{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2000:LMWVBRT54565BZREUIZ6BZ3CUF","short_pith_number":"pith:LMWVBRT5","canonical_record":{"source":{"id":"astro-ph/0007061","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2000-07-05T20:23:36Z","cross_cats_sorted":[],"title_canon_sha256":"533ffb25d1d6248ba3e0e7496cddd9312f0d91c6ee402c6e2d5803ea396955a0","abstract_canon_sha256":"6940fb13c0413b26bfa647e3686e8ed0bf88d21fd9325ab5330871937b4e3da2"},"schema_version":"1.0"},"canonical_sha256":"5b2d50c67de77dd0e624a233e0e762a15b6482d780a14eed4443691197c31814","source":{"kind":"arxiv","id":"astro-ph/0007061","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0007061","created_at":"2026-05-18T00:01:32Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0007061v1","created_at":"2026-05-18T00:01:32Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0007061","created_at":"2026-05-18T00:01:32Z"},{"alias_kind":"pith_short_12","alias_value":"LMWVBRT54565","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_16","alias_value":"LMWVBRT54565BZRE","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_8","alias_value":"LMWVBRT5","created_at":"2026-05-18T12:25:50Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2000:LMWVBRT54565BZREUIZ6BZ3CUF","target":"record","payload":{"canonical_record":{"source":{"id":"astro-ph/0007061","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2000-07-05T20:23:36Z","cross_cats_sorted":[],"title_canon_sha256":"533ffb25d1d6248ba3e0e7496cddd9312f0d91c6ee402c6e2d5803ea396955a0","abstract_canon_sha256":"6940fb13c0413b26bfa647e3686e8ed0bf88d21fd9325ab5330871937b4e3da2"},"schema_version":"1.0"},"canonical_sha256":"5b2d50c67de77dd0e624a233e0e762a15b6482d780a14eed4443691197c31814","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:01:32.924074Z","signature_b64":"fC+7CWcou0IcTXSd8G+1bpvryCmV8jxrsafdnov+5/txFcpNjHngIHQHgUioK7MedmKLco/aSASksaw6KpxwBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5b2d50c67de77dd0e624a233e0e762a15b6482d780a14eed4443691197c31814","last_reissued_at":"2026-05-18T00:01:32.923666Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:01:32.923666Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"astro-ph/0007061","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":"2026-05-18T00:01:32Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"MUhK4awIqGIym42wudul9kM/A8ckA2JuSIrs1BUk85ZlA766ebGa9Rs+T+Z7odweXzW+aDQCiOgAaVDFF4wLAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-23T16:03:34.564061Z"},"content_sha256":"b2b4c84cf657cbecab6f3be08af52530b3ad7dbe9713c4ce7e6eb16a8f6e48af","schema_version":"1.0","event_id":"sha256:b2b4c84cf657cbecab6f3be08af52530b3ad7dbe9713c4ce7e6eb16a8f6e48af"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2000:LMWVBRT54565BZREUIZ6BZ3CUF","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Synchrotron Radiation as the Source of Gamma-Ray Burst Spectra","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"Nicole M. Lloyd-Ronning, Vahe' Petrosian (Stanford University)","submitted_at":"2000-07-05T20:23:36Z","abstract_excerpt":"We investigate synchrotron emission models as the source of gamma-ray burst spectra. We show that including the possibility for synchrotron self-absorption, a ``smooth cutoff'' to the electron energy distribution, and an anisotropic distribution for the electron pitch angles produces a whole range of low energy spectral behavior. In addition, we show that the procedure of spectral fitting to GRB data over a finite bandwidth can introduce a spurious correlation between spectral parameters - in particular, the value of the peak of the nu F_nu spectrum, E_p, and the low energy photon spectral ind"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0007061","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":"2026-05-18T00:01:32Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+pZsL5p8iXaDKaTKvxALHG5XVcC2bpxfAkM53Ovk8onowgr028cKTQOomED3ihycRolcnr3X2F7YDkkAfXhZDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-23T16:03:34.564407Z"},"content_sha256":"6d72e124fcf3546daa96d0193acbb10263d4c7f190938b82bfa8299c68538a62","schema_version":"1.0","event_id":"sha256:6d72e124fcf3546daa96d0193acbb10263d4c7f190938b82bfa8299c68538a62"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/LMWVBRT54565BZREUIZ6BZ3CUF/bundle.json","state_url":"https://pith.science/pith/LMWVBRT54565BZREUIZ6BZ3CUF/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/LMWVBRT54565BZREUIZ6BZ3CUF/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":"2026-06-23T16:03:34Z","links":{"resolver":"https://pith.science/pith/LMWVBRT54565BZREUIZ6BZ3CUF","bundle":"https://pith.science/pith/LMWVBRT54565BZREUIZ6BZ3CUF/bundle.json","state":"https://pith.science/pith/LMWVBRT54565BZREUIZ6BZ3CUF/state.json","well_known_bundle":"https://pith.science/.well-known/pith/LMWVBRT54565BZREUIZ6BZ3CUF/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2000:LMWVBRT54565BZREUIZ6BZ3CUF","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":"6940fb13c0413b26bfa647e3686e8ed0bf88d21fd9325ab5330871937b4e3da2","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2000-07-05T20:23:36Z","title_canon_sha256":"533ffb25d1d6248ba3e0e7496cddd9312f0d91c6ee402c6e2d5803ea396955a0"},"schema_version":"1.0","source":{"id":"astro-ph/0007061","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0007061","created_at":"2026-05-18T00:01:32Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0007061v1","created_at":"2026-05-18T00:01:32Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0007061","created_at":"2026-05-18T00:01:32Z"},{"alias_kind":"pith_short_12","alias_value":"LMWVBRT54565","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_16","alias_value":"LMWVBRT54565BZRE","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_8","alias_value":"LMWVBRT5","created_at":"2026-05-18T12:25:50Z"}],"graph_snapshots":[{"event_id":"sha256:6d72e124fcf3546daa96d0193acbb10263d4c7f190938b82bfa8299c68538a62","target":"graph","created_at":"2026-05-18T00:01:32Z","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"},"paper":{"abstract_excerpt":"We investigate synchrotron emission models as the source of gamma-ray burst spectra. We show that including the possibility for synchrotron self-absorption, a ``smooth cutoff'' to the electron energy distribution, and an anisotropic distribution for the electron pitch angles produces a whole range of low energy spectral behavior. In addition, we show that the procedure of spectral fitting to GRB data over a finite bandwidth can introduce a spurious correlation between spectral parameters - in particular, the value of the peak of the nu F_nu spectrum, E_p, and the low energy photon spectral ind","authors_text":"Nicole M. Lloyd-Ronning, Vahe' Petrosian (Stanford University)","cross_cats":[],"headline":"","license":"","primary_cat":"astro-ph","submitted_at":"2000-07-05T20:23:36Z","title":"Synchrotron Radiation as the Source of Gamma-Ray Burst Spectra"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0007061","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:b2b4c84cf657cbecab6f3be08af52530b3ad7dbe9713c4ce7e6eb16a8f6e48af","target":"record","created_at":"2026-05-18T00:01:32Z","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":"6940fb13c0413b26bfa647e3686e8ed0bf88d21fd9325ab5330871937b4e3da2","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2000-07-05T20:23:36Z","title_canon_sha256":"533ffb25d1d6248ba3e0e7496cddd9312f0d91c6ee402c6e2d5803ea396955a0"},"schema_version":"1.0","source":{"id":"astro-ph/0007061","kind":"arxiv","version":1}},"canonical_sha256":"5b2d50c67de77dd0e624a233e0e762a15b6482d780a14eed4443691197c31814","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5b2d50c67de77dd0e624a233e0e762a15b6482d780a14eed4443691197c31814","first_computed_at":"2026-05-18T00:01:32.923666Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:01:32.923666Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"fC+7CWcou0IcTXSd8G+1bpvryCmV8jxrsafdnov+5/txFcpNjHngIHQHgUioK7MedmKLco/aSASksaw6KpxwBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:01:32.924074Z","signed_message":"canonical_sha256_bytes"},"source_id":"astro-ph/0007061","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b2b4c84cf657cbecab6f3be08af52530b3ad7dbe9713c4ce7e6eb16a8f6e48af","sha256:6d72e124fcf3546daa96d0193acbb10263d4c7f190938b82bfa8299c68538a62"],"state_sha256":"34ea69b5a8b076be5d888a43d5b4f1a10cab78b6f6249b5eb0f8b536f8ee5b12"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"a6RqQersvWn5nWEjXGtvo3+dsV6XXQO5PpV37/ln3Rxz5yWlmnp932e1mDA9wfS7YlzlZLJ9erUDA/34DlD0CQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-23T16:03:34.566267Z","bundle_sha256":"fdae3c8a2664fc52e7611fc5a523315a8869d7a24879bf2187d5e237af6b5e15"}}