Pith Number

pith:C32KLUDD

pith:2014:C32KLUDDANS7BG2W2DDZRX3MUX

not attested not anchored not stored refs pending

A finiteness theorem on symplectic singularities

Yoshinori Namikawa

arxiv:1411.5585 v6 · 2014-11-20 · 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{C32KLUDDANS7BG2W2DDZRX3MUX}

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	2026-05-17T23:53:14.059797Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

16f4a5d0630365f09b56d0c798df6ca5de370c6bfdb9e42d924e2caff0b1090a

Aliases

arxiv: 1411.5585 · arxiv_version: 1411.5585v6 · doi: 10.48550/arxiv.1411.5585 · pith_short_12: C32KLUDDANS7 · pith_short_16: C32KLUDDANS7BG2W · pith_short_8: C32KLUDD

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/C32KLUDDANS7BG2W2DDZRX3MUX \
  | 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: 16f4a5d0630365f09b56d0c798df6ca5de370c6bfdb9e42d924e2caff0b1090a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "78a2461db20a372c4527fc7be8d11d108ff1840a93bacd974b4c91e1d2cd32cd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2014-11-20T16:05:16Z",
    "title_canon_sha256": "26a0a1b06691755298090e82fec7b6418ead1823c46ca0f519785c3f84736122"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.5585",
    "kind": "arxiv",
    "version": 6
  }
}