Pith Number

pith:UHU5YVJX

pith:2017:UHU5YVJXWCKHEOVVSH7VKRULM4

not attested not anchored not stored refs pending

On Fermat curves modulo a finite number

Yochay Jerby

arxiv:1707.01856 v3 · 2017-07-03 · math.GM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UHU5YVJXWCKHEOVVSH7VKRULM4}

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	2026-05-18T00:38:17.778242Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a1e9dc5537b094723ab591ff55468b6732a49242672f39e5a72df4e2ea15c71f

Aliases

arxiv: 1707.01856 · arxiv_version: 1707.01856v3 · doi: 10.48550/arxiv.1707.01856 · pith_short_12: UHU5YVJXWCKH · pith_short_16: UHU5YVJXWCKHEOVV · pith_short_8: UHU5YVJX

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/UHU5YVJXWCKHEOVVSH7VKRULM4 \
  | 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: a1e9dc5537b094723ab591ff55468b6732a49242672f39e5a72df4e2ea15c71f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "70b86a9083a7d5df4dd4ab0612be52c73b6b40152301204961867b7e8117fe29",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GM",
    "submitted_at": "2017-07-03T08:24:43Z",
    "title_canon_sha256": "d6ac353a05b076758f86bd9ce64de8222686ee80ba2bd2e05c9e9fa2069dbf92"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.01856",
    "kind": "arxiv",
    "version": 3
  }
}