Pith Number

pith:OZ7SIHYO

pith:1994:OZ7SIHYOC2WFXMIPJR7HV3CP2A

not attested not anchored not stored refs pending

A Sequential Algorithm for Training Text Classifiers

David D. Lewis (AT&T Bell Labs), William A. Gale (AT&T Bell Labs)

arxiv:cmp-lg/9407020 v2 · 1994-07-24 · cmp-lg · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OZ7SIHYOC2WFXMIPJR7HV3CP2A}

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.

Cited by

1 paper in Pith

Active Query Selection for Crowd-Based Reinforcement Learning

Receipt and verification

First computed	2026-07-04T15:07:19.193304Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

767f241f0e16ac5bb10f4c7e7aec4fd01791f081e08e0c0854e52e9020ade5cf

Aliases

arxiv: cmp-lg/9407020 · arxiv_version: cmp-lg/9407020v2 · doi: 10.48550/arxiv.cmp-lg/9407020 · pith_short_12: OZ7SIHYOC2WF · pith_short_16: OZ7SIHYOC2WFXMIP · pith_short_8: OZ7SIHYO

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/OZ7SIHYOC2WFXMIPJR7HV3CP2A \
  | 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: 767f241f0e16ac5bb10f4c7e7aec4fd01791f081e08e0c0854e52e9020ade5cf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c4dc3e25da483fcfe7a3b22ad7cd3e2b3f7a9c3caeed9643e5e6c5eea720a7c3",
    "cross_cats_sorted": [
      "cs.CL"
    ],
    "license": "",
    "primary_cat": "cmp-lg",
    "submitted_at": "1994-07-24T13:38:00Z",
    "title_canon_sha256": "8d63d18b4463a57e14eb83356b2f93bd3887e34e75e96eb0b5a1e89f68c1007c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cmp-lg/9407020",
    "kind": "arxiv",
    "version": 2
  }
}