{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:HEKEHWR6WGQS7AZIXAHFQPV6EJ","short_pith_number":"pith:HEKEHWR6","canonical_record":{"source":{"id":"1502.01230","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2015-02-04T15:26:35Z","cross_cats_sorted":["nucl-th"],"title_canon_sha256":"749ef86f2f85a26f034f93845e999975c964bcd94e39026e2324527304790d37","abstract_canon_sha256":"a3455ef550d9d46b8ba1280290c7f71526f3baa868d7aa4a1e9abf6d8b1e56b7"},"schema_version":"1.0"},"canonical_sha256":"391443da3eb1a12f8328b80e583ebe227d2f2dd274ed9daeb57a8ba0f9e184af","source":{"kind":"arxiv","id":"1502.01230","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1502.01230","created_at":"2026-05-18T02:17:00Z"},{"alias_kind":"arxiv_version","alias_value":"1502.01230v1","created_at":"2026-05-18T02:17:00Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1502.01230","created_at":"2026-05-18T02:17:00Z"},{"alias_kind":"pith_short_12","alias_value":"HEKEHWR6WGQS","created_at":"2026-05-18T12:29:25Z"},{"alias_kind":"pith_short_16","alias_value":"HEKEHWR6WGQS7AZI","created_at":"2026-05-18T12:29:25Z"},{"alias_kind":"pith_short_8","alias_value":"HEKEHWR6","created_at":"2026-05-18T12:29:25Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:HEKEHWR6WGQS7AZIXAHFQPV6EJ","target":"record","payload":{"canonical_record":{"source":{"id":"1502.01230","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2015-02-04T15:26:35Z","cross_cats_sorted":["nucl-th"],"title_canon_sha256":"749ef86f2f85a26f034f93845e999975c964bcd94e39026e2324527304790d37","abstract_canon_sha256":"a3455ef550d9d46b8ba1280290c7f71526f3baa868d7aa4a1e9abf6d8b1e56b7"},"schema_version":"1.0"},"canonical_sha256":"391443da3eb1a12f8328b80e583ebe227d2f2dd274ed9daeb57a8ba0f9e184af","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:17:00.573168Z","signature_b64":"VL2TCAk/iCHRR7Axe1dVh9K5hq+2RHZgNbr0JIrFQGxMARnPzsJv9elIIsJuVzHEZ9gQDdQ2J1doJw2vTGc8Aw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"391443da3eb1a12f8328b80e583ebe227d2f2dd274ed9daeb57a8ba0f9e184af","last_reissued_at":"2026-05-18T02:17:00.572566Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:17:00.572566Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1502.01230","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":"2026-05-18T02:17:00Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"gqGUKGayPokpFkLDjHOs0/I2XTCE+/pcatTTyykzEvcAwIsnc1hzEfRUhO0J6f7KepC1wINizPQy8jxkNgYZBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-24T07:10:31.999068Z"},"content_sha256":"3566f5656b4717161d5b9ca9a2f744ebd809e8256dd9f152189d80a3754dad38","schema_version":"1.0","event_id":"sha256:3566f5656b4717161d5b9ca9a2f744ebd809e8256dd9f152189d80a3754dad38"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:HEKEHWR6WGQS7AZIXAHFQPV6EJ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The Light-Front Vacuum","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nucl-th"],"primary_cat":"hep-th","authors_text":"Marc Herrmann, Wayne Polyzou","submitted_at":"2015-02-04T15:26:35Z","abstract_excerpt":"Background: The vacuum in the light-front representation of quantum field theory is trivial while vacuum in the equivalent canonical representation of the same theory is non-trivial.\n  Purpose: Understand the relation between the vacuum in light-front and canonical representations of quantum field theory and the role of zero-modes in this relation.\n  Method: Vacuua are defined as linear functionals on an algebra of field operators. The role of the algebra in the definition of the vacuum is exploited to understand this relation.\n  Results: The vacuum functional can be extended from the light-fr"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1502.01230","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":"2026-05-18T02:17:00Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"q4qM46pqSlbkvcsnOblwEvIMWx9gIJzGuxM+Vi2IhZDZiPOsI83Y03kytplTik0lpYW0qTl4j5vEKgq2grAiAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-24T07:10:31.999425Z"},"content_sha256":"0c79b578fd4c0878891b8ef0919ecef0f26f58c4b7272e7db82bd732a84b5016","schema_version":"1.0","event_id":"sha256:0c79b578fd4c0878891b8ef0919ecef0f26f58c4b7272e7db82bd732a84b5016"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/HEKEHWR6WGQS7AZIXAHFQPV6EJ/bundle.json","state_url":"https://pith.science