Pith Number

pith:WIDSLNTB

pith:2015:WIDSLNTB62DXGG4UXBOVXR2RUB

not attested not anchored not stored refs pending

New normality constructions for continued fraction expansions

Joseph Vandehey

arxiv:1507.00390 v1 · 2015-07-01 · math.NT · math.DS

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WIDSLNTB62DXGG4UXBOVXR2RUB}

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	2026-05-18T01:37:26.733275Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b20725b661f687731b94b85d5bc751a046fe6cfba48b61ca8cf4e9f0aff2639a

Aliases

arxiv: 1507.00390 · arxiv_version: 1507.00390v1 · doi: 10.48550/arxiv.1507.00390 · pith_short_12: WIDSLNTB62DX · pith_short_16: WIDSLNTB62DXGG4U · pith_short_8: WIDSLNTB

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/WIDSLNTB62DXGG4UXBOVXR2RUB \
  | 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: b20725b661f687731b94b85d5bc751a046fe6cfba48b61ca8cf4e9f0aff2639a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "46cb7995a4895377a5b7e85d73f4426b639de0956635093e4ef5664c1b34799d",
    "cross_cats_sorted": [
      "math.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2015-07-01T23:25:52Z",
    "title_canon_sha256": "4259ddc1a4825d6e87e32eeca1e18068ed8119ca1241d78e18954fed885c3a64"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.00390",
    "kind": "arxiv",
    "version": 1
  }
}