Pith Number

pith:VXNPUZLC

pith:2021:VXNPUZLCFDDJRVGXUNVD42IRW2

not attested not anchored not stored refs pending

Exploiting Web Images for Fine-Grained Visual Recognition by Eliminating Noisy Samples and Utilizing Hard Ones

Chuanyi Zhang, Fumin Shen, Huafeng Liu, Jian Zhang, Xiushen Wei, Yazhou Yao, Zhenmin Tang

arxiv:2101.09412 v1 · 2021-01-23 · cs.CV · cs.MM

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VXNPUZLCFDDJRVGXUNVD42IRW2}

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	2026-07-05T02:09:18.379467Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

addafa656228c698d4d7a36a3e6911b68ef3bd7ca2a28917b042197e7d4f54dc

Aliases

arxiv: 2101.09412 · arxiv_version: 2101.09412v1 · doi: 10.48550/arxiv.2101.09412 · pith_short_12: VXNPUZLCFDDJ · pith_short_16: VXNPUZLCFDDJRVGX · pith_short_8: VXNPUZLC

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/VXNPUZLCFDDJRVGXUNVD42IRW2 \
  | 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: addafa656228c698d4d7a36a3e6911b68ef3bd7ca2a28917b042197e7d4f54dc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "988338a47a2ce17a4847458d4668f653ad9bd813045b5a1c28fa41a8aa81f6a8",
    "cross_cats_sorted": [
      "cs.MM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-01-23T03:58:10Z",
    "title_canon_sha256": "2ae35d658a9efcc0d17ee15c19129cd2e2c251ce36fe1241e6c8afb292e6a5f7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2101.09412",
    "kind": "arxiv",
    "version": 1
  }
}