Pith Number

pith:DC6XCV7E

pith:2020:DC6XCV7E2RU3QDGUX2ILRKZPMS

not attested not anchored not stored refs pending

On Deep Unsupervised Active Learning

Changsheng Li, Guoren Wang, Handong Ma, Xiao-Yu Zhang, Ye Yuan, Zhao Kang

arxiv:2007.13959 v1 · 2020-07-28 · 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{DC6XCV7E2RU3QDGUX2ILRKZPMS}

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	2026-07-05T01:22:53.984721Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

18bd7157e4d469b80cd4be90b8ab2f64b8c9d4bd8f0a4a8d96f7b34efe551c03

Aliases

arxiv: 2007.13959 · arxiv_version: 2007.13959v1 · doi: 10.48550/arxiv.2007.13959 · pith_short_12: DC6XCV7E2RU3 · pith_short_16: DC6XCV7E2RU3QDGU · pith_short_8: DC6XCV7E

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/DC6XCV7E2RU3QDGUX2ILRKZPMS \
  | 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: 18bd7157e4d469b80cd4be90b8ab2f64b8c9d4bd8f0a4a8d96f7b34efe551c03

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4355b8dfdca8c361fc3d356a810aeb29aad7ff86060dfc6a7a60d85e58a20e0c",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2020-07-28T02:52:21Z",
    "title_canon_sha256": "4c1dc2cf227a06ebf6e19d02fb8a2831851b3cdf3494f7b7e70fd406b2fbf50f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2007.13959",
    "kind": "arxiv",
    "version": 1
  }
}