Pith Number

pith:OJ2GTTTA

pith:2022:OJ2GTTTATKIZWHAP4YB7FPQH2W

not attested not anchored not stored refs pending

New Intent Discovery with Pre-training and Contrastive Learning

Albert Y.S. Lam, Haode Zhang, Li-Ming Zhan, Xiao-Ming Wu, Yuwei Zhang

arxiv:2205.12914 v2 · 2022-05-25 · 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{OJ2GTTTATKIZWHAP4YB7FPQH2W}

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	2026-07-05T10:45:02.164209Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

727469ce609a919b1c0fe603f2be07d5a42746bd9d08c3d57fe8353940902daa

Aliases

arxiv: 2205.12914 · arxiv_version: 2205.12914v2 · doi: 10.48550/arxiv.2205.12914 · pith_short_12: OJ2GTTTATKIZ · pith_short_16: OJ2GTTTATKIZWHAP · pith_short_8: OJ2GTTTA

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/OJ2GTTTATKIZWHAP4YB7FPQH2W \
  | 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: 727469ce609a919b1c0fe603f2be07d5a42746bd9d08c3d57fe8353940902daa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "69d24eccf2fdb3a04c9338e91dd0e5a573db33f18906a14389b73625bcfd5b0b",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2022-05-25T17:07:25Z",
    "title_canon_sha256": "4978a24fc17077baf0998684efe260119430fb7eb6c937a17e09b3a0a0a76a8f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2205.12914",
    "kind": "arxiv",
    "version": 2
  }
}