Pith Number

pith:5LIVTRV5

pith:2022:5LIVTRV5E42IEE5M2LLHINHVEA

not attested not anchored not stored refs pending

Learning Weakly-Supervised Contrastive Representations

Louis-Philippe Morency, Peiyuan Liao, Ruslan Salakhutdinov, Tianqin Li, Weixin Liu, Yao-Hung Hubert Tsai

arxiv:2202.06670 v2 · 2022-02-14 · cs.LG · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5LIVTRV5E42IEE5M2LLHINHVEA}

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	2026-07-05T03:58:06.757036Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ead159c6bd27348213acd2d67434f52014f392d65d3973d47a89bd51aa6ed8ab

Aliases

arxiv: 2202.06670 · arxiv_version: 2202.06670v2 · doi: 10.48550/arxiv.2202.06670 · pith_short_12: 5LIVTRV5E42I · pith_short_16: 5LIVTRV5E42IEE5M · pith_short_8: 5LIVTRV5

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/5LIVTRV5E42IEE5M2LLHINHVEA \
  | 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: ead159c6bd27348213acd2d67434f52014f392d65d3973d47a89bd51aa6ed8ab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7eda811c908332ef6ab600d9019bde456c9a8c35ab6a986b2515dbbcdc71c197",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2022-02-14T12:57:31Z",
    "title_canon_sha256": "663b3b0837f79833bc5a80d6be1bfd71eb2d11d698b05904fcc0e5eeae635138"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2202.06670",
    "kind": "arxiv",
    "version": 2
  }
}