Pith Number

pith:6VZDNUGK

pith:2013:6VZDNUGKRF64MTTNUKCPTJ5Q2N

not attested not anchored not stored refs pending

Algebraic properties of robust Pad\'e approximants

Ana Matos (LPP), Bernhard Beckermann (LPP)

arxiv:1310.2438 v2 · 2013-10-09 · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6VZDNUGKRF64MTTNUKCPTJ5Q2N}

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	2026-05-18T03:05:57.463972Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f57236d0ca897dc64e6da284f9a7b0d359f7a0c440b7f1db7bdd0984089703a6

Aliases

arxiv: 1310.2438 · arxiv_version: 1310.2438v2 · doi: 10.48550/arxiv.1310.2438 · pith_short_12: 6VZDNUGKRF64 · pith_short_16: 6VZDNUGKRF64MTTN · pith_short_8: 6VZDNUGK

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/6VZDNUGKRF64MTTNUKCPTJ5Q2N \
  | 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: f57236d0ca897dc64e6da284f9a7b0d359f7a0c440b7f1db7bdd0984089703a6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "331736ffce031c5977369d4f95d769d0d7d459c778cb8a8aea5016335b76047a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2013-10-09T11:37:10Z",
    "title_canon_sha256": "e00a6488fdf072ccff254bdf3df906a3aa439a95b00bde54afa2ee7306f54716"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.2438",
    "kind": "arxiv",
    "version": 2
  }
}