{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:BET2WIWI6QKXVNAEISSDMBQUAK","short_pith_number":"pith:BET2WIWI","canonical_record":{"source":{"id":"1903.12381","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2019-03-29T07:53:53Z","cross_cats_sorted":[],"title_canon_sha256":"372f214357b60f93005b146827cfca306a304ba3b4ee747324ade556e86ac577","abstract_canon_sha256":"7fbb445eca9d9f00609bda7bae3a0bf1bd5c83770ed915ad4de0fca5acc19f4f"},"schema_version":"1.0"},"canonical_sha256":"0927ab22c8f4157ab40444a436061402bc8eb39e9d792a5937b938759ed80ba1","source":{"kind":"arxiv","id":"1903.12381","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1903.12381","created_at":"2026-05-17T23:49:54Z"},{"alias_kind":"arxiv_version","alias_value":"1903.12381v1","created_at":"2026-05-17T23:49:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1903.12381","created_at":"2026-05-17T23:49:54Z"},{"alias_kind":"pith_short_12","alias_value":"BET2WIWI6QKX","created_at":"2026-05-18T12:33:12Z"},{"alias_kind":"pith_short_16","alias_value":"BET2WIWI6QKXVNAE","created_at":"2026-05-18T12:33:12Z"},{"alias_kind":"pith_short_8","alias_value":"BET2WIWI","created_at":"2026-05-18T12:33:12Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:BET2WIWI6QKXVNAEISSDMBQUAK","target":"record","payload":{"canonical_record":{"source":{"id":"1903.12381","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2019-03-29T07:53:53Z","cross_cats_sorted":[],"title_canon_sha256":"372f214357b60f93005b146827cfca306a304ba3b4ee747324ade556e86ac577","abstract_canon_sha256":"7fbb445eca9d9f00609bda7bae3a0bf1bd5c83770ed915ad4de0fca5acc19f4f"},"schema_version":"1.0"},"canonical_sha256":"0927ab22c8f4157ab40444a436061402bc8eb39e9d792a5937b938759ed80ba1","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:49:54.214159Z","signature_b64":"ABx6a5J71edEc1SQNctfFYxIOYThDpIcvD3w10wtlOwc/lvCeMab3JA9e5klcAaDebcn9pGU7NmWc+DQecKNDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0927ab22c8f4157ab40444a436061402bc8eb39e9d792a5937b938759ed80ba1","last_reissued_at":"2026-05-17T23:49:54.213656Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:49:54.213656Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1903.12381","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":"2026-05-17T23:49:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"M/q3zNXn8GGr4JoHKsb6iDRuE5TY4/L4zkOk1GAqGaMw3V+H6BIEAuSz/xBjaR80H1UaN2he8r99F0NZOp2GDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T06:44:26.469149Z"},"content_sha256":"29dfc7da3956aecb994237f64f41867d91f25040c9006505a3dcec46497eb40f","schema_version":"1.0","event_id":"sha256:29dfc7da3956aecb994237f64f41867d91f25040c9006505a3dcec46497eb40f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:BET2WIWI6QKXVNAEISSDMBQUAK","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Spectral Variability Signatures of Relativistic Shocks in Blazars","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"Houston, Markus Boettcher (North-West University, Matthew G. Baring (Rice University, Potchefstroom, South Africa), TX, USA)","submitted_at":"2019-03-29T07:53:53Z","abstract_excerpt":"Mildly relativistic, oblique shocks are frequently invoked as possible sites of relativistic particle acceleration and production of strongly variable, polarized multi-wavelength emission from relativistic jet sources such as blazars, via diffusive shock acceleration (DSA). In recent work, we had self-consistently coupled DSA and radiation transfer simulations in blazar jets. These one-zone models determined that the observed spectral energy distributions (SEDs) of blazars strongly constrain the nature of the hydromagnetic turbulence responsible for pitch-angle scattering. In this paper, we ex"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1903.12381","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":"2026-05-17T23:49:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"wz7tLND22QUiJmVkUyT6VtJztZtISw5tNq6PC/k2GBeWXq1I7+Gz+kYrG1Mlxg/DAscQZt8ZG4Rqy+PQdQ7ZCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T06:44:26.469520Z"},"content_sha256":"aa730261de3a305d6ec4e99a15c4a44282dbe67856fdfcab483b9fba933f0750","schema_version":"1.0","event_id":"sha256:aa730261de3a305d6ec4e99a15c4a44282dbe67856fdfcab483b9fba933f0750"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/BET2WIWI6QKXVNAEISSDMBQUAK/bundle.json","state_url":"https://pith.science/pith/BET2WIWI6QKXVNAEISSDMBQUAK/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/BET2WIWI6QKXVNAEISSDMBQUAK/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":"2026-05-28T06:44:26Z","links":{"resolver":"https://pith.science/pith/BET2WIWI6QKXVNAEISSDMBQUAK","bundle":"https://pith.science/pith/BET2WIWI6QKXVNAEISSDMBQUAK/bundle.json","state":"https://pith.science/pith/BET2WIWI6QKXVNAEISSDMBQUAK/state.json","well_known_bundle":"https://pith.science/.well-known/pith/BET2WIWI6QKXVNAEISSDMBQUAK/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:BET2WIWI6QKXVNAEISSDMBQUAK","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":"7fbb445eca9d9f00609bda7bae3a0bf1bd5c83770ed915ad4de0fca5acc19f4f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2019-03-29T07:53:53Z","title_canon_sha256":"372f214357b60f93005b146827cfca306a304ba3b4ee747324ade556e86ac577"},"schema_version":"1.0","source":{"id":"1903.12381","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1903.12381","created_at":"2026-05-17T23:49:54Z"},{"alias_kind":"arxiv_version","alias_value":"1903.12381v1","created_at":"2026-05-17T23:49:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1903.12381","created_at":"2026-05-17T23:49:54Z"},{"alias_kind":"pith_short_12","alias_value":"BET2WIWI6QKX","created_at":"2026-05-18T12:33:12Z"},{"alias_kind":"pith_short_16","alias_value":"BET2WIWI6QKXVNAE","created_at":"2026-05-18T12:33:12Z"},{"alias_kind":"pith_short_8","alias_value":"BET2WIWI","created_at":"2026-05-18T12:33:12Z"}],"graph_snapshots":[{"event_id":"sha256:aa730261de3a305d6ec4e99a15c4a44282dbe67856fdfcab483b9fba933f0750","target":"graph","created_at":"2026-05-17T23:49:54Z","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":"Mildly relativistic, oblique shocks are frequently invoked as possible sites of relativistic particle acceleration and production of strongly variable, polarized multi-wavelength emission from relativistic jet sources such as blazars, via diffusive shock acceleration (DSA). In recent work, we had self-consistently coupled DSA and radiation transfer simulations in blazar jets. These one-zone models determined that the observed spectral energy distributions (SEDs) of blazars strongly constrain the nature of the hydromagnetic turbulence responsible for pitch-angle scattering. In this paper, we ex","authors_text":"Houston, Markus Boettcher (North-West University, Matthew G. Baring (Rice University, Potchefstroom, South Africa), TX, USA)","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2019-03-29T07:53:53Z","title":"Spectral Variability Signatures of Relativistic Shocks in Blazars"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1903.12381","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":"sha256:29dfc7da3956aecb994237f64f41867d91f25040c9006505a3dcec46497eb40f","target":"record","created_at":"2026-05-17T23:49:54Z","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":"7fbb445eca9d9f00609bda7bae3a0bf1bd5c83770ed915ad4de0fca5acc19f4f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2019-03-29T07:53:53Z","title_canon_sha256":"372f214357b60f93005b146827cfca306a304ba3b4ee747324ade556e86ac577"},"schema_version":"1.0","source":{"id":"1903.12381","kind":"arxiv","version":1}},"canonical_sha256":"0927ab22c8f4157ab40444a436061402bc8eb39e9d792a5937b938759ed80ba1","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"0927ab22c8f4157ab40444a436061402bc8eb39e9d792a5937b938759ed80ba1","first_computed_at":"2026-05-17T23:49:54.213656Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:49:54.213656Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ABx6a5J71edEc1SQNctfFYxIOYThDpIcvD3w10wtlOwc/lvCeMab3JA9e5klcAaDebcn9pGU7NmWc+DQecKNDA==","signature_status":"signed_v1","signed_at":"2026-05-17T23:49:54.214159Z","signed_message":"canonical_sha256_bytes"},"source_id":"1903.12381","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:29dfc7da3956aecb994237f64f41867d91f25040c9006505a3dcec46497eb40f","sha256:aa730261de3a305d6ec4e99a15c4a44282dbe67856fdfcab483b9fba933f0750"],"state_sha256":"0a370a259c74ac81a7dd6559af7ea34ce0ed5d4ea6b81e06abe9b61d66b5ffc9"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6+mnNTHHEl3vQaI7Mxxr3Etw2VdIDe3b4KApcOA4e6ltuvGduMirS8L2mmNrXGzIVU8Xp07zFhKl45xyNZZ5BA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T06:44:26.471439Z","bundle_sha256":"e6f433ae9ab23b0ce28eec54e27fed2ca790264da730691685cfc960eaf9ed82"}}