_short_8","alias_value":"7FRQKAAQ","created_at":"2026-05-18T12:32:11Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:7FRQKAAQ5PRZHJAWOJVIA2YTK6","target":"record","payload":{"canonical_record":{"source":{"id":"1803.02405","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2018-03-06T19:50:43Z","cross_cats_sorted":["gr-qc","hep-ph"],"title_canon_sha256":"c1ec592d42961f14e27605625d8340bbe784cb38f66ede703a725d1195f7694e","abstract_canon_sha256":"170cb3154d5ba65b4f88a7e9f90acc74097e179ad9974e7fb4585fae2bc23074"},"schema_version":"1.0"},"canonical_sha256":"f963050010ebe393a416726a806b1357b00dc9231198c59069edca2a77725d11","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:14:08.268394Z","signature_b64":"XPLR7QGW9OJTIQ/HWEVmO8sUrKi+hLQ5BfqCI2Wrf5M2cmnNJjIAoO1wJco4+qrUNbKEqZPiouHOMaC+81E0Cw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f963050010ebe393a416726a806b1357b00dc9231198c59069edca2a77725d11","last_reissued_at":"2026-05-18T00:14:08.267883Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:14:08.267883Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1803.02405","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":"2026-05-18T00:14:08Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Xf9/uR+31eWZIT6YiHmu6dwC6UGA/Go+3Gno2wqY4E2kRdCVJAuvQ4ftCv/FDIMd4DVhgKBfj/VxxB3ZBlnCDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-28T13:47:08.007553Z"},"content_sha256":"3a9b3a9a53336d12dcaf6b6e8f3cdef837b6400e94fefef6d5100e0d9b26272a","schema_version":"1.0","event_id":"sha256:3a9b3a9a53336d12dcaf6b6e8f3cdef837b6400e94fefef6d5100e0d9b26272a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:7FRQKAAQ5PRZHJAWOJVIA2YTK6","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Gravitational radiation from the classical spinning double copy","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["gr-qc","hep-ph"],"primary_cat":"hep-th","authors_text":"Jingping Li, Siddharth G. Prabhu","submitted_at":"2018-03-06T19:50:43Z","abstract_excerpt":"We establish a correspondence between perturbative classical gluon and gravitational radiation emitted by spinning sources, to linear order in spin. This is an extension of the non-spinning classical perturbative double copy and uses the same color-to-kinematic replacements. The gravitational theory has a scalar (dilaton) and a 2-form field (the Kalb-Ramon axion) in addition to the graviton. In arXiv:1712.09250, we computed axion radiation in the gravitational theory to show that the correspondence fixes its action. Here, we present complete details of the gravitational computation. In particu"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1803.02405","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":""},"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":"2026-05-18T00:14:08Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"r7UYGwMoYQYc/oNtobbZSEyU1r51Hq+h6ysUfFm8ExtxJ2vMdrENb5WD9utXhiFKmVWUVxYX7wH/CNS4wpu+Bg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-28T13:47:08.008271Z"},"content_sha256":"0bddb32bfc52baf29a21f4a70d547a9b78c4f193209bd7297640642d4d1abd3d","schema_version":"1.0","event_id":"sha256:0bddb32bfc52baf29a21f4a70d547a9b78c4f193209bd7297640642d4d1abd3d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/7FRQKAAQ5PRZHJAWOJVIA2YTK6/bundle.json","state_url":"https://pith.science/pith/7FRQKAAQ5PRZHJAWOJVIA2YTK6/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/7FRQKAAQ5PRZHJAWOJVIA2YTK6/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":"2026-06-28T13:47:08Z","links":{"resolver":"https://pith.science/pith/7FRQKAAQ5PRZHJAWOJVIA2YTK6","bundle":"https://pith.science/pith/7FRQKAAQ5PRZHJAWOJVIA2YTK6/bundle.json","state":"https://pith.science/pith/7FRQKAAQ5PRZHJAWOJVIA2YTK6/state.json","well_known_bundle":"https://pith.science/.well-known/pith/7FRQKAAQ5PRZHJAWOJVIA2YTK6/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