Pith Number

pith:6IVJWE6G

pith:2021:6IVJWE6GXFHYGF3LWTO4HHANZG

not attested not anchored not stored refs pending

Collaborative Unsupervised Visual Representation Learning from Decentralized Data

Shuai Yi, Shuai Zhang, Weiming Zhuang, Xin Gan, Yonggang Wen

arxiv:2108.06492 v1 · 2021-08-14 · cs.DC · cs.AI · cs.CV · 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{6IVJWE6GXFHYGF3LWTO4HHANZG}

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	2026-07-05T03:05:55.082195Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f22a9b13c6b94f83176bb4ddc39c0dc9b897daf37a8e68d0ac8fae6449be69e4

Aliases

arxiv: 2108.06492 · arxiv_version: 2108.06492v1 · doi: 10.48550/arxiv.2108.06492 · pith_short_12: 6IVJWE6GXFHY · pith_short_16: 6IVJWE6GXFHYGF3L · pith_short_8: 6IVJWE6G

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/6IVJWE6GXFHYGF3LWTO4HHANZG \
  | 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: f22a9b13c6b94f83176bb4ddc39c0dc9b897daf37a8e68d0ac8fae6449be69e4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "396d6b21187e319a47b014367970d0d4d9bc35229f676cd53f7ffe709984395f",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CV",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2021-08-14T08:34:11Z",
    "title_canon_sha256": "21d64f379892d140f126ee85a92ab4fcc22a7f02ecd0216abe1ec753fc59a209"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.06492",
    "kind": "arxiv",
    "version": 1
  }
}