Pith Number

pith:R6FLQPYS

pith:2023:R6FLQPYSJAUGILE2I7P3JYGD5D

not attested not anchored not stored refs pending

Weakly-supervised Contrastive Learning for Unsupervised Object Discovery

Jing Zhang, Nick Barnes, Yuchao Dai, Yunqiu Lv

arxiv:2307.03376 v1 · 2023-07-07 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{R6FLQPYSJAUGILE2I7P3JYGD5D}

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	2026-07-05T06:28:42.005171Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8f8ab83f124828642c9a47dfb4e0c3e8e31029e88a65c283bc7323735ac9c2b1

Aliases

arxiv: 2307.03376 · arxiv_version: 2307.03376v1 · doi: 10.48550/arxiv.2307.03376 · pith_short_12: R6FLQPYSJAUG · pith_short_16: R6FLQPYSJAUGILE2 · pith_short_8: R6FLQPYS

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/R6FLQPYSJAUGILE2I7P3JYGD5D \
  | 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: 8f8ab83f124828642c9a47dfb4e0c3e8e31029e88a65c283bc7323735ac9c2b1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fb7f8214e7fb49404fddbc8851f67377ce8e2e081b2638d1954e581da49a55d3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2023-07-07T04:03:48Z",
    "title_canon_sha256": "dd7b0e3e05372562bff2864e2c80e89ab107e0eee448b0c837307e2108c83988"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2307.03376",
    "kind": "arxiv",
    "version": 1
  }
}