Pith Number

pith:LF5IJLTR

pith:2022:LF5IJLTRX4YVRAAC4YIFN2DYHT

not attested not anchored not stored refs pending

PCL: Peer-Contrastive Learning with Diverse Augmentations for Unsupervised Sentence Embeddings

Can Xu, Chongyang Tao, Daxin Jiang, Qiyu Wu, Tao Shen, Xiubo Geng

arxiv:2201.12093 v2 · 2022-01-28 · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LF5IJLTRX4YVRAAC4YIFN2DYHT}

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

1 paper in Pith

Evaluating Memory in LLM Agents via Incremental Multi-Turn Interactions

Receipt and verification

First computed	2026-07-05T05:08:14.903195Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

597a84ae71bf31588002e61056e8783cd06c640fc1120c9af995c784eadb855f

Aliases

arxiv: 2201.12093 · arxiv_version: 2201.12093v2 · doi: 10.48550/arxiv.2201.12093 · pith_short_12: LF5IJLTRX4YV · pith_short_16: LF5IJLTRX4YVRAAC · pith_short_8: LF5IJLTR

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/LF5IJLTRX4YVRAAC4YIFN2DYHT \
  | 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: 597a84ae71bf31588002e61056e8783cd06c640fc1120c9af995c784eadb855f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "911bdccaea2764ddcac147aab8e2ef7f16038adb3cc39a4c5fcac2c45bdc67cd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2022-01-28T13:02:41Z",
    "title_canon_sha256": "f63ee5ae0d5d5d507c19efce4452c196847f4d423a52a00c20951d0f0a436ae1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2201.12093",
    "kind": "arxiv",
    "version": 2
  }
}