/pith/HEKEHWR6WGQS7AZIXAHFQPV6EJ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/HEKEHWR6WGQS7AZIXAHFQPV6EJ/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":"2026-06-24T07:10:32Z","links":{"resolver":"https://pith.science/pith/HEKEHWR6WGQS7AZIXAHFQPV6EJ","bundle":"https://pith.science/pith/HEKEHWR6WGQS7AZIXAHFQPV6EJ/bundle.json","state":"https://pith.science/pith/HEKEHWR6WGQS7AZIXAHFQPV6EJ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/HEKEHWR6WGQS7AZIXAHFQPV6EJ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:HEKEHWR6WGQS7AZIXAHFQPV6EJ","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":"a3455ef550d9d46b8ba1280290c7f71526f3baa868d7aa4a1e9abf6d8b1e56b7","cross_cats_sorted":["nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2015-02-04T15:26:35Z","title_canon_sha256":"749ef86f2f85a26f034f93845e999975c964bcd94e39026e2324527304790d37"},"schema_version":"1.0","source":{"id":"1502.01230","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1502.01230","created_at":"2026-05-18T02:17:00Z"},{"alias_kind":"arxiv_version","alias_value":"1502.01230v1","created_at":"2026-05-18T02:17:00Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1502.01230","created_at":"2026-05-18T02:17:00Z"},{"alias_kind":"pith_short_12","alias_value":"HEKEHWR6WGQS","created_at":"2026-05-18T12:29:25Z"},{"alias_kind":"pith_short_16","alias_value":"HEKEHWR6WGQS7AZI","created_at":"2026-05-18T12:29:25Z"},{"alias_kind":"pith_short_8","alias_value":"HEKEHWR6","created_at":"2026-05-18T12:29:25Z"}],"graph_snapshots":[{"event_id":"sha256:0c79b578fd4c0878891b8ef0919ecef0f26f58c4b7272e7db82bd732a84b5016","target":"graph","created_at":"2026-05-18T02:17:00Z","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":"Background: The vacuum in the light-front representation of quantum field theory is trivial while vacuum in the equivalent canonical representation of the same theory is non-trivial.\n  Purpose: Understand the relation between the vacuum in light-front and canonical representations of quantum field theory and the role of zero-modes in this relation.\n  Method: Vacuua are defined as linear functionals on an algebra of field operators. The role of the algebra in the definition of the vacuum is exploited to understand this relation.\n  Results: The vacuum functional can be extended from the light-fr","authors_text":"Marc Herrmann, Wayne Polyzou","cross_cats":["nucl-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2015-02-04T15:26:35Z","title":"The Light-Front Vacuum"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1502.01230","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":"sha256:3566f5656b4717161d5b9ca9a2f744ebd809e8256dd9f152189d80a3754dad38","target":"record","created_at":"2026-05-18T02:17:00Z","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":"a3455ef550d9d46b8ba1280290c7f71526f3baa868d7aa4a1e9abf6d8b1e56b7","cross_cats_sorted":["nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2015-02-04T15:26:35Z","title_canon_sha256":"749ef86f2f85a26f034f93845e999975c964bcd94e39026e2324527304790d37"},"schema_version":"1.0","source":{"id":"1502.01230","kind":"arxiv","version":1}},"canonical_sha256":"391443da3eb1a12f8328b80e583ebe227d2f2dd274ed9daeb57a8ba0f9e184af","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"391443da3eb1a12f8328b80e583ebe227d2f2dd274ed9daeb57a8ba0f9e184af","first_computed_at":"2026-05-18T02:17:00.572566Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:17:00.572566Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"VL2TCAk/iCHRR7Axe1dVh9K5hq+2RHZgNbr0JIrFQGxMARnPzsJv9elIIsJuVzHEZ9gQDdQ2J1doJw2vTGc8Aw==","signature_status":"signed_v1","signed_at":"2026-05-18T02:17:00.573168Z","signed_message":"canonical_sha256_bytes"},"source_id":"1502.01230","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:3566f5656b4717161d5b9ca9a2f744ebd809e8256dd9f152189d80a3754dad38","sha256:0c79b578fd4c0878891b8ef0919ecef0f26f58c4b7272e7db82bd732a84b5016"],"state_sha256":"af0ff5c6cfa95dfcd2ce55807c980326bac3592b563e99ce6120c8593272668e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"OaivcOsQ2u5mBDrSJjynhSb8wpFOiBOwFwHKTIXZCKbSIFx9wetL+tbD2vMPgK8uZ6hlKTONI7hgZLLxRk1ZCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-24T07:10:32.001354Z","bundle_sha256":"5ce0b0e74ad488f4fa1879fa78816616e1f3ec0e5c8318ea07d91c56ff6cf411"}}