Pith Number

pith:DFUFJRVS

pith:2023:DFUFJRVSFBDBLGKTMD5AYYPH2Y

not attested not anchored not stored refs pending

Integer Factorisation, Fermat & Machine Learning on a Classical Computer

Sam Blake

arxiv:2308.12290 v1 · 2023-07-16 · cs.LG · 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{DFUFJRVSFBDBLGKTMD5AYYPH2Y}

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	2026-07-05T06:44:09.446572Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

196854c6b2284615995360fa0c61e7d608391a59791de942520d69b887a3c019

Aliases

arxiv: 2308.12290 · arxiv_version: 2308.12290v1 · doi: 10.48550/arxiv.2308.12290 · pith_short_12: DFUFJRVSFBDB · pith_short_16: DFUFJRVSFBDBLGKT · pith_short_8: DFUFJRVS

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/DFUFJRVSFBDBLGKTMD5AYYPH2Y \
  | 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: 196854c6b2284615995360fa0c61e7d608391a59791de942520d69b887a3c019

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "299212e079aa1fde459e627df73d6e9dd834dda99f8ffaec4e6654878fe34dcc",
    "cross_cats_sorted": [
      "math.NT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2023-07-16T22:39:00Z",
    "title_canon_sha256": "085cc7c40d8614d5af355848fc57ce780c21d1a8ff822f7d3ec484110fb1f471"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2308.12290",
    "kind": "arxiv",
    "version": 1
  }
}