Pith Number

pith:FB7EVHM6

pith:1991:FB7EVHM6CJPJIAIHF4OLFSHR3R

not attested not anchored not stored refs pending

Supersymmetric Gelfand-Dickey Algebra

Dennis Nemeschansky, Katri Huitu

arxiv:hep-th/9108003 v1 · 1991-08-15 · 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{FB7EVHM6CJPJIAIHF4OLFSHR3R}

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	2026-05-18T01:38:45.243610Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

287e4a9d9e125e9401072f1cb2c8f1dc79868a809f8f3888b162d267906dbb5b

Aliases

arxiv: hep-th/9108003 · arxiv_version: hep-th/9108003v1 · doi: 10.48550/arxiv.hep-th/9108003 · pith_short_12: FB7EVHM6CJPJ · pith_short_16: FB7EVHM6CJPJIAIH · pith_short_8: FB7EVHM6

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/FB7EVHM6CJPJIAIHF4OLFSHR3R \
  | 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: 287e4a9d9e125e9401072f1cb2c8f1dc79868a809f8f3888b162d267906dbb5b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2c98a8290eb1eadb02efa6c845f2ea78af85ff597f4e8e2d74ea8b23a24aca70",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "1991-08-15T17:12:38Z",
    "title_canon_sha256": "753312687bf676809d32a79fad571563292021bc068e7ee69c5aa0a63320784b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/9108003",
    "kind": "arxiv",
    "version": 1
  }
}