Pith Number

pith:SFKBY6IK

pith:2005:SFKBY6IKLOEGDR7LMLKMQBAHCH

not attested not anchored not stored refs pending

On the complexity of algebraic number I. Expansions in integer bases

Boris Adamczewski (ICJ), Yann Bugeaud (IRMA)

arxiv:math/0511674 v1 · 2005-11-28 · 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{SFKBY6IKLOEGDR7LMLKMQBAHCH}

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	2026-05-18T03:56:23.259970Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

91541c790a5b8861c7eb62d4c8040711d62bf2907f5eb40b37a059d711bca7d0

Aliases

arxiv: math/0511674 · arxiv_version: math/0511674v1 · doi: 10.48550/arxiv.math/0511674 · pith_short_12: SFKBY6IKLOEG · pith_short_16: SFKBY6IKLOEGDR7L · pith_short_8: SFKBY6IK

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/SFKBY6IKLOEGDR7LMLKMQBAHCH \
  | 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: 91541c790a5b8861c7eb62d4c8040711d62bf2907f5eb40b37a059d711bca7d0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "61e1baf14504cf73e38ad0238794887ab80155d7a900475888c0f97a3582f495",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "math.NT",
    "submitted_at": "2005-11-28T12:48:53Z",
    "title_canon_sha256": "6251a799e4c7c8180ba67c91b2808085823a8794088da684d6bd793fb7c4dd78"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0511674",
    "kind": "arxiv",
    "version": 1
  }
}