Pith Number

pith:7RKWSAYG

pith:2011:7RKWSAYG5QUKUCJOYJFZQRBAJB

not attested not anchored not stored refs pending

Application of a Bernstein type inequality to rational interpolation in the Dirichlet space

Rachid Zarouf (LATP)

arxiv:1103.5018 v1 · 2011-03-25 · math.FA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7RKWSAYG5QUKUCJOYJFZQRBAJB}

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	2026-05-18T04:25:48.191013Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fc55690306ec28aa092ec24b984420487778c23423f51585a03a55637e00dab6

Aliases

arxiv: 1103.5018 · arxiv_version: 1103.5018v1 · doi: 10.48550/arxiv.1103.5018 · pith_short_12: 7RKWSAYG5QUK · pith_short_16: 7RKWSAYG5QUKUCJO · pith_short_8: 7RKWSAYG

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/7RKWSAYG5QUKUCJOYJFZQRBAJB \
  | 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: fc55690306ec28aa092ec24b984420487778c23423f51585a03a55637e00dab6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7df324760895389c475a5cec60b3b42c412db49c003d5fbabfc777f1d89e5b0e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2011-03-25T16:29:12Z",
    "title_canon_sha256": "41f13411ae29a46650d7a6e89999038b92bf9915947e40168420453afabda3ad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.5018",
    "kind": "arxiv",
    "version": 1
  }
}