{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2008:YYQTKKKHARXRZKCSSHCNK7L7DO","short_pith_number":"pith:YYQTKKKH","canonical_record":{"source":{"id":"0809.0721","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2008-09-03T22:39:00Z","cross_cats_sorted":["hep-ph","nucl-th"],"title_canon_sha256":"c367855d85745c8f3cf11b192f5c2705f6bf28b80ed0303afd9705e38dcd84e9","abstract_canon_sha256":"b541e968964a6a63c088b8e33e6cd28abf7888bdf7a088e5b532ab783690d70d"},"schema_version":"1.0"},"canonical_sha256":"c621352947046f1ca85291c4d57d7f1b91f6deed6e0a5f38f85a29718f7d9494","source":{"kind":"arxiv","id":"0809.0721","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0809.0721","created_at":"2026-07-04T17:19:54Z"},{"alias_kind":"arxiv_version","alias_value":"0809.0721v1","created_at":"2026-07-04T17:19:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0809.0721","created_at":"2026-07-04T17:19:54Z"},{"alias_kind":"pith_short_12","alias_value":"YYQTKKKHARXR","created_at":"2026-07-04T17:19:54Z"},{"alias_kind":"pith_short_16","alias_value":"YYQTKKKHARXRZKCS","created_at":"2026-07-04T17:19:54Z"},{"alias_kind":"pith_short_8","alias_value":"YYQTKKKH","created_at":"2026-07-04T17:19:54Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2008:YYQTKKKHARXRZKCSSHCNK7L7DO","target":"record","payload":{"canonical_record":{"source":{"id":"0809.0721","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2008-09-03T22:39:00Z","cross_cats_sorted":["hep-ph","nucl-th"],"title_canon_sha256":"c367855d85745c8f3cf11b192f5c2705f6bf28b80ed0303afd9705e38dcd84e9","abstract_canon_sha256":"b541e968964a6a63c088b8e33e6cd28abf7888bdf7a088e5b532ab783690d70d"},"schema_version":"1.0"},"canonical_sha256":"c621352947046f1ca85291c4d57d7f1b91f6deed6e0a5f38f85a29718f7d9494","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T17:19:54.479359Z","signature_b64":"dz/EeAGznezGlQB4OXwt6LKCJKy4mCaXhB3jRn0oNkCSwsk+7GgxylcN0j2YLaI3Hvui1raOSoAEIdWOiXPDDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c621352947046f1ca85291c4d57d7f1b91f6deed6e0a5f38f85a29718f7d9494","last_reissued_at":"2026-07-04T17:19:54.478961Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T17:19:54.478961Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0809.0721","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":"2026-07-04T17:19:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"J7Cl61X4UQ8IlnvNLJq766ymOoIvvuSwEKNyS0EbcSbBgVqV2qCCpLG4Wt2phJvcAVpJRL1ms/hgAcXhcXIUCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-04T23:44:13.555942Z"},"content_sha256":"bfd750aaa109010250c7a9992cb3d41e9e95404237538fcc7be3956b4c365da6","schema_version":"1.0","event_id":"sha256:bfd750aaa109010250c7a9992cb3d41e9e95404237538fcc7be3956b4c365da6"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2008:YYQTKKKHARXRZKCSSHCNK7L7DO","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Electric Polarizabilities from Lattice QCD","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ph","nucl-th"],"primary_cat":"hep-lat","authors_text":"Andre Walker-Loud, Brian C. Tiburzi, William Detmold","submitted_at":"2008-09-03T22:39:00Z","abstract_excerpt":"The response of hadrons to electromagnetic probes is highly constrained by chiral dynamics; but, in some cases, predictions have not compared well with experimental data. The lattice can be used to test the chiral electromagnetism of hadrons and ultimately confront experiment. We use background field techniques to study the electromagnetic polarizabilities of hadrons. Focusing on simulations in background electric fields, we present preliminary results for both charged and neutral particle polarizabilities. The former are extracted using a novel method."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0809.0721","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/0809.0721/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":"2026-07-04T17:19:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"mXmLgRoeUfRqPfphkWZfrhmtYfUjXC6TfZ5RFQJBhhIU9yfW9YN2SuVjekZfh/S0RLyf6rtAH9tsiQhuXHL7CA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-04T23:44:13.556342Z"},"content_sha256":"0da61334d9c137b0e625f8f29887b59f634a80a8f3d94eed3bceb3c34b22266a","schema_version":"1.0","event_id":"sha256:0da61334d9c137b0e625f8f29887b59f634a80a8f3d94eed3bceb3c34b22266a"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/YYQTKKKHARXRZKCSSHCNK7L7DO/bundle.json","state_url":"https://pith.science/pith/YYQTKKKHARXRZKCSSHCNK7L7DO/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/YYQTKKKHARXRZKCSSHCNK7L7DO/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":"2026-07-04T23:44:13Z","links":{"resolver":"https://pith.science/pith/YYQTKKKHARXRZKCSSHCNK7L7DO","bundle":"https://pith.science/pith/YYQTKKKHARXRZKCSSHCNK7L7DO/bundle.json","state":"https://pith.science/pith/YYQTKKKHARXRZKCSSHCNK7L7DO/state.json","well_known_bundle":"https://pith.science/.well-known/pith/YYQTKKKHARXRZKCSSHCNK7L7DO/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2008:YYQTKKKHARXRZKCSSHCNK7L7DO","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":"b541e968964a6a63c088b8e33e6cd28abf7888bdf7a088e5b532ab783690d70d","cross_cats_sorted":["hep-ph","nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2008-09-03T22:39:00Z","title_canon_sha256":"c367855d85745c8f3cf11b192f5c2705f6bf28b80ed0303afd9705e38dcd84e9"},"schema_version":"1.0","source":{"id":"0809.0721","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0809.0721","created_at":"2026-07-04T17:19:54Z"},{"alias_kind":"arxiv_version","alias_value":"0809.0721v1","created_at":"2026-07-04T17:19:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0809.0721","created_at":"2026-07-04T17:19:54Z"},{"alias_kind":"pith_short_12","alias_value":"YYQTKKKHARXR","created_at":"2026-07-04T17:19:54Z"},{"alias_kind":"pith_short_16","alias_value":"YYQTKKKHARXRZKCS","created_at":"2026-07-04T17:19:54Z"},{"alias_kind":"pith_short_8","alias_value":"YYQTKKKH","created_at":"2026-07-04T17:19:54Z"}],"graph_snapshots":[{"event_id":"sha256:0da61334d9c137b0e625f8f29887b59f634a80a8f3d94eed3bceb3c34b22266a","target":"graph","created_at":"2026-07-04T17:19:54Z","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/0809.0721/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The response of hadrons to electromagnetic probes is highly constrained by chiral dynamics; but, in some cases, predictions have not compared well with experimental data. The lattice can be used to test the chiral electromagnetism of hadrons and ultimately confront experiment. We use background field techniques to study the electromagnetic polarizabilities of hadrons. Focusing on simulations in background electric fields, we present preliminary results for both charged and neutral particle polarizabilities. The former are extracted using a novel method.","authors_text":"Andre Walker-Loud, Brian C. Tiburzi, William Detmold","cross_cats":["hep-ph","nucl-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2008-09-03T22:39:00Z","title":"Electric Polarizabilities from Lattice QCD"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0809.0721","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:bfd750aaa109010250c7a9992cb3d41e9e95404237538fcc7be3956b4c365da6","target":"record","created_at":"2026-07-04T17:19:54Z","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":"b541e968964a6a63c088b8e33e6cd28abf7888bdf7a088e5b532ab783690d70d","cross_cats_sorted":["hep-ph","nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-lat","submitted_at":"2008-09-03T22:39:00Z","title_canon_sha256":"c367855d85745c8f3cf11b192f5c2705f6bf28b80ed0303afd9705e38dcd84e9"},"schema_version":"1.0","source":{"id":"0809.0721","kind":"arxiv","version":1}},"canonical_sha256":"c621352947046f1ca85291c4d57d7f1b91f6deed6e0a5f38f85a29718f7d9494","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c621352947046f1ca85291c4d57d7f1b91f6deed6e0a5f38f85a29718f7d9494","first_computed_at":"2026-07-04T17:19:54.478961Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T17:19:54.478961Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"dz/EeAGznezGlQB4OXwt6LKCJKy4mCaXhB3jRn0oNkCSwsk+7GgxylcN0j2YLaI3Hvui1raOSoAEIdWOiXPDDw==","signature_status":"signed_v1","signed_at":"2026-07-04T17:19:54.479359Z","signed_message":"canonical_sha256_bytes"},"source_id":"0809.0721","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:bfd750aaa109010250c7a9992cb3d41e9e95404237538fcc7be3956b4c365da6","sha256:0da61334d9c137b0e625f8f29887b59f634a80a8f3d94eed3bceb3c34b22266a"],"state_sha256":"6acfc3e81425689c476ae2780e9acb12d39cc759968247f9bf26a483420833a1"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"EPQ9+7a09gjOpk5LajBRvAcvYf2wiqkUPpghknyzdTRYbsma0Vg4huGxVLwJJl5zVPyQwZVGx9FqlavY9qqVDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-04T23:44:13.558353Z","bundle_sha256":"30522857d3bb864aaf9ff89079d291d9780f6449d13f0995880776569e91f452"}}