{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:DB2FB6B77COL2WEKHHNWX2ZUDV","short_pith_number":"pith:DB2FB6B7","canonical_record":{"source":{"id":"1610.08712","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2016-10-27T11:13:30Z","cross_cats_sorted":[],"title_canon_sha256":"c6815d4c3b14099837ab86b40e361b56794e2c20f2ac1feaa3846186e0c65e60","abstract_canon_sha256":"1ed2c03c4f878a1887e392eb871c5adf53c0672300b07faa7969d87a80f22336"},"schema_version":"1.0"},"canonical_sha256":"187450f83ff89cbd588a39db6beb341d7b3752bbafacefef21af16245dc56eeb","source":{"kind":"arxiv","id":"1610.08712","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1610.08712","created_at":"2026-05-18T00:35:59Z"},{"alias_kind":"arxiv_version","alias_value":"1610.08712v2","created_at":"2026-05-18T00:35:59Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1610.08712","created_at":"2026-05-18T00:35:59Z"},{"alias_kind":"pith_short_12","alias_value":"DB2FB6B77COL","created_at":"2026-05-18T12:30:09Z"},{"alias_kind":"pith_short_16","alias_value":"DB2FB6B77COL2WEK","created_at":"2026-05-18T12:30:09Z"},{"alias_kind":"pith_short_8","alias_value":"DB2FB6B7","created_at":"2026-05-18T12:30:09Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:DB2FB6B77COL2WEKHHNWX2ZUDV","target":"record","payload":{"canonical_record":{"source":{"id":"1610.08712","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2016-10-27T11:13:30Z","cross_cats_sorted":[],"title_canon_sha256":"c6815d4c3b14099837ab86b40e361b56794e2c20f2ac1feaa3846186e0c65e60","abstract_canon_sha256":"1ed2c03c4f878a1887e392eb871c5adf53c0672300b07faa7969d87a80f22336"},"schema_version":"1.0"},"canonical_sha256":"187450f83ff89cbd588a39db6beb341d7b3752bbafacefef21af16245dc56eeb","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:35:59.692192Z","signature_b64":"3elTDAoPu3u/va5Uvj3l85dmVVCjEXSD2zb57dZfGU4yvKYq4AumbThkwCHuf3tJZoEdgmY/LOCG+OInKQ7/Bg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"187450f83ff89cbd588a39db6beb341d7b3752bbafacefef21af16245dc56eeb","last_reissued_at":"2026-05-18T00:35:59.691459Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:35:59.691459Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1610.08712","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:35:59Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"YYEW80b+QOioneSl9oeXaX6oGCGAx2IxA/xW6h5t8UZG7kHESWO7Jr0r8mIg7NpjFbsi+7rb/tRRzULhN4+eCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-04T02:50:38.358564Z"},"content_sha256":"5b2dd035b52e93e37f95b1be904eedcae0e754ff46e3abdf665892d18e425445","schema_version":"1.0","event_id":"sha256:5b2dd035b52e93e37f95b1be904eedcae0e754ff46e3abdf665892d18e425445"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:DB2FB6B77COL2WEKHHNWX2ZUDV","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Dynamical Properties of Internal Shocks Revisited","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"Asaf Pe'er, Killian Long, Piergiorgio Casella","submitted_at":"2016-10-27T11:13:30Z","abstract_excerpt":"Internal shocks between propagating plasma shells, originally ejected at different times with different velocities are believed to play a major role in dissipating the kinetic energy, thereby explaining the observed lightcurve and spectra in a large range of transient objects. Even if initially the colliding plasmas are cold, following the first collision the plasma shells are substantially heated, implying that in a scenario of multiple collisions, most collisions take place between plasmas of non-zero temperatures. Here, we calculate the dynamical properties of plasmas resulting from collisi"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1610.08712","kind":"arxiv","version":2},"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":"2026-05-18T00:35:59Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ynFqndATN/QxklQp7osLg9EWSH11XOmTYTmHx3fTVzi7roUGcCgwqNIx7ZyWdH6+Y8kaXTEo4bsQnY7sWG4OBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-04T02:50:38.358916Z"},"content_sha256":"b4bdadb055e72bd0ffa5c44f868c3191b706878e3061f2e58e2ede68185e9e84","schema_version":"1.0","event_id":"sha256:b4bdadb055e72bd0ffa5c44f868c3191b706878e3061f2e58e2ede68185e9e84"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/DB2FB6B77COL2WEKHHNWX2ZUDV/bundle.json","state_url":"https://pith.science/pith/DB2FB6B77