{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2003:RAY3GDGYGPCS3C4NE3QU4GA4SN","short_pith_number":"pith:RAY3GDGY","canonical_record":{"source":{"id":"hep-ph/0307383","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"hep-ph","submitted_at":"2003-07-31T04:07:09Z","cross_cats_sorted":[],"title_canon_sha256":"408d50c83577404cc9c80321dba6a28abce901ae5f16afc0ba252537cf495710","abstract_canon_sha256":"88752087239de6fb39861c3d8798d03d8d3639e0cfa7fed7644039ac95d8545c"},"schema_version":"1.0"},"canonical_sha256":"8831b30cd833c52d8b8d26e14e181c9352bb86e9a730d79a0546ee6d078bd1d8","source":{"kind":"arxiv","id":"hep-ph/0307383","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-ph/0307383","created_at":"2026-05-18T04:22:59Z"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/0307383v1","created_at":"2026-05-18T04:22:59Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/0307383","created_at":"2026-05-18T04:22:59Z"},{"alias_kind":"pith_short_12","alias_value":"RAY3GDGYGPCS","created_at":"2026-05-18T12:25:52Z"},{"alias_kind":"pith_short_16","alias_value":"RAY3GDGYGPCS3C4N","created_at":"2026-05-18T12:25:52Z"},{"alias_kind":"pith_short_8","alias_value":"RAY3GDGY","created_at":"2026-05-18T12:25:52Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2003:RAY3GDGYGPCS3C4NE3QU4GA4SN","target":"record","payload":{"canonical_record":{"source":{"id":"hep-ph/0307383","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"hep-ph","submitted_at":"2003-07-31T04:07:09Z","cross_cats_sorted":[],"title_canon_sha256":"408d50c83577404cc9c80321dba6a28abce901ae5f16afc0ba252537cf495710","abstract_canon_sha256":"88752087239de6fb39861c3d8798d03d8d3639e0cfa7fed7644039ac95d8545c"},"schema_version":"1.0"},"canonical_sha256":"8831b30cd833c52d8b8d26e14e181c9352bb86e9a730d79a0546ee6d078bd1d8","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:22:59.837271Z","signature_b64":"FTiMyZuTIHNYRSlfKa6JD82mvZw9fRoFyPC+uvUo/sy9PC1nv4V9cPyZUEu/0+GMHA1oSriM9d8AcPbimaYnDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8831b30cd833c52d8b8d26e14e181c9352bb86e9a730d79a0546ee6d078bd1d8","last_reissued_at":"2026-05-18T04:22:59.836576Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:22:59.836576Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"hep-ph/0307383","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":"2026-05-18T04:22:59Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"NUgYS5hIV0gPnKl8NuPUH3BF+BhnyfwYM7MZt0/3+KXe4pBWuDQHi6pUO86hZivc2e20FmFPWnOOp8i4xe1ADA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T12:20:19.188250Z"},"content_sha256":"f7b839ef7cca01479e09b819c6b83dcae380fbfdb8e7d09d21aeaeaffe8c1162","schema_version":"1.0","event_id":"sha256:f7b839ef7cca01479e09b819c6b83dcae380fbfdb8e7d09d21aeaeaffe8c1162"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2003:RAY3GDGYGPCS3C4NE3QU4GA4SN","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Quark Imaging in the Proton Via Quantum Phase-Space Distributions","license":"","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"A. V. Belitsky, Feng Yuan, Xiangdong Ji","submitted_at":"2003-07-31T04:07:09Z","abstract_excerpt":"We develop the concept of quantum phase-space (Wigner) distributions for quarks and gluons in the proton. To appreciate their physical content, we analyze the contraints from special relativity on the interpretation of elastic form factors, and examine the physics of the Feynman parton distributions in the proton's rest frame. We relate the quark Wigner functions to the transverse-momentum dependent parton distributions and generalized parton distributions, emphasizing the physical role of the skewness parameter. We show that the Wigner functions allow to visualize quantum quarks and gluons us"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/0307383","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":"2026-05-18T04:22:59Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xzg4tySNMVFor/3cm5umoZX9H4FJtj1VDJHrmyG9Fl7KUBTZkIf71igu6U1UGfYREbjefty6BE+LEshlX7IJDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T12:20:19.188723Z"},"content_sha256":"5ec3e3032da89cd5861e290e0477b1edd7ef46c8f91cc54c2259f166ab0c19ac","schema_version":"1.0","event_id":"sha256:5ec3e3032da89cd5861e290e0477b1edd7ef46c8f91cc54c2259f166ab0c19ac"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/RAY3GDGYGPCS3C4NE3QU4GA4SN/bundle.json","state_url":"https://pith.science/pith/