{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2007:B6KCOKOOIRGICATIPVL3G4GDTZ","short_pith_number":"pith:B6KCOKOO","canonical_record":{"source":{"id":"astro-ph/0701240","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2007-01-09T14:16:39Z","cross_cats_sorted":[],"title_canon_sha256":"65b59e92ef05246d844e481a618c485d9f8be2de8e287dd4bc0c9384bf2b157f","abstract_canon_sha256":"72be7739b93183a8f449af6f6014300a4b3a0caddd8fc9e1652bfee62dce5125"},"schema_version":"1.0"},"canonical_sha256":"0f942729ce444c8102687d57b370c39e7ecf743cfaa6e8544d33459950f3556e","source":{"kind":"arxiv","id":"astro-ph/0701240","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0701240","created_at":"2026-05-18T04:36:20Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0701240v1","created_at":"2026-05-18T04:36:20Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0701240","created_at":"2026-05-18T04:36:20Z"},{"alias_kind":"pith_short_12","alias_value":"B6KCOKOOIRGI","created_at":"2026-05-18T12:25:55Z"},{"alias_kind":"pith_short_16","alias_value":"B6KCOKOOIRGICATI","created_at":"2026-05-18T12:25:55Z"},{"alias_kind":"pith_short_8","alias_value":"B6KCOKOO","created_at":"2026-05-18T12:25:55Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2007:B6KCOKOOIRGICATIPVL3G4GDTZ","target":"record","payload":{"canonical_record":{"source":{"id":"astro-ph/0701240","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2007-01-09T14:16:39Z","cross_cats_sorted":[],"title_canon_sha256":"65b59e92ef05246d844e481a618c485d9f8be2de8e287dd4bc0c9384bf2b157f","abstract_canon_sha256":"72be7739b93183a8f449af6f6014300a4b3a0caddd8fc9e1652bfee62dce5125"},"schema_version":"1.0"},"canonical_sha256":"0f942729ce444c8102687d57b370c39e7ecf743cfaa6e8544d33459950f3556e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:36:20.514117Z","signature_b64":"Q5NS79rNTGDIn4FDZWVjFiZJU3F7PHpnocbkQa774oeQkFne1VasJHws5oSbRByoNpgvUHtcmg4xlzOYk8WwBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0f942729ce444c8102687d57b370c39e7ecf743cfaa6e8544d33459950f3556e","last_reissued_at":"2026-05-18T04:36:20.513553Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:36:20.513553Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"astro-ph/0701240","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":"2026-05-18T04:36:20Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"uOD266x7YOkMfZdLsaInFuO+LnbOYehVW5XhfDXugFtqs41q6NPN1Xzcw5KJ/R6UjiB2GSbbWb6LofMYE+RXAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-12T09:30:54.870063Z"},"content_sha256":"f23298d987f08e2ebd233a8a027bbac4a3d0db9b7a2fa25ed4e3816ac1cec7aa","schema_version":"1.0","event_id":"sha256:f23298d987f08e2ebd233a8a027bbac4a3d0db9b7a2fa25ed4e3816ac1cec7aa"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2007:B6KCOKOOIRGICATIPVL3G4GDTZ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Transition to Quark Matter and long Gamma Ray Bursts","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"Alessandro Drago, Giuseppe Pagliara, INFN sez. Ferrara, Irene Parenti (Univ. Ferrara, Italy)","submitted_at":"2007-01-09T14:16:39Z","abstract_excerpt":"The energy released by the inner engine of GRBs can originate from structural readjustments inside a compact star. In particular, the formation of deconfined quark matter can liberate enough energy to power the burst. We show that the burning of a neutron star into a quark star likely proceeds as a deflagration and not as a detonation. In that way no strong baryon contamination is produced near the surface of the star. It is tempting to associate the temporal structures observed in the light curves with specific processes taking place inside the compact star. The so-called quiescent times, dur"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0701240","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":"2026-05-18T04:36:20Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"r77fgBAFV/Ph2uNC4GrfAI3suGqCepL1S0pDZUtZwSp1fjg627akqLCg6n76FEhdcgYqUOifLx3XylMF1PdtCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-12T09:30:54.870762Z"},"content_sha256":"2750229a81dee51bf684b49b12613bcc63b9943a53cdd08d3d7d0442eccbc043","schema_version":"1.0","event_id":"sha256:2750229a81dee51bf684b49b12613bcc63b9943a53cdd08d3d7d0442eccbc043"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/B6KCOKOOIRGICATIPVL3G4GDTZ/bundle.json","state_url":"https://pith.science/