{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:2GHMSQ57UN3QQOW7MCHH43VW3D","short_pith_number":"pith:2GHMSQ57","canonical_record":{"source":{"id":"1607.00026","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2016-06-30T20:18:31Z","cross_cats_sorted":[],"title_canon_sha256":"9d3ec92a3e8c15e89c24acb6bc14199924d9b1b6adc8ac0574102e244ef4a53a","abstract_canon_sha256":"c20e98309bf8e543510b9a80374ad538fbae75893543d04bc22d59a7c67a845b"},"schema_version":"1.0"},"canonical_sha256":"d18ec943bfa377083adf608e7e6eb6d8df4b62b3296eff7bd118d2f3279d2ee0","source":{"kind":"arxiv","id":"1607.00026","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1607.00026","created_at":"2026-05-18T01:04:43Z"},{"alias_kind":"arxiv_version","alias_value":"1607.00026v1","created_at":"2026-05-18T01:04:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1607.00026","created_at":"2026-05-18T01:04:43Z"},{"alias_kind":"pith_short_12","alias_value":"2GHMSQ57UN3Q","created_at":"2026-05-18T12:29:55Z"},{"alias_kind":"pith_short_16","alias_value":"2GHMSQ57UN3QQOW7","created_at":"2026-05-18T12:29:55Z"},{"alias_kind":"pith_short_8","alias_value":"2GHMSQ57","created_at":"2026-05-18T12:29:55Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:2GHMSQ57UN3QQOW7MCHH43VW3D","target":"record","payload":{"canonical_record":{"source":{"id":"1607.00026","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2016-06-30T20:18:31Z","cross_cats_sorted":[],"title_canon_sha256":"9d3ec92a3e8c15e89c24acb6bc14199924d9b1b6adc8ac0574102e244ef4a53a","abstract_canon_sha256":"c20e98309bf8e543510b9a80374ad538fbae75893543d04bc22d59a7c67a845b"},"schema_version":"1.0"},"canonical_sha256":"d18ec943bfa377083adf608e7e6eb6d8df4b62b3296eff7bd118d2f3279d2ee0","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:04:43.176859Z","signature_b64":"/aR23w4k5VC+JueDBW+Yt0Zo/F0QhuX+Ge+dnNvQ6q3FBKd+Zk1E7SbKTROEmL4ao6bWPYRUsqKv/eWASbMWAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d18ec943bfa377083adf608e7e6eb6d8df4b62b3296eff7bd118d2f3279d2ee0","last_reissued_at":"2026-05-18T01:04:43.176413Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:04:43.176413Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1607.00026","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":"2026-05-18T01:04:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ilto+570GwfwZ4zdnNCDaWz6xs+bGBkMFmAzVGq7J4oUhsxvJ0dKpdHvIBflJHikk/O37R2zPAKdOfPCI7tzCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-02T18:23:19.493577Z"},"content_sha256":"bdd8c8fea121bdb6cd23e5335092b28b0d937c134f4e8238447a2705ac97a04f","schema_version":"1.0","event_id":"sha256:bdd8c8fea121bdb6cd23e5335092b28b0d937c134f4e8238447a2705ac97a04f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:2GHMSQ57UN3QQOW7MCHH43VW3D","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Two-dimensional light-front $\\phi^4$ theory in a symmetric polynomial basis","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-th","authors_text":"J.R. Hiller, M. Burkardt, S.S. Chabysheva","submitted_at":"2016-06-30T20:18:31Z","abstract_excerpt":"We study the lowest-mass eigenstates of $\\phi^4_{1+1}$ theory with both odd and even numbers of constituents. The calculation is carried out as a diagonalization of the light-front Hamiltonian in a Fock-space representation. In each Fock sector a fully symmetric polynomial basis is used to represent the Fock wave function. Convergence is investigated with respect to the number of basis polynomials in each sector and with respect to the number of sectors. The dependence of the spectrum on the coupling strength is used to estimate the critical coupling for the positive-mass-squared case. An appa"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1607.00026","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":"2026-05-18T01:04:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"wlLCrpFxdcu7cUBcGk3gYKkMM9dRoyPAS5/TWkIqYgVTdg03YAaxlZyoMsrzOhZrEOh1sv+OGV7TGOKdLjXIDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-02T18:23:19.493915Z"},"content_sha256":"42e10e5a6efe75bac22dc08975b928832a3b76338ef5b8f62a9793dac3e4ed0b","schema_version":"1.0","event_id":"sha256:42e10e5a6efe75bac22dc08975b928832a3b76338ef5b8f62a9793dac3e4ed0b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/2GHMSQ57UN3QQOW7MCHH43VW3D/bundle.json","state_url":"https://pith.