Pith Number

pith:P3LTOCJ6

pith:2019:P3LTOCJ6TAA53DLBNKPGPDSPDJ

not attested not anchored not stored refs pending

Unsupervised Deep Features for Privacy Image Classification

Chiranjibi Sitaula, Sunil Aryal, Xuequan Lu, Yong Xiang

arxiv:1909.10708 v1 · 2019-09-24 · 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{P3LTOCJ6TAA53DLBNKPGPDSPDJ}

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	2026-07-05T00:35:02.285024Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7ed737093e9801dd8d616a9e678e4f1a5f26085f445b2dd52734c837f85e4392

Aliases

arxiv: 1909.10708 · arxiv_version: 1909.10708v1 · doi: 10.48550/arxiv.1909.10708 · pith_short_12: P3LTOCJ6TAA5 · pith_short_16: P3LTOCJ6TAA53DLB · pith_short_8: P3LTOCJ6

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/P3LTOCJ6TAA53DLBNKPGPDSPDJ \
  | 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: 7ed737093e9801dd8d616a9e678e4f1a5f26085f445b2dd52734c837f85e4392

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fee6d6b951338fda49cfb668e388323ff143224908cc431d1414920174dbab59",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-09-24T04:38:15Z",
    "title_canon_sha256": "5a8310faae882561f2e6bb347cb2998a61098efb827e481cfddbec03a7ff7132"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.10708",
    "kind": "arxiv",
    "version": 1
  }
}