Pith Number

pith:6PDSIA4J

pith:2022:6PDSIA4JWD5KCLJNQC57T7WOXN

not attested not anchored not stored refs pending

Unified Contrastive Learning in Image-Text-Label Space

Bin Xiao, Ce Liu, Chunyuan Li, Jianfeng Gao, Jianwei Yang, Lu Yuan, Pengchuan Zhang

arxiv:2204.03610 v1 · 2022-04-07 · cs.CV · cs.AI · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6PDSIA4JWD5KCLJNQC57T7WOXN}

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	2026-07-05T04:12:32.186938Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f3c7240389b0faa12d2d80bbf9fecebb55855984c7f7bea7252bafe3d5052951

Aliases

arxiv: 2204.03610 · arxiv_version: 2204.03610v1 · doi: 10.48550/arxiv.2204.03610 · pith_short_12: 6PDSIA4JWD5K · pith_short_16: 6PDSIA4JWD5KCLJN · pith_short_8: 6PDSIA4J

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/6PDSIA4JWD5KCLJNQC57T7WOXN \
  | 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: f3c7240389b0faa12d2d80bbf9fecebb55855984c7f7bea7252bafe3d5052951

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "44d8a9f92b39c048c5a801feb67e86c919248ae2bcb1a3a7271958ab7461658a",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2022-04-07T17:34:51Z",
    "title_canon_sha256": "5fd55f6af71409eca74aeee7bf482481f88e1ea40641de321bba57f99ca9c19e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2204.03610",
    "kind": "arxiv",
    "version": 1
  }
}