Pith Number

pith:EKXNPHZM

pith:2013:EKXNPHZMW2ZV27GNUNRHDGXPO7

not attested not anchored not stored refs pending

On the gonality of certain quotient varieties

Jonah Leshin

arxiv:1309.6230 v1 · 2013-09-24 · 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{EKXNPHZMW2ZV27GNUNRHDGXPO7}

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	2026-05-18T03:12:23.430576Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

22aed79f2cb6b35d7ccda362719aef77e36e580046ac9c638d3ae7b0bfe0e9bb

Aliases

arxiv: 1309.6230 · arxiv_version: 1309.6230v1 · doi: 10.48550/arxiv.1309.6230 · pith_short_12: EKXNPHZMW2ZV · pith_short_16: EKXNPHZMW2ZV27GN · pith_short_8: EKXNPHZM

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/EKXNPHZMW2ZV27GNUNRHDGXPO7 \
  | 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: 22aed79f2cb6b35d7ccda362719aef77e36e580046ac9c638d3ae7b0bfe0e9bb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1449c5855ecba54e508a5e0000d0f723cae48c8b4ac9df9c07a1bc5dabd6be07",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2013-09-24T16:00:45Z",
    "title_canon_sha256": "7871ac148418528c8a8bc7ecf685bf6b2e853dafedb972e61eafcda5c13cb146"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.6230",
    "kind": "arxiv",
    "version": 1
  }
}