{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2007:HXEMMB7LCO2ZM6B3UTETRGSS7K","short_pith_number":"pith:HXEMMB7L","canonical_record":{"source":{"id":"0709.4635","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"hep-ph","submitted_at":"2007-09-28T18:31:24Z","cross_cats_sorted":["astro-ph","cond-mat.supr-con","nucl-th"],"title_canon_sha256":"1206cbb7358bb2844953b5b4a988ad2acc007e93d28b2dc310069cda9884b4a6","abstract_canon_sha256":"25039af2969919fcc9e9186dd5f021a6142e304d202e4c6cec1eefc00fcc75ab"},"schema_version":"1.0"},"canonical_sha256":"3dc8c607eb13b596783ba4c9389a52fa98b2f7bef0eb24f57b5c204213c596a8","source":{"kind":"arxiv","id":"0709.4635","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0709.4635","created_at":"2026-07-04T15:33:57Z"},{"alias_kind":"arxiv_version","alias_value":"0709.4635v2","created_at":"2026-07-04T15:33:57Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0709.4635","created_at":"2026-07-04T15:33:57Z"},{"alias_kind":"pith_short_12","alias_value":"HXEMMB7LCO2Z","created_at":"2026-07-04T15:33:57Z"},{"alias_kind":"pith_short_16","alias_value":"HXEMMB7LCO2ZM6B3","created_at":"2026-07-04T15:33:57Z"},{"alias_kind":"pith_short_8","alias_value":"HXEMMB7L","created_at":"2026-07-04T15:33:57Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2007:HXEMMB7LCO2ZM6B3UTETRGSS7K","target":"record","payload":{"canonical_record":{"source":{"id":"0709.4635","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"hep-ph","submitted_at":"2007-09-28T18:31:24Z","cross_cats_sorted":["astro-ph","cond-mat.supr-con","nucl-th"],"title_canon_sha256":"1206cbb7358bb2844953b5b4a988ad2acc007e93d28b2dc310069cda9884b4a6","abstract_canon_sha256":"25039af2969919fcc9e9186dd5f021a6142e304d202e4c6cec1eefc00fcc75ab"},"schema_version":"1.0"},"canonical_sha256":"3dc8c607eb13b596783ba4c9389a52fa98b2f7bef0eb24f57b5c204213c596a8","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T15:33:57.857977Z","signature_b64":"gUOL6+9ETIParPqYbEzcfxelu4B81B2FBv9uVB++jyqGoSUKa7EGG0Xf+TQ5PKTZx6haAWreTtyuK053Hm/jCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3dc8c607eb13b596783ba4c9389a52fa98b2f7bef0eb24f57b5c204213c596a8","last_reissued_at":"2026-07-04T15:33:57.857548Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T15:33:57.857548Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0709.4635","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":"2026-07-04T15:33:57Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"bwDlPA4Ov+wfzaK4ztAQuc/+rcP7Otf5P+7dwruiEU/KJix7hTjmFcg2gCejd6Nslrc4jqoaR6HIXGgWvpZaCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-10T02:49:38.470198Z"},"content_sha256":"49a99e3a5f73b8b05759eaffec96faf5313ddb9f7a71b51a420e6199e077bdfb","schema_version":"1.0","event_id":"sha256:49a99e3a5f73b8b05759eaffec96faf5313ddb9f7a71b51a420e6199e077bdfb"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2007:HXEMMB7LCO2ZM6B3UTETRGSS7K","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Color superconductivity in dense quark matter","license":"","headline":"","cross_cats":["astro-ph","cond-mat.supr-con","nucl-th"],"primary_cat":"hep-ph","authors_text":"Andreas Schmitt, Krishna Rajagopal, Mark G. Alford, Thomas Schaefer","submitted_at":"2007-09-28T18:31:24Z","abstract_excerpt":"Matter at high density and low temperature is expected to be a color superconductor, which is a degenerate Fermi gas of quarks with a condensate of Cooper pairs near the Fermi surface that induces color Meissner effects. At the highest densities, where the QCD coupling is weak, rigorous calculations are possible, and the ground state is a particularly symmetric state, the color-flavor locked (CFL) phase. The CFL phase is a superfluid, an electromagnetic insulator, and breaks chiral symmetry. The effective theory of the low-energy excitations in the CFL phase is known and can be used, even at m"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0709.4635","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/0709.4635/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-04T15:33:57Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8qiAhA8KF1pv8HHIJ+wTReDfHc6nOQunGImzUOj/CFE1WuDA50Cej9I1mpr9RpuCTGzhxYcnwX6GJ7YXyjU/Dw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-10T02:49:38.470576Z"},"content_sha256":"773b0ea32db4bce67f3a8e66bb192817187307d7672e93d47ffa83c38f167e9d","schema_version":"1.0","event_id":"sha256:773b0ea32db4bce67f3a8e66bb192817187307d7672e93d47ffa83c38f167e9d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/HXEMMB7LCO2ZM6B3UTETRGSS7K/bundle.json","state_url":"https://pith.science/pith