Pith Number

pith:7CNYOTWF

pith:2008:7CNYOTWFJ5OXMA3PRWQF5H424B

not attested not anchored not stored refs pending

Families of absolutely simple hyperelliptic jacobians

Yuri G. Zarhin

arxiv:0804.4264 v6 · 2008-04-27 · 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{7CNYOTWFJ5OXMA3PRWQF5H424B}

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	2026-05-18T02:58:11.577550Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f89b874ec54f5d76036f8da05e9f9ae072b384570c17df731661ccab0cf2ae2f

Aliases

arxiv: 0804.4264 · arxiv_version: 0804.4264v6 · doi: 10.48550/arxiv.0804.4264 · pith_short_12: 7CNYOTWFJ5OX · pith_short_16: 7CNYOTWFJ5OXMA3P · pith_short_8: 7CNYOTWF

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/7CNYOTWFJ5OXMA3PRWQF5H424B \
  | 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: f89b874ec54f5d76036f8da05e9f9ae072b384570c17df731661ccab0cf2ae2f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "193cb3ef30e6361435f2f923517a8af2943cd49a3cb9f6a12cb03a6d4468ab2f",
    "cross_cats_sorted": [
      "math.NT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2008-04-27T03:37:41Z",
    "title_canon_sha256": "6ea2f6b3ee5d6471df4987862f0207a0918d312b971689461f52848aca1a8f74"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0804.4264",
    "kind": "arxiv",
    "version": 6
  }
}