Pith Number

pith:MF6LNGVC

pith:2010:MF6LNGVCPGUEO2YNUDRPHX4MWO

not attested not anchored not stored refs pending

Effective reconstruction of generic genus 4 curves from their theta hyperplanes

David Lehavi

arxiv:1001.1237 v4 · 2010-01-08 · 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{MF6LNGVCPGUEO2YNUDRPHX4MWO}

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	2026-05-18T01:29:22.311830Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

617cb69aa279a8476b0da0e2f3df8cb3a3ebb4baec163a5f9377fd7994f59e4f

Aliases

arxiv: 1001.1237 · arxiv_version: 1001.1237v4 · doi: 10.48550/arxiv.1001.1237 · pith_short_12: MF6LNGVCPGUE · pith_short_16: MF6LNGVCPGUEO2YN · pith_short_8: MF6LNGVC

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/MF6LNGVCPGUEO2YNUDRPHX4MWO \
  | 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: 617cb69aa279a8476b0da0e2f3df8cb3a3ebb4baec163a5f9377fd7994f59e4f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "28abc5060b751439cedbee31859af65971296462b80c5ddd0b764c8ff1857627",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2010-01-08T10:49:21Z",
    "title_canon_sha256": "b57c0f305829545dbea5d46d7ebb7c2d9fc4be104ccf1e407db083e5dfb45396"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1001.1237",
    "kind": "arxiv",
    "version": 4
  }
}