Pith Number

pith:35IBTGAP

pith:2007:35IBTGAP34C76CMDY2WQBSGETN

not attested not anchored not stored refs pending

Worldsheet Instantons and Torsion Curves, Part B: Mirror Symmetry

Burt A. Ovrut, Emanuel Scheidegger, Maximilian Kreuzer, Volker Braun

arxiv:0704.0449 v1 · 2007-04-03 · hep-th

Open paper page JSON Open Graph Bundle Merged state What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{35IBTGAP34C76CMDY2WQBSGETN}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T01:05:14.331543Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

df5019980fdf05ff0983c6ad00c8c49b5d359e0c69c0897e21503c4da3af7d35

Aliases

arxiv: 0704.0449 · arxiv_version: 0704.0449v1 · doi: 10.48550/arxiv.0704.0449 · pith_short_12: 35IBTGAP34C7 · pith_short_16: 35IBTGAP34C76CMD · pith_short_8: 35IBTGAP

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/35IBTGAP34C76CMDY2WQBSGETN \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: df5019980fdf05ff0983c6ad00c8c49b5d359e0c69c0897e21503c4da3af7d35

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d3d0d91bfc57bf6f0abedc4857ef94c17d215326fd61ae957365c58f418b019f",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "2007-04-03T20:34:38Z",
    "title_canon_sha256": "0038d533cb5256bf03893ca42ff64c44dfbeb9a279b9e6c236e2470bf6be6eb9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0704.0449",
    "kind": "arxiv",
    "version": 1
  }
}