Pith Number

pith:NXKQSLGE

pith:2005:NXKQSLGEEWJW7GRGKCCBULPYMK

not attested not anchored not stored refs pending

Orthogonal Polynomials

Vilmos Totik

arxiv:math/0512424 v1 · 2005-12-18 · math.CA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NXKQSLGEEWJW7GRGKCCBULPYMK}

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	2026-07-04T14:52:16.142041Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6dd5092cc425936f9a2650841a2df862bba341e7b38d6f9ffa63831ad50698e0

Aliases

arxiv: math/0512424 · arxiv_version: math/0512424v1 · doi: 10.48550/arxiv.math/0512424 · pith_short_12: NXKQSLGEEWJW · pith_short_16: NXKQSLGEEWJW7GRG · pith_short_8: NXKQSLGE

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/NXKQSLGEEWJW7GRGKCCBULPYMK \
  | 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: 6dd5092cc425936f9a2650841a2df862bba341e7b38d6f9ffa63831ad50698e0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a1aac3b6cb808a4e21810c51346ef0a5c0fba98c82ae0f0482692f4a4736df03",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "math.CA",
    "submitted_at": "2005-12-18T10:00:02Z",
    "title_canon_sha256": "0bffd211b62a48bee8254407b99accbac766ea0f7eb7fdedcd058451aca24ce9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0512424",
    "kind": "arxiv",
    "version": 1
  }
}