pith/B6KCOKOOIRGICATIPVL3G4GDTZ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/B6KCOKOOIRGICATIPVL3G4GDTZ/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":"2026-06-12T09:30:54Z","links":{"resolver":"https://pith.science/pith/B6KCOKOOIRGICATIPVL3G4GDTZ","bundle":"https://pith.science/pith/B6KCOKOOIRGICATIPVL3G4GDTZ/bundle.json","state":"https://pith.science/pith/B6KCOKOOIRGICATIPVL3G4GDTZ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/B6KCOKOOIRGICATIPVL3G4GDTZ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2007:B6KCOKOOIRGICATIPVL3G4GDTZ","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":"72be7739b93183a8f449af6f6014300a4b3a0caddd8fc9e1652bfee62dce5125","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2007-01-09T14:16:39Z","title_canon_sha256":"65b59e92ef05246d844e481a618c485d9f8be2de8e287dd4bc0c9384bf2b157f"},"schema_version":"1.0","source":{"id":"astro-ph/0701240","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0701240","created_at":"2026-05-18T04:36:20Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0701240v1","created_at":"2026-05-18T04:36:20Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0701240","created_at":"2026-05-18T04:36:20Z"},{"alias_kind":"pith_short_12","alias_value":"B6KCOKOOIRGI","created_at":"2026-05-18T12:25:55Z"},{"alias_kind":"pith_short_16","alias_value":"B6KCOKOOIRGICATI","created_at":"2026-05-18T12:25:55Z"},{"alias_kind":"pith_short_8","alias_value":"B6KCOKOO","created_at":"2026-05-18T12:25:55Z"}],"graph_snapshots":[{"event_id":"sha256:2750229a81dee51bf684b49b12613bcc63b9943a53cdd08d3d7d0442eccbc043","target":"graph","created_at":"2026-05-18T04:36:20Z","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":"The energy released by the inner engine of GRBs can originate from structural readjustments inside a compact star. In particular, the formation of deconfined quark matter can liberate enough energy to power the burst. We show that the burning of a neutron star into a quark star likely proceeds as a deflagration and not as a detonation. In that way no strong baryon contamination is produced near the surface of the star. It is tempting to associate the temporal structures observed in the light curves with specific processes taking place inside the compact star. The so-called quiescent times, dur","authors_text":"Alessandro Drago, Giuseppe Pagliara, INFN sez. Ferrara, Irene Parenti (Univ. Ferrara, Italy)","cross_cats":[],"headline":"","license":"","primary_cat":"astro-ph","submitted_at":"2007-01-09T14:16:39Z","title":"Transition to Quark Matter and long Gamma Ray Bursts"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0701240","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:f23298d987f08e2ebd233a8a027bbac4a3d0db9b7a2fa25ed4e3816ac1cec7aa","target":"record","created_at":"2026-05-18T04:36:20Z","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":"72be7739b93183a8f449af6f6014300a4b3a0caddd8fc9e1652bfee62dce5125","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2007-01-09T14:16:39Z","title_canon_sha256":"65b59e92ef05246d844e481a618c485d9f8be2de8e287dd4bc0c9384bf2b157f"},"schema_version":"1.0","source":{"id":"astro-ph/0701240","kind":"arxiv","version":1}},"canonical_sha256":"0f942729ce444c8102687d57b370c39e7ecf743cfaa6e8544d33459950f3556e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"0f942729ce444c8102687d57b370c39e7ecf743cfaa6e8544d33459950f3556e","first_computed_at":"2026-05-18T04:36:20.513553Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:36:20.513553Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Q5NS79rNTGDIn4FDZWVjFiZJU3F7PHpnocbkQa774oeQkFne1VasJHws5oSbRByoNpgvUHtcmg4xlzOYk8WwBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T04:36:20.514117Z","signed_message":"canonical_sha256_bytes"},"source_id":"astro-ph/0701240","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f23298d987f08e2ebd233a8a027bbac4a3d0db9b7a2fa25ed4e3816ac1cec7aa","sha256:2750229a81dee51bf684b49b12613bcc63b9943a53cdd08d3d7d0442eccbc043"],"state_sha256":"67b7d312a70d8869e1f162ce2903876019e2309b458262861a39c697e700fa6e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"UMv7GGsxvAEwF1s4WL+dI4C/xii2rPSZJDOLKx2FW+fSbIk3siyoYshuQG3y6XaK8wcRFQQdckmhjie05JsYDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-12T09:30:54.874421Z","bundle_sha256":"3fcfd07ee3a18dcf01fc1229c79b1e0bc80a019c0542fad54fda86c9e62c4bd4"}}