Pith Number

pith:K2D632HO

pith:2015:K2D632HOJTVNV2ZYDVGEGI4JHZ

not attested not anchored not stored refs pending

Loci of curves with subcanonical points in low genus

Dawei Chen, Nicola Tarasca

arxiv:1501.02235 v2 · 2015-01-09 · math.AG · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{K2D632HOJTVNV2ZYDVGEGI4JHZ}

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	2026-05-18T01:20:01.832185Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5687ede8ee4ceadaeb381d4c4323893e43f73e30947645a7e219aab8281e5601

Aliases

arxiv: 1501.02235 · arxiv_version: 1501.02235v2 · doi: 10.48550/arxiv.1501.02235 · pith_short_12: K2D632HOJTVN · pith_short_16: K2D632HOJTVNV2ZY · pith_short_8: K2D632HO

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/K2D632HOJTVNV2ZYDVGEGI4JHZ \
  | 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: 5687ede8ee4ceadaeb381d4c4323893e43f73e30947645a7e219aab8281e5601

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "93fa078696fdabff79dadb692cf5406261011352c102e2764db3b71205314d1f",
    "cross_cats_sorted": [
      "math.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2015-01-09T19:15:36Z",
    "title_canon_sha256": "cd1dad2d312c4482febe0dbb132df9df052bd850f9b6a5e651e8669fbb6185b5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.02235",
    "kind": "arxiv",
    "version": 2
  }
}