Pith Number

pith:GQWURS5L

pith:2000:GQWURS5LGBSZOHL6VNABHU6OG5

not attested not anchored not stored refs pending

Simultaneous approximation and interpolation of functions on continua in the complex plane

I. E. Pritsker, R. S. Varga, V. V. Andrievskii

arxiv:math/0005032 v1 · 2000-05-03 · math.CV · 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{GQWURS5LGBSZOHL6VNABHU6OG5}

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	2026-05-18T03:17:54.384065Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

342d48cbab3065971d7eab4013d3ce37461d34ab68756d602a8c0d80dce7236d

Aliases

arxiv: math/0005032 · arxiv_version: math/0005032v1 · doi: 10.48550/arxiv.math/0005032 · pith_short_12: GQWURS5LGBSZ · pith_short_16: GQWURS5LGBSZOHL6 · pith_short_8: GQWURS5L

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/GQWURS5LGBSZOHL6VNABHU6OG5 \
  | 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: 342d48cbab3065971d7eab4013d3ce37461d34ab68756d602a8c0d80dce7236d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f793b35f3ecd1906f0a28c5c5308ff85ae1f029fa49b845fd9a938f83b930559",
    "cross_cats_sorted": [
      "math.CA"
    ],
    "license": "",
    "primary_cat": "math.CV",
    "submitted_at": "2000-05-03T15:58:22Z",
    "title_canon_sha256": "f0085b469922deb22b87b7a53109fd93f99a05260909bf3ac81ae18bde109f4b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0005032",
    "kind": "arxiv",
    "version": 1
  }
}