Pith Number

pith:CCSHTBRB

pith:2018:CCSHTBRBKM6KCRJS7L6VH7DA26

not attested not anchored not stored refs pending

Semi-supervised Feature Learning For Improving Writer Identification

Chin-Teng Lin, Shiming Chen, Weiping Ding, Yisong Wang, Zehong Cao

arxiv:1807.05490 v3 · 2018-07-15 · 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{CCSHTBRBKM6KCRJS7L6VH7DA26}

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	2026-05-17T23:45:09.764256Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

10a4798621533ca14532fafd53fc60d79d7130320ec6de0e35cf2f7aa630b03e

Aliases

arxiv: 1807.05490 · arxiv_version: 1807.05490v3 · doi: 10.48550/arxiv.1807.05490 · pith_short_12: CCSHTBRBKM6K · pith_short_16: CCSHTBRBKM6KCRJS · pith_short_8: CCSHTBRB

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/CCSHTBRBKM6KCRJS7L6VH7DA26 \
  | 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: 10a4798621533ca14532fafd53fc60d79d7130320ec6de0e35cf2f7aa630b03e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c7f6747c3a1b704c0873fb2031d5fcec49b485284575e29b7493497afae6f98d",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2018-07-15T05:18:20Z",
    "title_canon_sha256": "99856417ac771269ab01e94c9ad031d564fc745824995ae9223151ac056b7f57"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.05490",
    "kind": "arxiv",
    "version": 3
  }
}