Pith Number

pith:ZXRBHVRW

pith:2025:ZXRBHVRWTF3LSO3VUVNVU5TDUD

not attested not anchored not stored refs pending

Enhancing Sample Utilization in Noise-Robust Deep Metric Learning With Subgroup-Based Positive-Pair Selection

Qianqian Xu, Qingming Huang, Yangbangyan Jiang, Yingfei Sun, Zhipeng Yu

arxiv:2501.11063 v1 · 2025-01-19 · 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{ZXRBHVRWTF3LSO3VUVNVU5TDUD}

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	2026-07-05T10:03:02.783340Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cde213d6369976b93b75a55b5a7663a0d8e373144ba2eea73473c8ea0afdb0cc

Aliases

arxiv: 2501.11063 · arxiv_version: 2501.11063v1 · doi: 10.48550/arxiv.2501.11063 · pith_short_12: ZXRBHVRWTF3L · pith_short_16: ZXRBHVRWTF3LSO3V · pith_short_8: ZXRBHVRW

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/ZXRBHVRWTF3LSO3VUVNVU5TDUD \
  | 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: cde213d6369976b93b75a55b5a7663a0d8e373144ba2eea73473c8ea0afdb0cc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "56bc4fcb3dba38d0efef6d384262e2c8552812063c7d872a001a64432a8dcd4f",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-01-19T14:41:55Z",
    "title_canon_sha256": "5a8d877991879e6387562dca821414cd7577f9f8a65f21c7cb28b16250f539c9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.11063",
    "kind": "arxiv",
    "version": 1
  }
}