Pith Number

pith:HCXI3JNJ

pith:2016:HCXI3JNJYMNAWEAN43BEVXF4LD

not attested not anchored not stored refs pending

Unsupervised Learning for Lexicon-Based Classification

Jacob Eisenstein

arxiv:1611.06933 v1 · 2016-11-21 · cs.LG · cs.CL · 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{HCXI3JNJYMNAWEAN43BEVXF4LD}

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	2026-05-18T00:57:32.488800Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

38ae8da5a9c31a0b100de6c24adcbc58e93ced1a5537a062cf2cafed7fbb994e

Aliases

arxiv: 1611.06933 · arxiv_version: 1611.06933v1 · doi: 10.48550/arxiv.1611.06933 · pith_short_12: HCXI3JNJYMNA · pith_short_16: HCXI3JNJYMNAWEAN · pith_short_8: HCXI3JNJ

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/HCXI3JNJYMNAWEAN43BEVXF4LD \
  | 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: 38ae8da5a9c31a0b100de6c24adcbc58e93ced1a5537a062cf2cafed7fbb994e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bbebc9d673e3bfa6eb8f2efe5759c31637f2c2e589a4899ed2a09d1282dfb027",
    "cross_cats_sorted": [
      "cs.CL",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2016-11-21T18:30:17Z",
    "title_canon_sha256": "7bea0aaf3585d6f0d4812c49e45bd7c10f086162b359b1e9a776fe15976ae810"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.06933",
    "kind": "arxiv",
    "version": 1
  }
}