:7FRQKAAQ5PRZHJAWOJVIA2YTK6","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":"170cb3154d5ba65b4f88a7e9f90acc74097e179ad9974e7fb4585fae2bc23074","cross_cats_sorted":["gr-qc","hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2018-03-06T19:50:43Z","title_canon_sha256":"c1ec592d42961f14e27605625d8340bbe784cb38f66ede703a725d1195f7694e"},"schema_version":"1.0","source":{"id":"1803.02405","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1803.02405","created_at":"2026-05-18T00:14:08Z"},{"alias_kind":"arxiv_version","alias_value":"1803.02405v1","created_at":"2026-05-18T00:14:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1803.02405","created_at":"2026-05-18T00:14:08Z"},{"alias_kind":"pith_short_12","alias_value":"7FRQKAAQ5PRZ","created_at":"2026-05-18T12:32:11Z"},{"alias_kind":"pith_short_16","alias_value":"7FRQKAAQ5PRZHJAW","created_at":"2026-05-18T12:32:11Z"},{"alias_kind":"pith_short_8","alias_value":"7FRQKAAQ","created_at":"2026-05-18T12:32:11Z"}],"graph_snapshots":[{"event_id":"sha256:0bddb32bfc52baf29a21f4a70d547a9b78c4f193209bd7297640642d4d1abd3d","target":"graph","created_at":"2026-05-18T00:14:08Z","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 establish a correspondence between perturbative classical gluon and gravitational radiation emitted by spinning sources, to linear order in spin. This is an extension of the non-spinning classical perturbative double copy and uses the same color-to-kinematic replacements. The gravitational theory has a scalar (dilaton) and a 2-form field (the Kalb-Ramon axion) in addition to the graviton. In arXiv:1712.09250, we computed axion radiation in the gravitational theory to show that the correspondence fixes its action. Here, we present complete details of the gravitational computation. In particu","authors_text":"Jingping Li, Siddharth G. Prabhu","cross_cats":["gr-qc","hep-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2018-03-06T19:50:43Z","title":"Gravitational radiation from the classical spinning double copy"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1803.02405","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":"sha256:3a9b3a9a53336d12dcaf6b6e8f3cdef837b6400e94fefef6d5100e0d9b26272a","target":"record","created_at":"2026-05-18T00:14:08Z","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":"170cb3154d5ba65b4f88a7e9f90acc74097e179ad9974e7fb4585fae2bc23074","cross_cats_sorted":["gr-qc","hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2018-03-06T19:50:43Z","title_canon_sha256":"c1ec592d42961f14e27605625d8340bbe784cb38f66ede703a725d1195f7694e"},"schema_version":"1.0","source":{"id":"1803.02405","kind":"arxiv","version":1}},"canonical_sha256":"f963050010ebe393a416726a806b1357b00dc9231198c59069edca2a77725d11","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f963050010ebe393a416726a806b1357b00dc9231198c59069edca2a77725d11","first_computed_at":"2026-05-18T00:14:08.267883Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:14:08.267883Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"XPLR7QGW9OJTIQ/HWEVmO8sUrKi+hLQ5BfqCI2Wrf5M2cmnNJjIAoO1wJco4+qrUNbKEqZPiouHOMaC+81E0Cw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:14:08.268394Z","signed_message":"canonical_sha256_bytes"},"source_id":"1803.02405","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:3a9b3a9a53336d12dcaf6b6e8f3cdef837b6400e94fefef6d5100e0d9b26272a","sha256:0bddb32bfc52baf29a21f4a70d547a9b78c4f193209bd7297640642d4d1abd3d"],"state_sha256":"a08010a334fd6ea6456156411df60c5c319ea24d54a0adbbff2138d5b8fdb203"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"aL9fLZX1KEY4uuHmBM7pvPIYYNVytUtSIdHQqF0kukGFvbJoC+cm4TIxvXXQdhAgFTzICT5BJszmu5n1+z1PCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-28T13:47:08.010320Z","bundle_sha256":"36fd1a804958932fd60da5cf8ad6dd60a79f119db766e0d4e394865e20ce7402"}}