Pith Number

pith:YIIQOQMV

pith:2023:YIIQOQMVSCAURE6S34NIGT4FVA

not attested not anchored not stored refs pending

Fermat's Last Theorem for regular primes

Alex J. Best, Christopher Birkbeck, Eric Rodriguez Boidi, Riccardo Brasca

arxiv:2305.08955 v2 · 2023-05-15 · cs.LO · 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{YIIQOQMVSCAURE6S34NIGT4FVA}

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	2026-07-05T06:12:02.956599Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c21107419590814893d2df1a834f85a82d1372987ca0ff00415fdd0242f1a1d1

Aliases

arxiv: 2305.08955 · arxiv_version: 2305.08955v2 · doi: 10.48550/arxiv.2305.08955 · pith_short_12: YIIQOQMVSCAU · pith_short_16: YIIQOQMVSCAURE6S · pith_short_8: YIIQOQMV

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/YIIQOQMVSCAURE6S34NIGT4FVA \
  | 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: c21107419590814893d2df1a834f85a82d1372987ca0ff00415fdd0242f1a1d1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9216c11dbc755eacc4ce8ad754eea561d6a9a67c7f873ba847801feb3fb379e8",
    "cross_cats_sorted": [
      "math.NT"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2023-05-15T18:48:31Z",
    "title_canon_sha256": "5351f03744c383da30ec2eeca28734fa5ae98f728f51762f86fdeb4b775b1f6d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2305.08955",
    "kind": "arxiv",
    "version": 2
  }
}