Pith Number

pith:N3CO3MYQ

pith:2022:N3CO3MYQ5MRPO4WNKYZFVTAE67

not attested not anchored not stored refs pending

Pair-Level Supervised Contrastive Learning for Natural Language Inference

Lijie Wen, Li Lin, Shu'ang Li, Xuming Hu

arxiv:2201.10927 v3 · 2022-01-26 · 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{N3CO3MYQ5MRPO4WNKYZFVTAE67}

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	2026-07-05T04:18:50.877247Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6ec4edb310eb22f772cd56325acc04f7e6f05eda4b547aef01547a8632a45d7c

Aliases

arxiv: 2201.10927 · arxiv_version: 2201.10927v3 · doi: 10.48550/arxiv.2201.10927 · pith_short_12: N3CO3MYQ5MRP · pith_short_16: N3CO3MYQ5MRPO4WN · pith_short_8: N3CO3MYQ

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/N3CO3MYQ5MRPO4WNKYZFVTAE67 \
  | 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: 6ec4edb310eb22f772cd56325acc04f7e6f05eda4b547aef01547a8632a45d7c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8b7cc05b894579528c5d27f92df9ed231d4d8226a0801499c42a7e72a3051398",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2022-01-26T13:34:52Z",
    "title_canon_sha256": "9e06d59ca4723b03ce4032f116b9fa4f222464be230fa8095038125b20dc046c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2201.10927",
    "kind": "arxiv",
    "version": 3
  }
}