Pith Number

pith:N3JK6YRO

pith:2012:N3JK6YROHHODUZWDHX6XJVDFHD

not attested not anchored not stored refs pending

Ice cream and orbifold Riemann-Roch

Anita Buckley, Miles Reid, Shengtian Zhou

arxiv:1208.0457 v1 · 2012-08-02 · 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{N3JK6YROHHODUZWDHX6XJVDFHD}

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	2026-05-18T01:55:23.873909Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6ed2af622e39dc3a66c33dfd74d46538fda0eef81894c919bd1fbfe321f2bae4

Aliases

arxiv: 1208.0457 · arxiv_version: 1208.0457v1 · doi: 10.48550/arxiv.1208.0457 · pith_short_12: N3JK6YROHHOD · pith_short_16: N3JK6YROHHODUZWD · pith_short_8: N3JK6YRO

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/N3JK6YROHHODUZWDHX6XJVDFHD \
  | 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: 6ed2af622e39dc3a66c33dfd74d46538fda0eef81894c919bd1fbfe321f2bae4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fa62e6f6a456d2f713306c0efa4cae5bb926d6cab62c94d6c0f9dca4666401a8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2012-08-02T11:26:38Z",
    "title_canon_sha256": "73518abc8649757a02ff45c4288bc0ff416a4169460939ff49d2fa41a076f9f6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.0457",
    "kind": "arxiv",
    "version": 1
  }
}