Pith Number

pith:7Y6IAS5W

pith:2018:7Y6IAS5WMTRD72KX3CCCJGD7G2

not attested not anchored not stored refs pending

A Transfer Learning based Feature-Weak-Relevant Method for Image Clustering

Bo Dong, Xinnian Wang

arxiv:1808.04068 v2 · 2018-08-13 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7Y6IAS5WMTRD72KX3CCCJGD7G2}

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	2026-05-18T00:08:14.157065Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fe3c804bb664e23fe957d88424987f36868bf8125263870f90b4814e68621e05

Aliases

arxiv: 1808.04068 · arxiv_version: 1808.04068v2 · doi: 10.48550/arxiv.1808.04068 · pith_short_12: 7Y6IAS5WMTRD · pith_short_16: 7Y6IAS5WMTRD72KX · pith_short_8: 7Y6IAS5W

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/7Y6IAS5WMTRD72KX3CCCJGD7G2 \
  | 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: fe3c804bb664e23fe957d88424987f36868bf8125263870f90b4814e68621e05

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "23e49e748d25cd366909a1eb47749d39d6ad176c63679da104e93cd6f63fd556",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-08-13T05:39:28Z",
    "title_canon_sha256": "1801d69ad18989235fc2c6fd175c732dd926e3b3f6dd130d88c2bf36a23ce41e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.04068",
    "kind": "arxiv",
    "version": 2
  }
}