{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:G3GCKRMCDXJWLLMOHBAWVM76YE","short_pith_number":"pith:G3GCKRMC","canonical_record":{"source":{"id":"1612.07459","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2016-12-22T06:36:25Z","cross_cats_sorted":["astro-ph.SR"],"title_canon_sha256":"ec2ada2ae431fe5071a5884ff9dbc5f5f58d732206f80049c5e2f1c0361f6fb7","abstract_canon_sha256":"bb3f727f743982d9e0e25c1b8ed07fdceae4e0be1d811ef2bd32645352a6348c"},"schema_version":"1.0"},"canonical_sha256":"36cc2545821dd365ad8e38416ab3fec11a9ed36e7e8b4f7ca62a681b32a604ca","source":{"kind":"arxiv","id":"1612.07459","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1612.07459","created_at":"2026-05-18T00:17:44Z"},{"alias_kind":"arxiv_version","alias_value":"1612.07459v1","created_at":"2026-05-18T00:17:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1612.07459","created_at":"2026-05-18T00:17:44Z"},{"alias_kind":"pith_short_12","alias_value":"G3GCKRMCDXJW","created_at":"2026-05-18T12:30:15Z"},{"alias_kind":"pith_short_16","alias_value":"G3GCKRMCDXJWLLMO","created_at":"2026-05-18T12:30:15Z"},{"alias_kind":"pith_short_8","alias_value":"G3GCKRMC","created_at":"2026-05-18T12:30:15Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:G3GCKRMCDXJWLLMOHBAWVM76YE","target":"record","payload":{"canonical_record":{"source":{"id":"1612.07459","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2016-12-22T06:36:25Z","cross_cats_sorted":["astro-ph.SR"],"title_canon_sha256":"ec2ada2ae431fe5071a5884ff9dbc5f5f58d732206f80049c5e2f1c0361f6fb7","abstract_canon_sha256":"bb3f727f743982d9e0e25c1b8ed07fdceae4e0be1d811ef2bd32645352a6348c"},"schema_version":"1.0"},"canonical_sha256":"36cc2545821dd365ad8e38416ab3fec11a9ed36e7e8b4f7ca62a681b32a604ca","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:17:44.208176Z","signature_b64":"yrHWGZoDIacS2ntmLa+6Zfv7nYGHcbhrjk5ZPddxuaWsXvWwAr95CAa6lqtFFm7iQh4YMDaNdLMxqKXWeAM4AQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"36cc2545821dd365ad8e38416ab3fec11a9ed36e7e8b4f7ca62a681b32a604ca","last_reissued_at":"2026-05-18T00:17:44.207457Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:17:44.207457Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1612.07459","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":"2026-05-18T00:17:44Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"OAjevDGJV+G8YxULE1s43sxk+zPjvRUTYwZ8mvMpWIyyoRhUFO5nPmvZGOPMa3TjOjTltSi63eSj5FsE0UqFDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T07:19:42.140493Z"},"content_sha256":"9eb4992ebc9f89d9eece8b2c8b571f4d07a9482c1e119726512950095217ce9a","schema_version":"1.0","event_id":"sha256:9eb4992ebc9f89d9eece8b2c8b571f4d07a9482c1e119726512950095217ce9a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:G3GCKRMCDXJWLLMOHBAWVM76YE","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Thermal and non-thermal emission from circumstellar interaction","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.SR"],"primary_cat":"astro-ph.HE","authors_text":"Claes Fransson, Roger A. Chevalier","submitted_at":"2016-12-22T06:36:25Z","abstract_excerpt":"It has become clear during the last decades that the interaction between the supernova ejecta and the circumstellar medium is playing a major role both for the observational properties of the supernova and for understanding the evolution of the progenitor star leading up to the explosion. In addition, it provides an opportunity to understand the shock physics connected to both thermal and non-thermal processes, including relativistic particle acceleration, radiation processes and the hydrodynamics of shock waves. This chapter has an emphasis on the information we can get from radio and X-ray o"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1612.07459","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":"2026-05-18T00:17:44Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8xtcPSq7lG9uSOoEarZwMyC/YgrauBpXYzGF8tlsI+CDFAOfzhxdTNhAW3+DbHYRcSHZwrIdwmOhE+zxdDZuBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T07:19:42.140851Z"},"content_sha256":"01b8d3d05bd8f72199e1978cb2dc15d193c8bdae781b1328294e72db14d0d873","schema_version":"1.0","event_id":"sha256:01b8d3d05bd8f72199e1978cb2dc15d193c8bdae781b1328294e72db14d0d873"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/G3GCKRMCDXJWLLMOHBAWVM76YE/bundle.json","state_url":"https://pith.science/pith/G3GCKRMCDXJWLLMOHBAWVM76YE/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/G3GCKRMCDXJWLLMOHBAWVM76YE/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":"2026-06-01T07:19:42Z","links":{"resolver":"https://pith.science/pith/G3GCKRMCDXJWLLMOHBAWVM76YE","bundle":"https://pith.science/pith/G3GCKRMCDXJWLLMOHBAWVM76YE/bundle.json","state":"https://pith.science/pith/G3GCKRMCDXJWLLMOHBAWVM76YE/state.json","well_known_bundle":"https://pith.science/.well-known/pith/G3GCKRMCDXJWLLMOHBAWVM76YE/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:G3GCKRMCDXJWLLMOHBAWVM76YE","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":"bb3f727f743982d9e0e25c1b8ed07fdceae4e0be1d811ef2bd32645352a6348c","cross_cats_sorted":["astro-ph.SR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2016-12-22T06:36:25Z","title_canon_sha256":"ec2ada2ae431fe5071a5884ff9dbc5f5f58d732206f80049c5e2f1c0361f6fb7"},"schema_version":"1.0","source":{"id":"1612.07459","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1612.07459","created_at":"2026-05-18T00:17:44Z"},{"alias_kind":"arxiv_version","alias_value":"1612.07459v1","created_at":"2026-05-18T00:17:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1612.07459","created_at":"2026-05-18T00:17:44Z"},{"alias_kind":"pith_short_12","alias_value":"G3GCKRMCDXJW","created_at":"2026-05-18T12:30:15Z"},{"alias_kind":"pith_short_16","alias_value":"G3GCKRMCDXJWLLMO","created_at":"2026-05-18T12:30:15Z"},{"alias_kind":"pith_short_8","alias_value":"G3GCKRMC","created_at":"2026-05-18T12:30:15Z"}],"graph_snapshots":[{"event_id":"sha256:01b8d3d05bd8f72199e1978cb2dc15d193c8bdae781b1328294e72db14d0d873","target":"graph","created_at":"2026-05-18T00:17:44Z","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":"It has become clear during the last decades that the interaction between the supernova ejecta and the circumstellar medium is playing a major role both for the observational properties of the supernova and for understanding the evolution of the progenitor star leading up to the explosion. In addition, it provides an opportunity to understand the shock physics connected to both thermal and non-thermal processes, including relativistic particle acceleration, radiation processes and the hydrodynamics of shock waves. This chapter has an emphasis on the information we can get from radio and X-ray o","authors_text":"Claes Fransson, Roger A. Chevalier","cross_cats":["astro-ph.SR"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2016-12-22T06:36:25Z","title":"Thermal and non-thermal emission from circumstellar interaction"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1612.07459","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":"sha256:9eb4992ebc9f89d9eece8b2c8b571f4d07a9482c1e119726512950095217ce9a","target":"record","created_at":"2026-05-18T00:17:44Z","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":"bb3f727f743982d9e0e25c1b8ed07fdceae4e0be1d811ef2bd32645352a6348c","cross_cats_sorted":["astro-ph.SR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2016-12-22T06:36:25Z","title_canon_sha256":"ec2ada2ae431fe5071a5884ff9dbc5f5f58d732206f80049c5e2f1c0361f6fb7"},"schema_version":"1.0","source":{"id":"1612.07459","kind":"arxiv","version":1}},"canonical_sha256":"36cc2545821dd365ad8e38416ab3fec11a9ed36e7e8b4f7ca62a681b32a604ca","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"36cc2545821dd365ad8e38416ab3fec11a9ed36e7e8b4f7ca62a681b32a604ca","first_computed_at":"2026-05-18T00:17:44.207457Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:17:44.207457Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"yrHWGZoDIacS2ntmLa+6Zfv7nYGHcbhrjk5ZPddxuaWsXvWwAr95CAa6lqtFFm7iQh4YMDaNdLMxqKXWeAM4AQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:17:44.208176Z","signed_message":"canonical_sha256_bytes"},"source_id":"1612.07459","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:9eb4992ebc9f89d9eece8b2c8b571f4d07a9482c1e119726512950095217ce9a","sha256:01b8d3d05bd8f72199e1978cb2dc15d193c8bdae781b1328294e72db14d0d873"],"state_sha256":"069fd5c36c1c0c111c6aa7f397348a1c63c4003006b9fad5540a555a38d39faa"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"wJG4KkDjctFvatGP9oKmHB34ssd+PwnbLQk2O4uYX02j6Zaa5z2HBrp1NWposYJna0ZvpQf8udK38dRwMgqFAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-01T07:19:42.142855Z","bundle_sha256":"eb903c0533f726f01e48ff3e836ec0dcdaeee039c83829bec23eaa2f31a5700e"}}