Pith Number

pith:NURG7AYU

pith:2011:NURG7AYUS27YQM6WAWGBQWWQNV

not attested not anchored not stored refs pending

The moduli space of Hessian quartic surfaces and automorphic forms

Shigeyuki Kondo

arxiv:1111.0412 v1 · 2011-11-02 · 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{NURG7AYUS27YQM6WAWGBQWWQNV}

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	2026-05-18T04:09:45.029137Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6d226f831496bf8833d6058c185ad06d7adc709959baef300ffaf88a779238c3

Aliases

arxiv: 1111.0412 · arxiv_version: 1111.0412v1 · doi: 10.48550/arxiv.1111.0412 · pith_short_12: NURG7AYUS27Y · pith_short_16: NURG7AYUS27YQM6W · pith_short_8: NURG7AYU

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/NURG7AYUS27YQM6WAWGBQWWQNV \
  | 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: 6d226f831496bf8833d6058c185ad06d7adc709959baef300ffaf88a779238c3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "81cee4a58ae340f21e3d52d583944ea32e3303f3116b3bcbf80bce29d0caded3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2011-11-02T07:46:42Z",
    "title_canon_sha256": "92ca61a5006c3e068f6a621a89496da49c0822fc175664fb19041f644a71a1b7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.0412",
    "kind": "arxiv",
    "version": 1
  }
}