Pith Number

pith:3AX546GU

pith:2020:3AX546GUWQAUXZCNHTNK4T6GQE

not attested not anchored not stored refs pending

Pool-Based Unsupervised Active Learning for Regression Using Iterative Representativeness-Diversity Maximization (iRDM)

Dongrui Wu, Hanbin Luo, Jiajing Liu, Weili Fang, Xue Jiang, Ziang Liu

arxiv:2003.07658 v2 · 2020-03-17 · cs.LG · 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{3AX546GUWQAUXZCNHTNK4T6GQE}

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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	2026-07-05T05:15:33.355420Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d82fde78d4b4014be44d3cdaae4fc6810395b63693b5604445bc357d17e0e7e6

Aliases

arxiv: 2003.07658 · arxiv_version: 2003.07658v2 · doi: 10.48550/arxiv.2003.07658 · pith_short_12: 3AX546GUWQAU · pith_short_16: 3AX546GUWQAUXZCN · pith_short_8: 3AX546GU

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/3AX546GUWQAUXZCNHTNK4T6GQE \
  | 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: d82fde78d4b4014be44d3cdaae4fc6810395b63693b5604445bc357d17e0e7e6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e73638dd1633c9fe4e64b0242765c996a36eb2b7c304d2f5a5b30c6fa456395b",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2020-03-17T12:20:46Z",
    "title_canon_sha256": "68cc50fb97cf97e385259a6d7e822f51864e5c4f8daa40ddf7f7199ab9978356"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2003.07658",
    "kind": "arxiv",
    "version": 2
  }
}