{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:6OHVRD3UPWJWDUAETH5JHSEIYY","short_pith_number":"pith:6OHVRD3U","canonical_record":{"source":{"id":"1712.05447","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2017-12-14T20:40:10Z","cross_cats_sorted":["cond-mat.other","nucl-th"],"title_canon_sha256":"06a0d3736dff41b94dc81e847942f0ec505f3c2841e2519aad2002e3b8ec29ad","abstract_canon_sha256":"f16ab4b973e4d63e160f1d58253923759969938ed65686bd9e9bd5a050675adc"},"schema_version":"1.0"},"canonical_sha256":"f38f588f747d9361d00499fa93c888c6270ca651403c6dc862f35b6d5ae5b0b5","source":{"kind":"arxiv","id":"1712.05447","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1712.05447","created_at":"2026-05-18T00:18:14Z"},{"alias_kind":"arxiv_version","alias_value":"1712.05447v2","created_at":"2026-05-18T00:18:14Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1712.05447","created_at":"2026-05-18T00:18:14Z"},{"alias_kind":"pith_short_12","alias_value":"6OHVRD3UPWJW","created_at":"2026-05-18T12:31:03Z"},{"alias_kind":"pith_short_16","alias_value":"6OHVRD3UPWJWDUAE","created_at":"2026-05-18T12:31:03Z"},{"alias_kind":"pith_short_8","alias_value":"6OHVRD3U","created_at":"2026-05-18T12:31:03Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:6OHVRD3UPWJWDUAETH5JHSEIYY","target":"record","payload":{"canonical_record":{"source":{"id":"1712.05447","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2017-12-14T20:40:10Z","cross_cats_sorted":["cond-mat.other","nucl-th"],"title_canon_sha256":"06a0d3736dff41b94dc81e847942f0ec505f3c2841e2519aad2002e3b8ec29ad","abstract_canon_sha256":"f16ab4b973e4d63e160f1d58253923759969938ed65686bd9e9bd5a050675adc"},"schema_version":"1.0"},"canonical_sha256":"f38f588f747d9361d00499fa93c888c6270ca651403c6dc862f35b6d5ae5b0b5","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:18:14.526513Z","signature_b64":"EEKDTv//+WQdyef6J5HkQj6nXJ7WNCccfW1i4yaVLWKRs/kDDP4THqTCP0MXvhOxo+8KpI3UzFSansJzmu3WDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f38f588f747d9361d00499fa93c888c6270ca651403c6dc862f35b6d5ae5b0b5","last_reissued_at":"2026-05-18T00:18:14.525997Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:18:14.525997Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1712.05447","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":"2026-05-18T00:18:14Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"VstHUAtVrAI9bB49sZRFvRUCer2Xe0ti+OAGoG6au/xOBQBBj+/ispsrES9BDU+3iSlSTafT4J7w5Tvbjsw0AQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T16:49:36.452836Z"},"content_sha256":"787f1d7e76f9ed6e98a405051933a58036d5de441978264dbbf53b807f0db00b","schema_version":"1.0","event_id":"sha256:787f1d7e76f9ed6e98a405051933a58036d5de441978264dbbf53b807f0db00b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:6OHVRD3UPWJWDUAETH5JHSEIYY","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The Photon in Dense Nuclear Matter I: Random Phase Approximation","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.other","nucl-th"],"primary_cat":"astro-ph.HE","authors_text":"Ermal Rrapaj, Sanjay Reddy, Stephan Stetina","submitted_at":"2017-12-14T20:40:10Z","abstract_excerpt":"We present a comprehensive and pedagogic discussion of the properties of photons in cold and dense nuclear matter based on the resummed one-loop photon self energy. Correlations between electrons, muons, protons and neutrons in beta equilibrium that arise due to electromagnetic and strong interactions are consistently taken into account within the random phase approximation. Screening effects and damping as well as collective excitations are systematically studied in a fully relativistic setup. Our study is relevant to linear response theory of dense nuclear matter, calculations of transport p"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1712.05447","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":"2026-05-18T00:18:14Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"F0WYzYRBJGUclP/zFAL3FdzoXwrDnY226JtJ1qU6PGVdl4xdD4IT0m635jFk8i2LsNkC5QPDGLadMcTH+6EdDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T16:49:36.453473Z"},"content_sha256":"be313e1873ef81ef5aec1fa30874bbd48e551521750a5d8cad93a7a64896c1bf","schema_version":"1.0","event_id":"sha256:be313e1873ef81ef5aec1fa30874bbd48e551521750a5d8cad93a7a64896c1bf"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/6OHVRD3UPWJWDUAETH5JHSEIYY/bundle.json","state_url":"https://pith.science/pith/6