Pith Number

pith:DT4WIWOY

pith:2018:DT4WIWOY5Y4ZQKMMPBSRMTVP22

not attested not anchored not stored refs pending

Low Rank Variation Dictionary and Inverse Projection Group Sparse Representation Model for Breast Tumor Classification

Dan Long, Funa Zhou, Juan Zhang, Wenming Wu, Xiaohui Yang, Xiaoying Jiang, Yiming Xu

arxiv:1803.04793 v1 · 2018-03-10 · 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{DT4WIWOY5Y4ZQKMMPBSRMTVP22}

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	2026-05-18T00:21:17.839796Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1cf96459d8ee3998298c7865164eafd68d09d670af6addf77000765b9b996b49

Aliases

arxiv: 1803.04793 · arxiv_version: 1803.04793v1 · doi: 10.48550/arxiv.1803.04793 · pith_short_12: DT4WIWOY5Y4Z · pith_short_16: DT4WIWOY5Y4ZQKMM · pith_short_8: DT4WIWOY

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/DT4WIWOY5Y4ZQKMMPBSRMTVP22 \
  | 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: 1cf96459d8ee3998298c7865164eafd68d09d670af6addf77000765b9b996b49

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3a233227ef1babcae6e34cfee72978dabafc51fd99571f8d51e69836a2a4b307",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-03-10T03:59:13Z",
    "title_canon_sha256": "e88983962d6d7045652aa58b11c287f81b86668865b56ab55ad8f84bc51057d8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.04793",
    "kind": "arxiv",
    "version": 1
  }
}