Pith Number

pith:VAWF4S66

pith:2023:VAWF4S66LE62QQ7ROOOYMZCKUM

not attested not anchored not stored refs pending

Instance Smoothed Contrastive Learning for Unsupervised Sentence Embedding

Hongliang He, Junlei Zhang, Yue Zhang, Zhenzhong Lan

arxiv:2305.07424 v2 · 2023-05-12 · cs.CL · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VAWF4S66LE62QQ7ROOOYMZCKUM}

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	2026-07-05T06:11:21.165710Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a82c5e4bde593da843f1739d86644aa30bd860a142e62e5dc2d5e2f4709ab51b

Aliases

arxiv: 2305.07424 · arxiv_version: 2305.07424v2 · doi: 10.48550/arxiv.2305.07424 · pith_short_12: VAWF4S66LE62 · pith_short_16: VAWF4S66LE62QQ7R · pith_short_8: VAWF4S66

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/VAWF4S66LE62QQ7ROOOYMZCKUM \
  | 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: a82c5e4bde593da843f1739d86644aa30bd860a142e62e5dc2d5e2f4709ab51b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "37dbb2efbe7b96761d86f4788e5e0a47a87d55ac45ad3eab2484ef0d757e2ea6",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2023-05-12T12:46:13Z",
    "title_canon_sha256": "d1e0e8ba3ceb1bb8700afbf4593e3ab82827cc732666e13cb6fe7d6481180d18"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2305.07424",
    "kind": "arxiv",
    "version": 2
  }
}