{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2007:DXK62YWABISQNGEOGA5J6XWBJP","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":"eab98a4b302f83496fd9fb7ac08319ff2757e5903bbb7f9e967f278091e029fa","cross_cats_sorted":[],"license":"","primary_cat":"hep-th","submitted_at":"2007-10-29T09:18:33Z","title_canon_sha256":"b06f42d0e3a84091968933052dcb594a4981f664a13252a843a588c5e0ce16e8"},"schema_version":"1.0","source":{"id":"0710.5358","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0710.5358","created_at":"2026-07-04T15:42:42Z"},{"alias_kind":"arxiv_version","alias_value":"0710.5358v2","created_at":"2026-07-04T15:42:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0710.5358","created_at":"2026-07-04T15:42:42Z"},{"alias_kind":"pith_short_12","alias_value":"DXK62YWABISQ","created_at":"2026-07-04T15:42:42Z"},{"alias_kind":"pith_short_16","alias_value":"DXK62YWABISQNGEO","created_at":"2026-07-04T15:42:42Z"},{"alias_kind":"pith_short_8","alias_value":"DXK62YWA","created_at":"2026-07-04T15:42:42Z"}],"graph_snapshots":[{"event_id":"sha256:0b4c67d37d9435ea81f0c4ce7d25c292f6752d5b9be357bbd4e04038cf174be8","target":"graph","created_at":"2026-07-04T15:42:42Z","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/0710.5358/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We evaluate vacuum energy density of Schnabl's solution using the level truncation calculation and the total action including interaction terms. The level truncated solution provides vacuum energy density expected both for tachyon vacuum and trivial pure gauge. We discuss the role of the phantom term to reproduce correct vacuum energy.","authors_text":"Tomohiko Takahashi","cross_cats":[],"headline":"","license":"","primary_cat":"hep-th","submitted_at":"2007-10-29T09:18:33Z","title":"Level truncation analysis of exact solutions in open string field theory"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0710.5358","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":"sha256:2fc3e597baf9ab4edaa48ee989c605a3d3aa76a615ea2698b1d436f019090844","target":"record","created_at":"2026-07-04T15:42:42Z","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":"eab98a4b302f83496fd9fb7ac08319ff2757e5903bbb7f9e967f278091e029fa","cross_cats_sorted":[],"license":"","primary_cat":"hep-th","submitted_at":"2007-10-29T09:18:33Z","title_canon_sha256":"b06f42d0e3a84091968933052dcb594a4981f664a13252a843a588c5e0ce16e8"},"schema_version":"1.0","source":{"id":"0710.5358","kind":"arxiv","version":2}},"canonical_sha256":"1dd5ed62c00a2506988e303a9f5ec14be705187dad91793e3d1e05fcc74c1dc0","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1dd5ed62c00a2506988e303a9f5ec14be705187dad91793e3d1e05fcc74c1dc0","first_computed_at":"2026-07-04T15:42:42.563875Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T15:42:42.563875Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"zfm3ylNi9gHmnk8ZmJnpNuDI/3AGxxUgHEjLyj2rNuHjOz6m18oAaPQTCMaqDTzERTSN5+udEw1paHMMxZk0Dw==","signature_status":"signed_v1","signed_at":"2026-07-04T15:42:42.564282Z","signed_message":"canonical_sha256_bytes"},"source_id":"0710.5358","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:2fc3e597baf9ab4edaa48ee989c605a3d3aa76a615ea2698b1d436f019090844","sha256:0b4c67d37d9435ea81f0c4ce7d25c292f6752d5b9be357bbd4e04038cf174be8"],"state_sha256":"2de549a1cca5fdf8e0fb0639ead981bb5bf9de7c3bda51befaeaf1c01e5cb326"}