Pith Number

pith:6U34TTUH

pith:2014:6U34TTUHE4WIBFKDC4VOBUUSZV

not attested not anchored not stored refs pending

Reconstruction of density functions by sk-splines

A. Kushpel, J. Levesley

arxiv:1404.5271 v1 · 2014-04-21 · q-fin.MF

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6U34TTUHE4WIBFKDC4VOBUUSZV}

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	2026-05-18T02:53:42.176705Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f537c9ce87272c809543172ae0d292cd6dd06391c1a9f40bcd1235e46a6a7213

Aliases

arxiv: 1404.5271 · arxiv_version: 1404.5271v1 · doi: 10.48550/arxiv.1404.5271 · pith_short_12: 6U34TTUHE4WI · pith_short_16: 6U34TTUHE4WIBFKD · pith_short_8: 6U34TTUH

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/6U34TTUHE4WIBFKDC4VOBUUSZV \
  | 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: f537c9ce87272c809543172ae0d292cd6dd06391c1a9f40bcd1235e46a6a7213

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "40e69676728cb9c937eebf9485d9959561d739e561186d76de6886df7612ab33",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.MF",
    "submitted_at": "2014-04-21T19:08:35Z",
    "title_canon_sha256": "fda5d0df662b7584a991404c94639233ed27dc0e4d74b5262f4742f2d2e0ea52"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.5271",
    "kind": "arxiv",
    "version": 1
  }
}