Pith Number

pith:ILACZVBC

pith:2025:ILACZVBCTBBPPF5L4B66XX6CWJ

not attested not anchored not stored refs pending

Polynomial Continued Fractions for Algebraic Numbers

Henri Cohen

arxiv:2502.19575 v1 · 2025-02-26 · 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{ILACZVBCTBBPPF5L4B66XX6CWJ}

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	2026-07-05T10:20:49.148045Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

42c02cd4229842f797abe07debdfc2b276bc1fca0cdf7b4a1f4026bbe71ad821

Aliases

arxiv: 2502.19575 · arxiv_version: 2502.19575v1 · doi: 10.48550/arxiv.2502.19575 · pith_short_12: ILACZVBCTBBP · pith_short_16: ILACZVBCTBBPPF5L · pith_short_8: ILACZVBC

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/ILACZVBCTBBPPF5L4B66XX6CWJ \
  | 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: 42c02cd4229842f797abe07debdfc2b276bc1fca0cdf7b4a1f4026bbe71ad821

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "656b1bffc51f67be5586f094ef5abc4162ad957096ac42cee47888d08ac9721b",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2025-02-26T21:38:22Z",
    "title_canon_sha256": "c1ae1918e740b0c28ef19c8ab933e1db79553b03132afa53ab3b26fd5986b2ae"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.19575",
    "kind": "arxiv",
    "version": 1
  }
}