Pith Number

pith:UNY6LS24

pith:2013:UNY6LS24U5XAQPUSJJNVIZ7W6S

not attested not anchored not stored refs pending

Finiteness of stable orthogonal modular varieties of non-general type

Shouhei Ma

arxiv:1309.7121 v3 · 2013-09-27 · 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{UNY6LS24U5XAQPUSJJNVIZ7W6S}

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	2026-05-18T02:45:48.665266Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a371e5cb5ca76e083e924a5b5467f6f497b497d3be6998380b82bd8203bbc12c

Aliases

arxiv: 1309.7121 · arxiv_version: 1309.7121v3 · doi: 10.48550/arxiv.1309.7121 · pith_short_12: UNY6LS24U5XA · pith_short_16: UNY6LS24U5XAQPUS · pith_short_8: UNY6LS24

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/UNY6LS24U5XAQPUSJJNVIZ7W6S \
  | 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: a371e5cb5ca76e083e924a5b5467f6f497b497d3be6998380b82bd8203bbc12c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "69f692d5bad2144421cb7730e42b9bbcc837322783ad78a50a9b6d8f39fdcb16",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2013-09-27T06:10:05Z",
    "title_canon_sha256": "c6f7cf419bec0dc78d26e0409f7f2a822ac63b054de675018e3cdbbfb29f3085"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.7121",
    "kind": "arxiv",
    "version": 3
  }
}