Pith Number

pith:EILAJHVK

pith:2012:EILAJHVKWMT2STJQOIC5PKANEN

not attested not anchored not stored refs pending

Convergence of rational Bernstein operators

Hermann Render

arxiv:1206.4004 v1 · 2012-06-18 · 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{EILAJHVKWMT2STJQOIC5PKANEN}

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	2026-05-18T03:53:18.170797Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2216049eaab327a94d307205d7a80d2378b727f02e03b14622f903187394f15b

Aliases

arxiv: 1206.4004 · arxiv_version: 1206.4004v1 · doi: 10.48550/arxiv.1206.4004 · pith_short_12: EILAJHVKWMT2 · pith_short_16: EILAJHVKWMT2STJQ · pith_short_8: EILAJHVK

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/EILAJHVKWMT2STJQOIC5PKANEN \
  | 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: 2216049eaab327a94d307205d7a80d2378b727f02e03b14622f903187394f15b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "34ccbefd8b824fd0be435f744c88d679a777e566425e06816f4578965f0444f2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2012-06-18T17:50:13Z",
    "title_canon_sha256": "3734eed4911f648e884e35e3da8884da6d6feb0c18e9ede4bc237ab36f03bda6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1206.4004",
    "kind": "arxiv",
    "version": 1
  }
}