Pith Number

pith:O7LLABVM

pith:1992:O7LLABVMDJTGNSWBLEHHR3NLHJ

not attested not anchored not stored refs pending

The N=4 string is the same as the N=2 string

W. Siegel

arxiv:hep-th/9204005 v2 · 1992-04-02 · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{O7LLABVMDJTGNSWBLEHHR3NLHJ}

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

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	2026-07-04T15:55:20.319397Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

77d6b006ac1a6666cac1590e78edab3a4dde426739355a2f039879efd39c42d1

Aliases

arxiv: hep-th/9204005 · arxiv_version: hep-th/9204005v2 · doi: 10.48550/arxiv.hep-th/9204005 · pith_short_12: O7LLABVMDJTG · pith_short_16: O7LLABVMDJTGNSWB · pith_short_8: O7LLABVM

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/O7LLABVMDJTGNSWBLEHHR3NLHJ \
  | 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: 77d6b006ac1a6666cac1590e78edab3a4dde426739355a2f039879efd39c42d1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "91db2ca5ea9f1c17d776bc5c20cb8d3b26e6fda114d8360b0697001258457f7f",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "1992-04-02T21:52:34Z",
    "title_canon_sha256": "fd7f94fb6b154081fe7f0a33dea6af6a6778e0bdbd68c1a8bdab083081a87221"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/9204005",
    "kind": "arxiv",
    "version": 2
  }
}