Pith Number

pith:CQEQB53C

pith:2014:CQEQB53C5AQNYEEX3D544NRPJG

not attested not anchored not stored refs pending

Singularities of nilpotent orbit closures

Anthony Henderson

arxiv:1408.3888 v2 · 2014-08-18 · math.RT · 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{CQEQB53C5AQNYEEX3D544NRPJG}

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	2026-05-18T01:24:05.243479Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

140900f762e820dc1097d8fbce362f49880cd99b15ebd31e4a18165ac58a692d

Aliases

arxiv: 1408.3888 · arxiv_version: 1408.3888v2 · doi: 10.48550/arxiv.1408.3888 · pith_short_12: CQEQB53C5AQN · pith_short_16: CQEQB53C5AQNYEEX · pith_short_8: CQEQB53C

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/CQEQB53C5AQNYEEX3D544NRPJG \
  | 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: 140900f762e820dc1097d8fbce362f49880cd99b15ebd31e4a18165ac58a692d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5aee2ea18c84349b927c39f6d535949a42a62070b707fd5c54599f9b8161ec90",
    "cross_cats_sorted": [
      "math.AG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RT",
    "submitted_at": "2014-08-18T02:54:44Z",
    "title_canon_sha256": "01a87a4daacd5927a4d54f2a4c56b9597262ec3760981079365b62269af43ab4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.3888",
    "kind": "arxiv",
    "version": 2
  }
}