Pith Number

pith:F4VJ5FJI

pith:2016:F4VJ5FJIBDYU4IZLURQJ7QTGPM

not attested not anchored not stored refs pending

On the number of Galois points for a plane curve in characteristic zero

Satoru Fukasawa

arxiv:1604.01907 v1 · 2016-04-07 · 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{F4VJ5FJIBDYU4IZLURQJ7QTGPM}

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	2026-05-18T01:17:31.763912Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2f2a9e952808f14e232ba4609fc2667b31dfa8d677a9da420d44764832fdd0d2

Aliases

arxiv: 1604.01907 · arxiv_version: 1604.01907v1 · doi: 10.48550/arxiv.1604.01907 · pith_short_12: F4VJ5FJIBDYU · pith_short_16: F4VJ5FJIBDYU4IZL · pith_short_8: F4VJ5FJI

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/F4VJ5FJIBDYU4IZLURQJ7QTGPM \
  | 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: 2f2a9e952808f14e232ba4609fc2667b31dfa8d677a9da420d44764832fdd0d2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "27e257bc0b6380c8e9ba2c41e6b24af3630a778e84b94f81aa2064d013cd9d5f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2016-04-07T07:58:22Z",
    "title_canon_sha256": "c632ae21833c82bf898d004ff1f67c1bcba7b847dac884b81a531200c7c06bfa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.01907",
    "kind": "arxiv",
    "version": 1
  }
}