Pith Number

pith:ZAHD7FOV

pith:2018:ZAHD7FOVBWIVW2IWX6YFEJDGOZ

not attested not anchored not stored refs pending

Some singular curves and surfaces arising from invariants of complex reflection groups

C\'edric Bonnaf\'e (IMAG)

arxiv:1807.01056 v3 · 2018-07-03 · math.AG · math.RT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZAHD7FOVBWIVW2IWX6YFEJDGOZ}

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	2026-05-18T00:01:07.236279Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c80e3f95d50d915b6916bfb0522466766a771aea72911bb7d8c6f3ec844083b1

Aliases

arxiv: 1807.01056 · arxiv_version: 1807.01056v3 · doi: 10.48550/arxiv.1807.01056 · pith_short_12: ZAHD7FOVBWIV · pith_short_16: ZAHD7FOVBWIVW2IW · pith_short_8: ZAHD7FOV

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/ZAHD7FOVBWIVW2IWX6YFEJDGOZ \
  | 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: c80e3f95d50d915b6916bfb0522466766a771aea72911bb7d8c6f3ec844083b1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "911db40b96a4f7d61ce085623edb9b5985703d0f338addf9926306c876bc26dd",
    "cross_cats_sorted": [
      "math.RT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2018-07-03T09:51:13Z",
    "title_canon_sha256": "ea77dc06d4d8ae50af72e061ad0f0dc1adb6c7acef191540abf0f7a3805d28df"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.01056",
    "kind": "arxiv",
    "version": 3
  }
}