Pith Number

pith:WOA2JDVR

pith:2017:WOA2JDVRJBRJVA6ZQ3BU3JJ5MB

not attested not anchored not stored refs pending

Learning Spatial Regularization with Image-level Supervisions for Multi-label Image Classification

Feng Zhu, Hongsheng Li, Nenghai Yu, Wanli Ouyang, Xiaogang Wang

arxiv:1702.05891 v2 · 2017-02-20 · 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{WOA2JDVRJBRJVA6ZQ3BU3JJ5MB}

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	2026-05-18T00:47:33.300496Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b381a48eb148629a83d986c34da53d605725fcd6f6d8249a8f5529be0e5a907d

Aliases

arxiv: 1702.05891 · arxiv_version: 1702.05891v2 · doi: 10.48550/arxiv.1702.05891 · pith_short_12: WOA2JDVRJBRJ · pith_short_16: WOA2JDVRJBRJVA6Z · pith_short_8: WOA2JDVR

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/WOA2JDVRJBRJVA6ZQ3BU3JJ5MB \
  | 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: b381a48eb148629a83d986c34da53d605725fcd6f6d8249a8f5529be0e5a907d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c125ed649830b53f9981ba7cf32928fc3b31b8c0abe33e965283065a725bad3f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2017-02-20T08:21:58Z",
    "title_canon_sha256": "307dd42a56b07831fe208446f421a4bff798ac569dc35ef38e25649688771775"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.05891",
    "kind": "arxiv",
    "version": 2
  }
}