Pith Number

pith:FKBE7ONQ

pith:2017:FKBE7ONQC4ZXH2N7KBGHRNSPWD

not attested not anchored not stored refs pending

Quartic points on the Fermat quintic

Alain Kraus

arxiv:1706.03569 v1 · 2017-06-12 · 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{FKBE7ONQC4ZXH2N7KBGHRNSPWD}

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	2026-05-18T00:42:34.292808Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2a824fb9b0173373e9bf504c78b64fb0de4813083ed459f0f915f6dfbdbde404

Aliases

arxiv: 1706.03569 · arxiv_version: 1706.03569v1 · doi: 10.48550/arxiv.1706.03569 · pith_short_12: FKBE7ONQC4ZX · pith_short_16: FKBE7ONQC4ZXH2N7 · pith_short_8: FKBE7ONQ

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/FKBE7ONQC4ZXH2N7KBGHRNSPWD \
  | 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: 2a824fb9b0173373e9bf504c78b64fb0de4813083ed459f0f915f6dfbdbde404

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0bdbaa7f95f941d7bd3a15c273e828e12b2c94d0a088f29777da5f0f924aaadd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2017-06-12T11:25:28Z",
    "title_canon_sha256": "06c2ed2aef3ad9da8c59fa921d6a7eee749e54126039cd7a0da94dd5e9715f9e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.03569",
    "kind": "arxiv",
    "version": 1
  }
}