Pith Number

pith:QYNQBPDM

pith:2022:QYNQBPDMIDIUSOCSLDHU4VH6TA

not attested not anchored not stored refs pending

An Effective Deployment of Contrastive Learning in Multi-label Text Classification

Aimin Yang, Dong Zhou, Guanqiu Qin, Jigang Wang, Nankai Lin

arxiv:2212.00552 v3 · 2022-12-01 · 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{QYNQBPDMIDIUSOCSLDHU4VH6TA}

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	2026-07-05T06:30:43.030539Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

861b00bc6c40d149385258cf4e54fe9823bd72411b518d39f44349efdcd4a44a

Aliases

arxiv: 2212.00552 · arxiv_version: 2212.00552v3 · doi: 10.48550/arxiv.2212.00552 · pith_short_12: QYNQBPDMIDIU · pith_short_16: QYNQBPDMIDIUSOCS · pith_short_8: QYNQBPDM

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/QYNQBPDMIDIUSOCSLDHU4VH6TA \
  | 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: 861b00bc6c40d149385258cf4e54fe9823bd72411b518d39f44349efdcd4a44a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "76052a0fd4327bdbcf7e82ae1fa00068dff94e9cd3c80af5d773a3cde6fb632c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2022-12-01T15:00:16Z",
    "title_canon_sha256": "e13ad7b37bb034979586383866578e22d67cdd8a364623f7ae1aaf4962661059"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2212.00552",
    "kind": "arxiv",
    "version": 3
  }
}