Pith Number

pith:U46UDX3F

pith:1998:U46UDX3FNESGXQPBL7QB3M5RVK

not attested not anchored not stored refs pending

On crepant resolutions of 2-parameter series of Gorenstein cyclic quotient singularities

Dimitrios I. Dais, Martin Henk, Utz-Uwe Haus

arxiv:math/9803096 v1 · 1998-03-20 · 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{U46UDX3FNESGXQPBL7QB3M5RVK}

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	2026-05-18T04:11:07.498164Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a73d41df6569246bc1e15fe01db3b1aa81b589c1106016378ae0fb5cb2c29a7f

Aliases

arxiv: math/9803096 · arxiv_version: math/9803096v1 · doi: 10.48550/arxiv.math/9803096 · pith_short_12: U46UDX3FNESG · pith_short_16: U46UDX3FNESGXQPB · pith_short_8: U46UDX3F

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/U46UDX3FNESGXQPBL7QB3M5RVK \
  | 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: a73d41df6569246bc1e15fe01db3b1aa81b589c1106016378ae0fb5cb2c29a7f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "215db653b5c0922aca7bd0487fc2f0406296595439ef0c6d06e415d1bfdb4037",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "math.AG",
    "submitted_at": "1998-03-20T22:08:23Z",
    "title_canon_sha256": "3a282337927a9125a984bcdf5dac1b8662617da373497a5aaa69d017aaa10b9d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/9803096",
    "kind": "arxiv",
    "version": 1
  }
}