Pith Number

pith:V6UUJCOY

pith:2019:V6UUJCOY4NGY77MZ4GHVF4AXNJ

not attested not anchored not stored refs pending

Robust Unsupervised Flexible Auto-weighted Local-Coordinate Concept Factorization for Image Clustering

Guangcan Liu, Meng Wang, Sheng Li, Shuicheng Yan, Yan Zhang, Zhao Zhang

arxiv:1905.10564 v1 · 2019-05-25 · cs.CV · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{V6UUJCOY4NGY77MZ4GHVF4AXNJ}

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	2026-05-17T23:45:08.089717Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

afa94489d8e34d8ffd99e18f52f0176a4b759ea0011c9231b85be89db0bc7a68

Aliases

arxiv: 1905.10564 · arxiv_version: 1905.10564v1 · doi: 10.48550/arxiv.1905.10564 · pith_short_12: V6UUJCOY4NGY · pith_short_16: V6UUJCOY4NGY77MZ · pith_short_8: V6UUJCOY

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/V6UUJCOY4NGY77MZ4GHVF4AXNJ \
  | 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: afa94489d8e34d8ffd99e18f52f0176a4b759ea0011c9231b85be89db0bc7a68

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5ca1a5d893eb20dad1c17a9a4829b55fd1a232fa981f6b68c3279848640b1f2c",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-05-25T10:02:08Z",
    "title_canon_sha256": "ccffab3fd215fc93700486db31e39809c63b47df5452e691fcc48e9340ec21c4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.10564",
    "kind": "arxiv",
    "version": 1
  }
}