Pith Number

pith:CVR3KPZU

pith:2016:CVR3KPZUH5SAT3PIS6WZT4MMQG

not attested not anchored not stored refs pending

Selective Convolutional Descriptor Aggregation for Fine-Grained Image Retrieval

Jian-Hao Luo, Jianxin Wu, Xiu-Shen Wei, Zhi-Hua Zhou

arxiv:1604.04994 v2 · 2016-04-18 · 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{CVR3KPZUH5SAT3PIS6WZT4MMQG}

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	2026-05-18T00:40:24.336110Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1563b53f343f6409ede897ad99f18c819064aebc4ec445d4365e5156294bd321

Aliases

arxiv: 1604.04994 · arxiv_version: 1604.04994v2 · doi: 10.48550/arxiv.1604.04994 · pith_short_12: CVR3KPZUH5SA · pith_short_16: CVR3KPZUH5SAT3PI · pith_short_8: CVR3KPZU

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/CVR3KPZUH5SAT3PIS6WZT4MMQG \
  | 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: 1563b53f343f6409ede897ad99f18c819064aebc4ec445d4365e5156294bd321

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b4a5ddeebb42574eb84f5e2de47a58f80a70acb4e7f64ae548ece5b18ba95e9e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2016-04-18T05:39:32Z",
    "title_canon_sha256": "486f2045b1464ba0054fba6ca54b83cfd27a0cb7cd46c9463b8a1a936b08773c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.04994",
    "kind": "arxiv",
    "version": 2
  }
}