Pith Number

pith:FOGI54UO

pith:2019:FOGI54UOZLHAZ7PIZQJLR4F4IJ

not attested not anchored not stored refs pending

Algorithmic study of superspecial hyperelliptic curves over finite fields

Momonari Kudo, Shushi Harashita

arxiv:1907.00894 v1 · 2019-07-01 · math.AG · math.NT

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FOGI54UOZLHAZ7PIZQJLR4F4IJ}

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	2026-05-17T23:41:47.694484Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2b8c8ef28ecace0cfde8cc12b8f0bc4250e5e3cc9903b00dd07eb896ce1c2716

Aliases

arxiv: 1907.00894 · arxiv_version: 1907.00894v1 · doi: 10.48550/arxiv.1907.00894 · pith_short_12: FOGI54UOZLHA · pith_short_16: FOGI54UOZLHAZ7PI · pith_short_8: FOGI54UO

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/FOGI54UOZLHAZ7PIZQJLR4F4IJ \
  | 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: 2b8c8ef28ecace0cfde8cc12b8f0bc4250e5e3cc9903b00dd07eb896ce1c2716

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bad32744dc5501dbdb5a6a3d26550ec34ad48fb0627dc740bb894e25ed10221a",
    "cross_cats_sorted": [
      "math.NT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2019-07-01T16:10:45Z",
    "title_canon_sha256": "22e36caaae817e61798841f54d04e2d01c266da30ddaca22a6a4e80c7af58842"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.00894",
    "kind": "arxiv",
    "version": 1
  }
}