Pith Number

pith:TBEB3RE6

pith:2018:TBEB3RE6KRYFN2GIROT7ZMUERK

not attested not anchored not stored refs pending

Multi-class Active Learning: A Hybrid Informative and Representative Criterion Inspired Approach

Chen Wu, Xi Fang, Xinyao Tang, Zengmao Wang

arxiv:1803.02222 v1 · 2018-03-06 · cs.LG · cs.CV · 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{TBEB3RE6KRYFN2GIROT7ZMUERK}

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	2026-05-18T00:21:55.469856Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

98481dc49e547056e8c88ba7fcb2848a81baf657d789153e6c6c92b7c4a6eac3

Aliases

arxiv: 1803.02222 · arxiv_version: 1803.02222v1 · doi: 10.48550/arxiv.1803.02222 · pith_short_12: TBEB3RE6KRYF · pith_short_16: TBEB3RE6KRYFN2GI · pith_short_8: TBEB3RE6

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/TBEB3RE6KRYFN2GIROT7ZMUERK \
  | 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: 98481dc49e547056e8c88ba7fcb2848a81baf657d789153e6c6c92b7c4a6eac3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "08e7ea15fa9e5a852ca0633cc5fc892b29cd44d9b3f0a92c7cbd9ba53d88e3db",
    "cross_cats_sorted": [
      "cs.CV",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2018-03-06T14:32:15Z",
    "title_canon_sha256": "fa00728c484c071551d31497a2049969d2357e90203575cf4adfcc22212147f7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.02222",
    "kind": "arxiv",
    "version": 1
  }
}