Pith Number

pith:37EKQJJE

pith:2011:37EKQJJEQWI2HGWTLVSKH2KGDA

not attested not anchored not stored refs pending

Pade approximants for functions with branch points - strong asymptotics of Nuttall-Stahl polynomials

Alexander I. Aptekarev, Maxim L. Yattselev

arxiv:1109.0332 v2 · 2011-09-02 · 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{37EKQJJEQWI2HGWTLVSKH2KGDA}

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	2026-05-18T01:23:10.765117Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dfc8a825248591a39ad35d64a3e946182f2544175ba34f73fba823c1f5320e2e

Aliases

arxiv: 1109.0332 · arxiv_version: 1109.0332v2 · doi: 10.48550/arxiv.1109.0332 · pith_short_12: 37EKQJJEQWI2 · pith_short_16: 37EKQJJEQWI2HGWT · pith_short_8: 37EKQJJE

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/37EKQJJEQWI2HGWTLVSKH2KGDA \
  | 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: dfc8a825248591a39ad35d64a3e946182f2544175ba34f73fba823c1f5320e2e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c63407b7180c99553131422d0ed1c63baadb16341893f197e12f579778ecfc60",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2011-09-02T00:07:20Z",
    "title_canon_sha256": "54742c27395d42f8a4083a232d3b92e348b539cca1277e74e8377c3c4e4de185"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.0332",
    "kind": "arxiv",
    "version": 2
  }
}