Pith Number

pith:EOYZZ3M6

pith:2022:EOYZZ3M6AQLAYZHJRZ3MT4CNIN

not attested not anchored not stored refs pending

Hard Negative Sampling Strategies for Contrastive Representation Learning

Afrina Tabassum, Hoda Eldardiry, Ismini Lourentzou, Muntasir Wahed

arxiv:2206.01197 v1 · 2022-06-02 · cs.LG · cs.AI · 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{EOYZZ3M6AQLAYZHJRZ3MT4CNIN}

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.

Cited by

2 papers in Pith

Optimal Representations for Generalized Contrastive Learning with Imbalanced Datasets

HNC: Leveraging Hard Negative Captions towards Models with Fine-Grained Visual-Linguistic Comprehension Capabilities

Receipt and verification

First computed	2026-07-05T04:28:37.895516Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

23b19ced9e04160c64e98e76c9f04d43652e6804c9823cc0687e3218a4d8bf76

Aliases

arxiv: 2206.01197 · arxiv_version: 2206.01197v1 · doi: 10.48550/arxiv.2206.01197 · pith_short_12: EOYZZ3M6AQLA · pith_short_16: EOYZZ3M6AQLAYZHJ · pith_short_8: EOYZZ3M6

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/EOYZZ3M6AQLAYZHJRZ3MT4CNIN \
  | 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: 23b19ced9e04160c64e98e76c9f04d43652e6804c9823cc0687e3218a4d8bf76

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "682a63dd54ad58f4f1d61d261d531347b03936c2891b473e9267c4d38dd977be",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2022-06-02T17:55:15Z",
    "title_canon_sha256": "eae56e3c8299aeb3d36c0c9537248c28b96083ee1d3a3f17e77a877b9ae8831d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2206.01197",
    "kind": "arxiv",
    "version": 1
  }
}