Pith Number

pith:FCUMCXKB

pith:2025:FCUMCXKBMF2L6RJF3ESLSO7J2P

not attested not anchored not stored refs pending

A Survey on Data Curation for Visual Contrastive Learning: Why Crafting Effective Positive and Negative Pairs Matters

Debasmita Ghose, Deep Chakraborty, Shasvat Desai

arxiv:2502.08134 v1 · 2025-02-12 · 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{FCUMCXKBMF2L6RJF3ESLSO7J2P}

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	2026-07-05T10:13:15.958125Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

28a8c15d416174bf4525d924b93be9d3d01b1645d6c28d7e0af81c5266744353

Aliases

arxiv: 2502.08134 · arxiv_version: 2502.08134v1 · doi: 10.48550/arxiv.2502.08134 · pith_short_12: FCUMCXKBMF2L · pith_short_16: FCUMCXKBMF2L6RJF · pith_short_8: FCUMCXKB

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/FCUMCXKBMF2L6RJF3ESLSO7J2P \
  | 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: 28a8c15d416174bf4525d924b93be9d3d01b1645d6c28d7e0af81c5266744353

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "45c2ccc4f315c5679fb17787bd53fe60c97496390c1528a0aa165a83e7e8411c",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-02-12T05:34:48Z",
    "title_canon_sha256": "a9e9e7a17df5022eddfcd39a00627f13a63fb69e906997c4e17227c680566e55"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.08134",
    "kind": "arxiv",
    "version": 1
  }
}