Pith Number

pith:MEKXXV4W

pith:2009:MEKXXV4WXW3MMUA6RRHNZ3HCRT

not attested not anchored not stored refs pending

Likelihood-based semi-supervised model selection with applications to speech processing

Christopher M. White, Patrick J. Wolfe, Sanjeev P. Khudanpur

arxiv:0911.3944 v1 · 2009-11-20 · stat.ML · cs.CL · cs.LG · stat.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MEKXXV4WXW3MMUA6RRHNZ3HCRT}

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	2026-05-18T04:14:53.628064Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

61157bd796bdb6c6501e8c4edcece28cec4edf767ccbcce3739f04fc82f59494

Aliases

arxiv: 0911.3944 · arxiv_version: 0911.3944v1 · doi: 10.48550/arxiv.0911.3944 · pith_short_12: MEKXXV4WXW3M · pith_short_16: MEKXXV4WXW3MMUA6 · pith_short_8: MEKXXV4W

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/MEKXXV4WXW3MMUA6RRHNZ3HCRT \
  | 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: 61157bd796bdb6c6501e8c4edcece28cec4edf767ccbcce3739f04fc82f59494

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "74fae6776a619f1f2e676beb3aec7b606646809fe65e8c06ef00fa590d0bc210",
    "cross_cats_sorted": [
      "cs.CL",
      "cs.LG",
      "stat.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2009-11-20T01:30:36Z",
    "title_canon_sha256": "d194141290e392b29ddebe4e17be19dcebdc4b71af22bf677f9d16bec8a1a652"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0911.3944",
    "kind": "arxiv",
    "version": 1
  }
}