Pith Number

pith:WZ2JLLQY

pith:2022:WZ2JLLQYV3YPMYIAJT74NOBC7N

not attested not anchored not stored refs pending

Survey on Self-supervised Representation Learning Using Image Transformations

Muhammad Ali, Sayed Hashim

arxiv:2202.08514 v1 · 2022-02-17 · 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{WZ2JLLQYV3YPMYIAJT74NOBC7N}

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	2026-07-05T03:57:46.844514Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b67495ae18aef0f661004cffc6b822fb543389e7744cc5239ddbfce9634e3b0b

Aliases

arxiv: 2202.08514 · arxiv_version: 2202.08514v1 · doi: 10.48550/arxiv.2202.08514 · pith_short_12: WZ2JLLQYV3YP · pith_short_16: WZ2JLLQYV3YPMYIA · pith_short_8: WZ2JLLQY

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/WZ2JLLQYV3YPMYIAJT74NOBC7N \
  | 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: b67495ae18aef0f661004cffc6b822fb543389e7744cc5239ddbfce9634e3b0b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e690011f92ef6783e8d191f0c8a4f2b54cb86f460c0b5696f8e5e9d9c3eeb4ec",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2022-02-17T08:37:50Z",
    "title_canon_sha256": "0a11d4c5432b16a2d6391b30e79cd15e2f542c3756eb72625fb8e1656e5c37ae"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2202.08514",
    "kind": "arxiv",
    "version": 1
  }
}