science/pith/2GHMSQ57UN3QQOW7MCHH43VW3D/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/2GHMSQ57UN3QQOW7MCHH43VW3D/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":"2026-07-02T18:23:19Z","links":{"resolver":"https://pith.science/pith/2GHMSQ57UN3QQOW7MCHH43VW3D","bundle":"https://pith.science/pith/2GHMSQ57UN3QQOW7MCHH43VW3D/bundle.json","state":"https://pith.science/pith/2GHMSQ57UN3QQOW7MCHH43VW3D/state.json","well_known_bundle":"https://pith.science/.well-known/pith/2GHMSQ57UN3QQOW7MCHH43VW3D/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:2GHMSQ57UN3QQOW7MCHH43VW3D","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":"c20e98309bf8e543510b9a80374ad538fbae75893543d04bc22d59a7c67a845b","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2016-06-30T20:18:31Z","title_canon_sha256":"9d3ec92a3e8c15e89c24acb6bc14199924d9b1b6adc8ac0574102e244ef4a53a"},"schema_version":"1.0","source":{"id":"1607.00026","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1607.00026","created_at":"2026-05-18T01:04:43Z"},{"alias_kind":"arxiv_version","alias_value":"1607.00026v1","created_at":"2026-05-18T01:04:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1607.00026","created_at":"2026-05-18T01:04:43Z"},{"alias_kind":"pith_short_12","alias_value":"2GHMSQ57UN3Q","created_at":"2026-05-18T12:29:55Z"},{"alias_kind":"pith_short_16","alias_value":"2GHMSQ57UN3QQOW7","created_at":"2026-05-18T12:29:55Z"},{"alias_kind":"pith_short_8","alias_value":"2GHMSQ57","created_at":"2026-05-18T12:29:55Z"}],"graph_snapshots":[{"event_id":"sha256:42e10e5a6efe75bac22dc08975b928832a3b76338ef5b8f62a9793dac3e4ed0b","target":"graph","created_at":"2026-05-18T01:04:43Z","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 study the lowest-mass eigenstates of $\\phi^4_{1+1}$ theory with both odd and even numbers of constituents. The calculation is carried out as a diagonalization of the light-front Hamiltonian in a Fock-space representation. In each Fock sector a fully symmetric polynomial basis is used to represent the Fock wave function. Convergence is investigated with respect to the number of basis polynomials in each sector and with respect to the number of sectors. The dependence of the spectrum on the coupling strength is used to estimate the critical coupling for the positive-mass-squared case. An appa","authors_text":"J.R. Hiller, M. Burkardt, S.S. Chabysheva","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2016-06-30T20:18:31Z","title":"Two-dimensional light-front $\\phi^4$ theory in a symmetric polynomial basis"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1607.00026","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:bdd8c8fea121bdb6cd23e5335092b28b0d937c134f4e8238447a2705ac97a04f","target":"record","created_at":"2026-05-18T01:04:43Z","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":"c20e98309bf8e543510b9a80374ad538fbae75893543d04bc22d59a7c67a845b","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2016-06-30T20:18:31Z","title_canon_sha256":"9d3ec92a3e8c15e89c24acb6bc14199924d9b1b6adc8ac0574102e244ef4a53a"},"schema_version":"1.0","source":{"id":"1607.00026","kind":"arxiv","version":1}},"canonical_sha256":"d18ec943bfa377083adf608e7e6eb6d8df4b62b3296eff7bd118d2f3279d2ee0","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d18ec943bfa377083adf608e7e6eb6d8df4b62b3296eff7bd118d2f3279d2ee0","first_computed_at":"2026-05-18T01:04:43.176413Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:04:43.176413Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"/aR23w4k5VC+JueDBW+Yt0Zo/F0QhuX+Ge+dnNvQ6q3FBKd+Zk1E7SbKTROEmL4ao6bWPYRUsqKv/eWASbMWAA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:04:43.176859Z","signed_message":"canonical_sha256_bytes"},"source_id":"1607.00026","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:bdd8c8fea121bdb6cd23e5335092b28b0d937c134f4e8238447a2705ac97a04f","sha256:42e10e5a6efe75bac22dc08975b928832a3b76338ef5b8f62a9793dac3e4ed0b"],"state_sha256":"797c5b7391baae85a589731f7b85e9d7807423b484e39a01d1c99a19600891a9"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"YaW+7xvOnceTqPqWt0j7yjScKu76u8uYFMXkMBTjPbGxGQUl72ZpdMtQchdRlqCWEJdfw15qnibYXpv+XFhSDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-02T18:23:19.495825Z","bundle_sha256":"2c64896c3cc99a78f148359379d9ad7eabcd618e36fe9c8f6d8fd4b372877613"}}