Pith Number

pith:F2RDSTNP

pith:2018:F2RDSTNPYWNJ2AZSE7DU5QVI2P

not attested not anchored not stored refs pending

Nonparametric Bayesian volatility estimation

Frank van der Meulen, Moritz Schauer, Peter Spreij, Shota Gugushvili

arxiv:1801.09956 v2 · 2018-01-30 · stat.ME · math.ST · q-fin.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{F2RDSTNPYWNJ2AZSE7DU5QVI2P}

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	2026-05-17T23:49:57.447687Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2ea2394dafc59a9d033227c74ec2a8d3cbfd533512881662c473620d5e5e9fea

Aliases

arxiv: 1801.09956 · arxiv_version: 1801.09956v2 · doi: 10.48550/arxiv.1801.09956 · pith_short_12: F2RDSTNPYWNJ · pith_short_16: F2RDSTNPYWNJ2AZS · pith_short_8: F2RDSTNP

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/F2RDSTNPYWNJ2AZSE7DU5QVI2P \
  | 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: 2ea2394dafc59a9d033227c74ec2a8d3cbfd533512881662c473620d5e5e9fea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "af6baea7b4e50c9a55b6f9969287554c92823446b0084300482c55f4acb3f8c0",
    "cross_cats_sorted": [
      "math.ST",
      "q-fin.ST",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2018-01-30T12:31:06Z",
    "title_canon_sha256": "11b5fd013db0d5345728bd29ecbef970818e1a2fdadf66473a0e9bb44ce6f4f0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.09956",
    "kind": "arxiv",
    "version": 2
  }
}