Pith Number

pith:JFHFWCWD

pith:2014:JFHFWCWDX3DCCXPB573QKBTPQY

not attested not anchored not stored refs pending

Sparse Bayesian Unsupervised Learning

Bertrand Michel, Stephane Gaiffas

arxiv:1401.8017 v1 · 2014-01-30 · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JFHFWCWDX3DCCXPB573QKBTPQY}

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	2026-05-18T03:00:36.500457Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

494e5b0ac3bec6215de1eff705066f861695ce339e383510111a44d06e4ac3ac

Aliases

arxiv: 1401.8017 · arxiv_version: 1401.8017v1 · doi: 10.48550/arxiv.1401.8017 · pith_short_12: JFHFWCWDX3DC · pith_short_16: JFHFWCWDX3DCCXPB · pith_short_8: JFHFWCWD

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/JFHFWCWDX3DCCXPB573QKBTPQY \
  | 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: 494e5b0ac3bec6215de1eff705066f861695ce339e383510111a44d06e4ac3ac

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6d96499e0d1e07920bb0f263d9be906a1eccd81ceefbe89549fb54f0ba45fd55",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2014-01-30T22:40:35Z",
    "title_canon_sha256": "481a4df0b8d8c8a411cf300a87e77fbfe6d23c37530592c2a58c7f8fa2deff2f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.8017",
    "kind": "arxiv",
    "version": 1
  }
}