Pith Number

pith:V6ETKWLY

pith:1995:V6ETKWLYPSYHVXY4W4FR2I7KOA

not attested not anchored not stored refs pending

Instantons and affine algebras I: The Hilbert scheme and vertex operators

I. Grojnowski (Yale)

arxiv:alg-geom/9506020 v1 · 1995-06-25 · alg-geom · hep-th · math.AG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{V6ETKWLYPSYHVXY4W4FR2I7KOA}

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	2026-05-18T01:37:42.934262Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

af893559787cb07adf1cb70b1d23ea7002b5d7d9ef7c43acd88c0f8a5008f8fb

Aliases

arxiv: alg-geom/9506020 · arxiv_version: alg-geom/9506020v1 · doi: 10.48550/arxiv.alg-geom/9506020 · pith_short_12: V6ETKWLYPSYH · pith_short_16: V6ETKWLYPSYHVXY4 · pith_short_8: V6ETKWLY

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/V6ETKWLYPSYHVXY4W4FR2I7KOA \
  | 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: af893559787cb07adf1cb70b1d23ea7002b5d7d9ef7c43acd88c0f8a5008f8fb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8666fbfc051b9b0da6bf696be71f4f68bda287eb6f364418b5fb1e0656fd9879",
    "cross_cats_sorted": [
      "hep-th",
      "math.AG"
    ],
    "license": "",
    "primary_cat": "alg-geom",
    "submitted_at": "1995-06-25T22:19:04Z",
    "title_canon_sha256": "423db1339a7fb3dd9266151d802568bc12318822b917b05cd873b03e5e6ca89e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "alg-geom/9506020",
    "kind": "arxiv",
    "version": 1
  }
}