OHVRD3UPWJWDUAETH5JHSEIYY/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/6OHVRD3UPWJWDUAETH5JHSEIYY/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":"2026-05-28T16:49:36Z","links":{"resolver":"https://pith.science/pith/6OHVRD3UPWJWDUAETH5JHSEIYY","bundle":"https://pith.science/pith/6OHVRD3UPWJWDUAETH5JHSEIYY/bundle.json","state":"https://pith.science/pith/6OHVRD3UPWJWDUAETH5JHSEIYY/state.json","well_known_bundle":"https://pith.science/.well-known/pith/6OHVRD3UPWJWDUAETH5JHSEIYY/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:6OHVRD3UPWJWDUAETH5JHSEIYY","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":"f16ab4b973e4d63e160f1d58253923759969938ed65686bd9e9bd5a050675adc","cross_cats_sorted":["cond-mat.other","nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2017-12-14T20:40:10Z","title_canon_sha256":"06a0d3736dff41b94dc81e847942f0ec505f3c2841e2519aad2002e3b8ec29ad"},"schema_version":"1.0","source":{"id":"1712.05447","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1712.05447","created_at":"2026-05-18T00:18:14Z"},{"alias_kind":"arxiv_version","alias_value":"1712.05447v2","created_at":"2026-05-18T00:18:14Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1712.05447","created_at":"2026-05-18T00:18:14Z"},{"alias_kind":"pith_short_12","alias_value":"6OHVRD3UPWJW","created_at":"2026-05-18T12:31:03Z"},{"alias_kind":"pith_short_16","alias_value":"6OHVRD3UPWJWDUAE","created_at":"2026-05-18T12:31:03Z"},{"alias_kind":"pith_short_8","alias_value":"6OHVRD3U","created_at":"2026-05-18T12:31:03Z"}],"graph_snapshots":[{"event_id":"sha256:be313e1873ef81ef5aec1fa30874bbd48e551521750a5d8cad93a7a64896c1bf","target":"graph","created_at":"2026-05-18T00:18:14Z","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":"We present a comprehensive and pedagogic discussion of the properties of photons in cold and dense nuclear matter based on the resummed one-loop photon self energy. Correlations between electrons, muons, protons and neutrons in beta equilibrium that arise due to electromagnetic and strong interactions are consistently taken into account within the random phase approximation. Screening effects and damping as well as collective excitations are systematically studied in a fully relativistic setup. Our study is relevant to linear response theory of dense nuclear matter, calculations of transport p","authors_text":"Ermal Rrapaj, Sanjay Reddy, Stephan Stetina","cross_cats":["cond-mat.other","nucl-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2017-12-14T20:40:10Z","title":"The Photon in Dense Nuclear Matter I: Random Phase Approximation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1712.05447","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":"sha256:787f1d7e76f9ed6e98a405051933a58036d5de441978264dbbf53b807f0db00b","target":"record","created_at":"2026-05-18T00:18:14Z","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":"f16ab4b973e4d63e160f1d58253923759969938ed65686bd9e9bd5a050675adc","cross_cats_sorted":["cond-mat.other","nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2017-12-14T20:40:10Z","title_canon_sha256":"06a0d3736dff41b94dc81e847942f0ec505f3c2841e2519aad2002e3b8ec29ad"},"schema_version":"1.0","source":{"id":"1712.05447","kind":"arxiv","version":2}},"canonical_sha256":"f38f588f747d9361d00499fa93c888c6270ca651403c6dc862f35b6d5ae5b0b5","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f38f588f747d9361d00499fa93c888c6270ca651403c6dc862f35b6d5ae5b0b5","first_computed_at":"2026-05-18T00:18:14.525997Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:18:14.525997Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"EEKDTv//+WQdyef6J5HkQj6nXJ7WNCccfW1i4yaVLWKRs/kDDP4THqTCP0MXvhOxo+8KpI3UzFSansJzmu3WDw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:18:14.526513Z","signed_message":"canonical_sha256_bytes"},"source_id":"1712.05447","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:787f1d7e76f9ed6e98a405051933a58036d5de441978264dbbf53b807f0db00b","sha256:be313e1873ef81ef5aec1fa30874bbd48e551521750a5d8cad93a7a64896c1bf"],"state_sha256":"38393d0bc07716d33176f6d0bd8e7335e05d60e7b8e8c211fe5295d128ad84ea"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Vmilrg4cOk14nTDBHoj0tKJDIQn1snTK1UFYE8ZYa6B+sjQMIIEqPeaJFM0PsVjryJQPJxi+ZAIi4NchknpFCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T16:49:36.456785Z","bundle_sha256":"f6b6f517a063d6777ab8ad794830e526ae1f330b4f2bf2cd831ff88ebaef29ac"}}