/HXEMMB7LCO2ZM6B3UTETRGSS7K/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/HXEMMB7LCO2ZM6B3UTETRGSS7K/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":"2026-07-10T02:49:38Z","links":{"resolver":"https://pith.science/pith/HXEMMB7LCO2ZM6B3UTETRGSS7K","bundle":"https://pith.science/pith/HXEMMB7LCO2ZM6B3UTETRGSS7K/bundle.json","state":"https://pith.science/pith/HXEMMB7LCO2ZM6B3UTETRGSS7K/state.json","well_known_bundle":"https://pith.science/.well-known/pith/HXEMMB7LCO2ZM6B3UTETRGSS7K/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2007:HXEMMB7LCO2ZM6B3UTETRGSS7K","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":"25039af2969919fcc9e9186dd5f021a6142e304d202e4c6cec1eefc00fcc75ab","cross_cats_sorted":["astro-ph","cond-mat.supr-con","nucl-th"],"license":"","primary_cat":"hep-ph","submitted_at":"2007-09-28T18:31:24Z","title_canon_sha256":"1206cbb7358bb2844953b5b4a988ad2acc007e93d28b2dc310069cda9884b4a6"},"schema_version":"1.0","source":{"id":"0709.4635","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0709.4635","created_at":"2026-07-04T15:33:57Z"},{"alias_kind":"arxiv_version","alias_value":"0709.4635v2","created_at":"2026-07-04T15:33:57Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0709.4635","created_at":"2026-07-04T15:33:57Z"},{"alias_kind":"pith_short_12","alias_value":"HXEMMB7LCO2Z","created_at":"2026-07-04T15:33:57Z"},{"alias_kind":"pith_short_16","alias_value":"HXEMMB7LCO2ZM6B3","created_at":"2026-07-04T15:33:57Z"},{"alias_kind":"pith_short_8","alias_value":"HXEMMB7L","created_at":"2026-07-04T15:33:57Z"}],"graph_snapshots":[{"event_id":"sha256:773b0ea32db4bce67f3a8e66bb192817187307d7672e93d47ffa83c38f167e9d","target":"graph","created_at":"2026-07-04T15:33:57Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/0709.4635/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Matter at high density and low temperature is expected to be a color superconductor, which is a degenerate Fermi gas of quarks with a condensate of Cooper pairs near the Fermi surface that induces color Meissner effects. At the highest densities, where the QCD coupling is weak, rigorous calculations are possible, and the ground state is a particularly symmetric state, the color-flavor locked (CFL) phase. The CFL phase is a superfluid, an electromagnetic insulator, and breaks chiral symmetry. The effective theory of the low-energy excitations in the CFL phase is known and can be used, even at m","authors_text":"Andreas Schmitt, Krishna Rajagopal, Mark G. Alford, Thomas Schaefer","cross_cats":["astro-ph","cond-mat.supr-con","nucl-th"],"headline":"","license":"","primary_cat":"hep-ph","submitted_at":"2007-09-28T18:31:24Z","title":"Color superconductivity in dense quark matter"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0709.4635","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":"sha256:49a99e3a5f73b8b05759eaffec96faf5313ddb9f7a71b51a420e6199e077bdfb","target":"record","created_at":"2026-07-04T15:33:57Z","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":"25039af2969919fcc9e9186dd5f021a6142e304d202e4c6cec1eefc00fcc75ab","cross_cats_sorted":["astro-ph","cond-mat.supr-con","nucl-th"],"license":"","primary_cat":"hep-ph","submitted_at":"2007-09-28T18:31:24Z","title_canon_sha256":"1206cbb7358bb2844953b5b4a988ad2acc007e93d28b2dc310069cda9884b4a6"},"schema_version":"1.0","source":{"id":"0709.4635","kind":"arxiv","version":2}},"canonical_sha256":"3dc8c607eb13b596783ba4c9389a52fa98b2f7bef0eb24f57b5c204213c596a8","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"3dc8c607eb13b596783ba4c9389a52fa98b2f7bef0eb24f57b5c204213c596a8","first_computed_at":"2026-07-04T15:33:57.857548Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T15:33:57.857548Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"gUOL6+9ETIParPqYbEzcfxelu4B81B2FBv9uVB++jyqGoSUKa7EGG0Xf+TQ5PKTZx6haAWreTtyuK053Hm/jCw==","signature_status":"signed_v1","signed_at":"2026-07-04T15:33:57.857977Z","signed_message":"canonical_sha256_bytes"},"source_id":"0709.4635","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:49a99e3a5f73b8b05759eaffec96faf5313ddb9f7a71b51a420e6199e077bdfb","sha256:773b0ea32db4bce67f3a8e66bb192817187307d7672e93d47ffa83c38f167e9d"],"state_sha256":"fb2301280bea837423506d579340a9d0ad5dfdd4c07c84314ebf4bd636de045e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Af9Ld6OGLWRBCQ0SfnCSW/NyN/VT1VFWRG66/Cec9A5S83OXMv8WUyCVjoYArsoBfcQ6pPs9Oi0RWDhQn8bXDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-10T02:49:38.472673Z","bundle_sha256":"ac7c80b12ec066bb9eb86734b53c125ba6ce56e41057d95759a1fed79b9aca5e"}}