Pith Number

pith:RC2OK7QI

pith:2024:RC2OK7QIKAXXJAEALFVPR5POVK

not attested not anchored not stored refs pending

CKD: Contrastive Knowledge Distillation from A Sample-wise Perspective

Pengfei Zhu, Qinghua Hu, Wencheng Zhu, Xin Zhou, Yu Wang

arxiv:2404.14109 v2 · 2024-04-22 · 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{RC2OK7QIKAXXJAEALFVPR5POVK}

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	2026-07-05T10:38:32.850085Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

88b4e57e08502f748080596af8f5eeaa9d3ce6b12e8a943c2787628324035d54

Aliases

arxiv: 2404.14109 · arxiv_version: 2404.14109v2 · doi: 10.48550/arxiv.2404.14109 · pith_short_12: RC2OK7QIKAXX · pith_short_16: RC2OK7QIKAXXJAEA · pith_short_8: RC2OK7QI

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/RC2OK7QIKAXXJAEALFVPR5POVK \
  | 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: 88b4e57e08502f748080596af8f5eeaa9d3ce6b12e8a943c2787628324035d54

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "adaf65d3aa72d26e9ae9f58e3aefff88d5f16e852c83d3238619e21e5e25b752",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2024-04-22T11:52:40Z",
    "title_canon_sha256": "bf7e7cbd0d2ed543199c60a00dc606f79d6f6f1f274b143c77a70610e92439e8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2404.14109",
    "kind": "arxiv",
    "version": 2
  }
}