Pith Number

pith:ZX2OA2UZ

pith:2015:ZX2OA2UZC7JYU3Q6WHS2LJFJP7

not attested not anchored not stored refs pending

On row sequences of Pad\'e and Hermite-Pad\'e approximation

Guillermo L\'opez Lagomasino

arxiv:1502.03958 v1 · 2015-02-13 · math.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZX2OA2UZC7JYU3Q6WHS2LJFJP7}

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	2026-05-18T02:27:06.902214Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cdf4e06a9917d38a6e1eb1e5a5a4a97ffeb073b66f052300648b90aed656248c

Aliases

arxiv: 1502.03958 · arxiv_version: 1502.03958v1 · doi: 10.48550/arxiv.1502.03958 · pith_short_12: ZX2OA2UZC7JY · pith_short_16: ZX2OA2UZC7JYU3Q6 · pith_short_8: ZX2OA2UZ

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/ZX2OA2UZC7JYU3Q6WHS2LJFJP7 \
  | 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: cdf4e06a9917d38a6e1eb1e5a5a4a97ffeb073b66f052300648b90aed656248c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "490d175bf1edf1d47d83330f2fde2eb99f6900b3e5189bb6a1b0cfe13d2c0a3e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CV",
    "submitted_at": "2015-02-13T12:13:04Z",
    "title_canon_sha256": "f50c3d0c792036085713aa9027a7dc9b6d61c0ae1f3c85ba3ab947528018dbc5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.03958",
    "kind": "arxiv",
    "version": 1
  }
}