Pith Number

pith:U4PYT6JZ

pith:2014:U4PYT6JZSCG4NC67Z7DZZ3FWVX

not attested not anchored not stored refs pending

Unsupervised Bump Hunting Using Principal Components

Daniel A D\'iaz-Pach\'on, Jean-Eudes Dazard, J. Sunil Rao

arxiv:1409.8630 v1 · 2014-09-30 · 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{U4PYT6JZSCG4NC67Z7DZZ3FWVX}

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	2026-05-18T02:41:24.050539Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a71f89f939908dc68bdfcfc79cecb6adea8102f1d32f042a33730e9f4bc8eaeb

Aliases

arxiv: 1409.8630 · arxiv_version: 1409.8630v1 · doi: 10.48550/arxiv.1409.8630 · pith_short_12: U4PYT6JZSCG4 · pith_short_16: U4PYT6JZSCG4NC67 · pith_short_8: U4PYT6JZ

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/U4PYT6JZSCG4NC67Z7DZZ3FWVX \
  | 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: a71f89f939908dc68bdfcfc79cecb6adea8102f1d32f042a33730e9f4bc8eaeb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c54a11edfff22e1ec653846be6619bde0735368920958199c2c3d3a874010c62",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2014-09-30T17:06:47Z",
    "title_canon_sha256": "85a6a04ac02010146564fefc9e8e3df008e71dc8aa9bf4df3cdd6b88adc0c996"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.8630",
    "kind": "arxiv",
    "version": 1
  }
}