Pith Number

pith:GZ4SUPA2

pith:2020:GZ4SUPA25XVCVVFVGCQPO4WBY7

not attested not anchored not stored refs pending

Sketch Less for More: On-the-Fly Fine-Grained Sketch Based Image Retrieval

Ayan Kumar Bhunia, Tao Xiang, Timothy M. Hospedales, Yi-Zhe Song, Yongxin Yang

arxiv:2002.10310 v4 · 2020-02-24 · 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{GZ4SUPA25XVCVVFVGCQPO4WBY7}

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	2026-07-05T01:02:11.045159Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

36792a3c1aedea2ad4b530a0f772c1c7fa7a788687ed92d0ad9ce02b9839caf7

Aliases

arxiv: 2002.10310 · arxiv_version: 2002.10310v4 · doi: 10.48550/arxiv.2002.10310 · pith_short_12: GZ4SUPA25XVC · pith_short_16: GZ4SUPA25XVCVVFV · pith_short_8: GZ4SUPA2

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/GZ4SUPA25XVCVVFVGCQPO4WBY7 \
  | 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: 36792a3c1aedea2ad4b530a0f772c1c7fa7a788687ed92d0ad9ce02b9839caf7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ac77d344274710b540142c4d3e826dd52826fd5a23779c5d31be123a0387ec56",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2020-02-24T15:36:02Z",
    "title_canon_sha256": "e9953ba3fcb417d2f331988d250fcc91a6633b0fd77831ee2de762d9669c06e9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2002.10310",
    "kind": "arxiv",
    "version": 4
  }
}