COL2WEKHHNWX2ZUDV/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/DB2FB6B77COL2WEKHHNWX2ZUDV/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":"2026-07-04T02:50:38Z","links":{"resolver":"https://pith.science/pith/DB2FB6B77COL2WEKHHNWX2ZUDV","bundle":"https://pith.science/pith/DB2FB6B77COL2WEKHHNWX2ZUDV/bundle.json","state":"https://pith.science/pith/DB2FB6B77COL2WEKHHNWX2ZUDV/state.json","well_known_bundle":"https://pith.science/.well-known/pith/DB2FB6B77COL2WEKHHNWX2ZUDV/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:DB2FB6B77COL2WEKHHNWX2ZUDV","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":"1ed2c03c4f878a1887e392eb871c5adf53c0672300b07faa7969d87a80f22336","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2016-10-27T11:13:30Z","title_canon_sha256":"c6815d4c3b14099837ab86b40e361b56794e2c20f2ac1feaa3846186e0c65e60"},"schema_version":"1.0","source":{"id":"1610.08712","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1610.08712","created_at":"2026-05-18T00:35:59Z"},{"alias_kind":"arxiv_version","alias_value":"1610.08712v2","created_at":"2026-05-18T00:35:59Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1610.08712","created_at":"2026-05-18T00:35:59Z"},{"alias_kind":"pith_short_12","alias_value":"DB2FB6B77COL","created_at":"2026-05-18T12:30:09Z"},{"alias_kind":"pith_short_16","alias_value":"DB2FB6B77COL2WEK","created_at":"2026-05-18T12:30:09Z"},{"alias_kind":"pith_short_8","alias_value":"DB2FB6B7","created_at":"2026-05-18T12:30:09Z"}],"graph_snapshots":[{"event_id":"sha256:b4bdadb055e72bd0ffa5c44f868c3191b706878e3061f2e58e2ede68185e9e84","target":"graph","created_at":"2026-05-18T00:35:59Z","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":"Internal shocks between propagating plasma shells, originally ejected at different times with different velocities are believed to play a major role in dissipating the kinetic energy, thereby explaining the observed lightcurve and spectra in a large range of transient objects. Even if initially the colliding plasmas are cold, following the first collision the plasma shells are substantially heated, implying that in a scenario of multiple collisions, most collisions take place between plasmas of non-zero temperatures. Here, we calculate the dynamical properties of plasmas resulting from collisi","authors_text":"Asaf Pe'er, Killian Long, Piergiorgio Casella","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2016-10-27T11:13:30Z","title":"Dynamical Properties of Internal Shocks Revisited"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1610.08712","kind":"arxiv","version":2},"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":"sha256:5b2dd035b52e93e37f95b1be904eedcae0e754ff46e3abdf665892d18e425445","target":"record","created_at":"2026-05-18T00:35:59Z","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":"1ed2c03c4f878a1887e392eb871c5adf53c0672300b07faa7969d87a80f22336","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2016-10-27T11:13:30Z","title_canon_sha256":"c6815d4c3b14099837ab86b40e361b56794e2c20f2ac1feaa3846186e0c65e60"},"schema_version":"1.0","source":{"id":"1610.08712","kind":"arxiv","version":2}},"canonical_sha256":"187450f83ff89cbd588a39db6beb341d7b3752bbafacefef21af16245dc56eeb","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"187450f83ff89cbd588a39db6beb341d7b3752bbafacefef21af16245dc56eeb","first_computed_at":"2026-05-18T00:35:59.691459Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:35:59.691459Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"3elTDAoPu3u/va5Uvj3l85dmVVCjEXSD2zb57dZfGU4yvKYq4AumbThkwCHuf3tJZoEdgmY/LOCG+OInKQ7/Bg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:35:59.692192Z","signed_message":"canonical_sha256_bytes"},"source_id":"1610.08712","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5b2dd035b52e93e37f95b1be904eedcae0e754ff46e3abdf665892d18e425445","sha256:b4bdadb055e72bd0ffa5c44f868c3191b706878e3061f2e58e2ede68185e9e84"],"state_sha256":"d1e543f6b26594ef61dd20debf6ce0cd475a641ac39562b21c153ef8fdc46afc"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"kEB2ZMqEKtjr8AYtG+zg6HN3jyhNdhbdJ5owOw4xzfxvgcdxXDAa/n3eKnpqvtpAGnJNyke0bD7+TJqGT3LTAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-04T02:50:38.360897Z","bundle_sha256":"4a18d0bf84c93a720780547933ba692aa74b463cd2dc1756ad6650f848ff7299"}}