Pith Number

pith:KXRCM4IC

pith:2009:KXRCM4ICKMVNZJ7SDQIMJXP7PT

not attested not anchored not stored refs pending

Rationality of moduli spaces of plane curves of small degree

Christian B\"ohning, Hans-Christian Graf von Bothmer, Jakob Kr\"oker

arxiv:0904.0890 v1 · 2009-04-06 · 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{KXRCM4ICKMVNZJ7SDQIMJXP7PT}

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	2026-05-18T02:14:07.330134Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

55e2267102532adca7f21c10c4ddff7ce6ff614a3a8a4bfa2d88d7271c0702e0

Aliases

arxiv: 0904.0890 · arxiv_version: 0904.0890v1 · doi: 10.48550/arxiv.0904.0890 · pith_short_12: KXRCM4ICKMVN · pith_short_16: KXRCM4ICKMVNZJ7S · pith_short_8: KXRCM4IC

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/KXRCM4ICKMVNZJ7SDQIMJXP7PT \
  | 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: 55e2267102532adca7f21c10c4ddff7ce6ff614a3a8a4bfa2d88d7271c0702e0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0a4fb798e9c788dae494e5034f5ba83e180735e525099f8404b972e478604aaf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2009-04-06T10:38:59Z",
    "title_canon_sha256": "e0a7cc6d677d517b15e7e3f14b66758c1d819f7eb9d9417240e5b13a0c9e0c11"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0904.0890",
    "kind": "arxiv",
    "version": 1
  }
}