Pith Number

pith:75KKCNQR

pith:2014:75KKCNQRXYDRCOULTDZHWV32AW

not attested not anchored not stored refs pending

New representations of Pad\'e and Pad\'e-type approximants

Claude Brezinski, Michela Redivo-Zaglia

arxiv:1404.6917 v1 · 2014-04-28 · 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{75KKCNQRXYDRCOULTDZHWV32AW}

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	2026-05-18T02:53:05.549736Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ff54a13611be07113a8b98f27b577a05bb39bb3c51af5a1ea3b8f5a8dca01495

Aliases

arxiv: 1404.6917 · arxiv_version: 1404.6917v1 · doi: 10.48550/arxiv.1404.6917 · pith_short_12: 75KKCNQRXYDR · pith_short_16: 75KKCNQRXYDRCOUL · pith_short_8: 75KKCNQR

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/75KKCNQRXYDRCOULTDZHWV32AW \
  | 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: ff54a13611be07113a8b98f27b577a05bb39bb3c51af5a1ea3b8f5a8dca01495

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dbd6469e10204944fae293b9b811489ec64e9cb6aec23b7a76f1465384f72b70",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2014-04-28T10:16:44Z",
    "title_canon_sha256": "e4d5130d3a87afb8404fa256b16d750727c739dc6e129c4e4ee3d0e17a94b579"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.6917",
    "kind": "arxiv",
    "version": 1
  }
}