Pith Number

pith:WSUNCBC4

pith:2021:WSUNCBC4UHD66ROWSGJYZARKQ3

not attested not anchored not stored refs pending

Exploring Category-correlated Feature for Few-shot Image Classification

Jing Xu, Wenjie Pei, Xinglin Pan, Xu Luo, Zenglin Xu

arxiv:2112.07224 v1 · 2021-12-14 · 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{WSUNCBC4UHD66ROWSGJYZARKQ3}

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	2026-07-05T03:40:56.020255Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b4a8d1045ca1c7ef45d691938c822a86c9657b393eeb81518f6e241a2dafc28a

Aliases

arxiv: 2112.07224 · arxiv_version: 2112.07224v1 · doi: 10.48550/arxiv.2112.07224 · pith_short_12: WSUNCBC4UHD6 · pith_short_16: WSUNCBC4UHD66ROW · pith_short_8: WSUNCBC4

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/WSUNCBC4UHD66ROWSGJYZARKQ3 \
  | 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: b4a8d1045ca1c7ef45d691938c822a86c9657b393eeb81518f6e241a2dafc28a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bf996a0ce3a34b3e40676820695f3f2b4a01b66817d41a52195c5e41b10465cb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-12-14T08:25:24Z",
    "title_canon_sha256": "7213fe6cf255a3bcd5c2a8a51ca3dd577d3b92784aa33a2f25340630d6556596"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.07224",
    "kind": "arxiv",
    "version": 1
  }
}