Pith Number

pith:QKXYNBCY

pith:2011:QKXYNBCY3MXJYJPDO6EPOC74MQ

not attested not anchored not stored refs pending

Birational properties of some moduli spaces related to tetragonal curves of genus 7

Christian B\"ohning, Gianfranco Casnati, Hans-Christian Graf von Bothmer

arxiv:1105.0310 v2 · 2011-05-02 · 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{QKXYNBCY3MXJYJPDO6EPOC74MQ}

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	2026-05-18T00:35:09.733773Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

82af868458db2e9c25e37788f70bfc640eb600a8f51b488acc212d98eeebe599

Aliases

arxiv: 1105.0310 · arxiv_version: 1105.0310v2 · doi: 10.48550/arxiv.1105.0310 · pith_short_12: QKXYNBCY3MXJ · pith_short_16: QKXYNBCY3MXJYJPD · pith_short_8: QKXYNBCY

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/QKXYNBCY3MXJYJPDO6EPOC74MQ \
  | 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: 82af868458db2e9c25e37788f70bfc640eb600a8f51b488acc212d98eeebe599

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "36a607fc3257ac3595ac4fef65524fc5a0fbc6023801cc083d22a075074014bf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2011-05-02T12:29:37Z",
    "title_canon_sha256": "3a46e229323a7d831c0768edf53038ad7ae236fb8c39bf645739906e765995c9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.0310",
    "kind": "arxiv",
    "version": 2
  }
}