Pith Number

pith:T5HOX7WI

pith:2020:T5HOX7WI3KMII7HB3NA7Z6WWA4

not attested not anchored not stored refs pending

A user's guide to the local arithmetic of hyperelliptic curves

Adam Morgan, Alex J. Best, C\'eline Maistret, L. Alexander Betts, Matthew Bisatt, Omri Faraggi, Raymond van Bommel, Sabrina Kunzweiler, Sarah Nowell, Simone Muselli, Vladimir Dokchitser

arxiv:2007.01749 v3 · 2020-07-03 · 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{T5HOX7WI3KMII7HB3NA7Z6WWA4}

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	2026-07-05T02:44:49.524162Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9f4eebfec8da98847ce1db41fcfad6070a8fc2cd2473bd04f83d3e7718ecd5c9

Aliases

arxiv: 2007.01749 · arxiv_version: 2007.01749v3 · doi: 10.48550/arxiv.2007.01749 · pith_short_12: T5HOX7WI3KMI · pith_short_16: T5HOX7WI3KMII7HB · pith_short_8: T5HOX7WI

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/T5HOX7WI3KMII7HB3NA7Z6WWA4 \
  | 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: 9f4eebfec8da98847ce1db41fcfad6070a8fc2cd2473bd04f83d3e7718ecd5c9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e44fad692a99ec5368c621a89cb338835dfc1f728218df44a0ced7ffaa478425",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2020-07-03T15:14:17Z",
    "title_canon_sha256": "38cbe94fe7406e5a30cfdebeb801aeaa7cb3099f6e7992767967f2bfbea7b423"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2007.01749",
    "kind": "arxiv",
    "version": 3
  }
}