Pith Number

pith:2BGMQPLE

pith:2014:2BGMQPLEPCVNMVY5K5TGYF5NEU

not attested not anchored not stored refs pending

Strong noise estimation in cubic splines

Aziz El Kaabouchi, Azzouz Dermoune

arxiv:1406.1629 v1 · 2014-06-06 · math.ST · stat.TH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2BGMQPLEPCVNMVY5K5TGYF5NEU}

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	2026-05-18T02:50:21.996420Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d04cc83d6478aad6571d57666c17ad250bad781d6edf1fdb6df03029eff61035

Aliases

arxiv: 1406.1629 · arxiv_version: 1406.1629v1 · doi: 10.48550/arxiv.1406.1629 · pith_short_12: 2BGMQPLEPCVN · pith_short_16: 2BGMQPLEPCVNMVY5 · pith_short_8: 2BGMQPLE

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/2BGMQPLEPCVNMVY5K5TGYF5NEU \
  | 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: d04cc83d6478aad6571d57666c17ad250bad781d6edf1fdb6df03029eff61035

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "43083fc96289c7758bc6dd22d1dcb84441b3ac36d0f8d601e66ffb35bbdaae2b",
    "cross_cats_sorted": [
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2014-06-06T10:15:47Z",
    "title_canon_sha256": "812f036721aa5a78579fecf2a3be166b7c566e41b1e16c6467672d6a16a8e2ab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.1629",
    "kind": "arxiv",
    "version": 1
  }
}