RAY3GDGYGPCS3C4NE3QU4GA4SN/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/RAY3GDGYGPCS3C4NE3QU4GA4SN/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":"2026-06-02T12:20:19Z","links":{"resolver":"https://pith.science/pith/RAY3GDGYGPCS3C4NE3QU4GA4SN","bundle":"https://pith.science/pith/RAY3GDGYGPCS3C4NE3QU4GA4SN/bundle.json","state":"https://pith.science/pith/RAY3GDGYGPCS3C4NE3QU4GA4SN/state.json","well_known_bundle":"https://pith.science/.well-known/pith/RAY3GDGYGPCS3C4NE3QU4GA4SN/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2003:RAY3GDGYGPCS3C4NE3QU4GA4SN","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":"88752087239de6fb39861c3d8798d03d8d3639e0cfa7fed7644039ac95d8545c","cross_cats_sorted":[],"license":"","primary_cat":"hep-ph","submitted_at":"2003-07-31T04:07:09Z","title_canon_sha256":"408d50c83577404cc9c80321dba6a28abce901ae5f16afc0ba252537cf495710"},"schema_version":"1.0","source":{"id":"hep-ph/0307383","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-ph/0307383","created_at":"2026-05-18T04:22:59Z"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/0307383v1","created_at":"2026-05-18T04:22:59Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/0307383","created_at":"2026-05-18T04:22:59Z"},{"alias_kind":"pith_short_12","alias_value":"RAY3GDGYGPCS","created_at":"2026-05-18T12:25:52Z"},{"alias_kind":"pith_short_16","alias_value":"RAY3GDGYGPCS3C4N","created_at":"2026-05-18T12:25:52Z"},{"alias_kind":"pith_short_8","alias_value":"RAY3GDGY","created_at":"2026-05-18T12:25:52Z"}],"graph_snapshots":[{"event_id":"sha256:5ec3e3032da89cd5861e290e0477b1edd7ef46c8f91cc54c2259f166ab0c19ac","target":"graph","created_at":"2026-05-18T04:22:59Z","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":"We develop the concept of quantum phase-space (Wigner) distributions for quarks and gluons in the proton. To appreciate their physical content, we analyze the contraints from special relativity on the interpretation of elastic form factors, and examine the physics of the Feynman parton distributions in the proton's rest frame. We relate the quark Wigner functions to the transverse-momentum dependent parton distributions and generalized parton distributions, emphasizing the physical role of the skewness parameter. We show that the Wigner functions allow to visualize quantum quarks and gluons us","authors_text":"A. V. Belitsky, Feng Yuan, Xiangdong Ji","cross_cats":[],"headline":"","license":"","primary_cat":"hep-ph","submitted_at":"2003-07-31T04:07:09Z","title":"Quark Imaging in the Proton Via Quantum Phase-Space Distributions"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/0307383","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:f7b839ef7cca01479e09b819c6b83dcae380fbfdb8e7d09d21aeaeaffe8c1162","target":"record","created_at":"2026-05-18T04:22:59Z","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":"88752087239de6fb39861c3d8798d03d8d3639e0cfa7fed7644039ac95d8545c","cross_cats_sorted":[],"license":"","primary_cat":"hep-ph","submitted_at":"2003-07-31T04:07:09Z","title_canon_sha256":"408d50c83577404cc9c80321dba6a28abce901ae5f16afc0ba252537cf495710"},"schema_version":"1.0","source":{"id":"hep-ph/0307383","kind":"arxiv","version":1}},"canonical_sha256":"8831b30cd833c52d8b8d26e14e181c9352bb86e9a730d79a0546ee6d078bd1d8","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8831b30cd833c52d8b8d26e14e181c9352bb86e9a730d79a0546ee6d078bd1d8","first_computed_at":"2026-05-18T04:22:59.836576Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:22:59.836576Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"FTiMyZuTIHNYRSlfKa6JD82mvZw9fRoFyPC+uvUo/sy9PC1nv4V9cPyZUEu/0+GMHA1oSriM9d8AcPbimaYnDg==","signature_status":"signed_v1","signed_at":"2026-05-18T04:22:59.837271Z","signed_message":"canonical_sha256_bytes"},"source_id":"hep-ph/0307383","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f7b839ef7cca01479e09b819c6b83dcae380fbfdb8e7d09d21aeaeaffe8c1162","sha256:5ec3e3032da89cd5861e290e0477b1edd7ef46c8f91cc54c2259f166ab0c19ac"],"state_sha256":"7dc28786f736fa12ed6531513645a25a5a84ff35a24ed36d22ad8422510f24e7"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"mQlamWNrliQPp66II6lMuigXo0T21axFqiN9a1RPxZ/IdwHIODLVTQBGYbJcc19X+Rs3EReOR1pMIsRIsKpBAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-02T12:20:19.190732Z","bundle_sha256":"37fc0c5c4621237fb19521bc461f67915f3ea45a984739bf6b803a3c62281e6f"}}