Pith Number

pith:32N4TVWO

pith:2019:32N4TVWOZLHN4IAXROK3CUAUY7

not attested not anchored not stored refs pending

A critical analysis of self-supervision, or what we can learn from a single image

Andrea Vedaldi, Christian Rupprecht, Yuki M. Asano

arxiv:1904.13132 v3 · 2019-04-30 · 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{32N4TVWOZLHN4IAXROK3CUAUY7}

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.

Cited by

2 papers in Pith

`Attention-Guided Cross-Temporal Clustering for Self-Supervised Video Object Segmentation

A Simple Framework for Contrastive Learning of Visual Representations

Receipt and verification

First computed	2026-07-05T00:42:18.953375Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

de9bc9d6cecacede20178b95b15014c7e7d41e40b1c2f6fc959802963494dc70

Aliases

arxiv: 1904.13132 · arxiv_version: 1904.13132v3 · doi: 10.48550/arxiv.1904.13132 · pith_short_12: 32N4TVWOZLHN · pith_short_16: 32N4TVWOZLHN4IAX · pith_short_8: 32N4TVWO

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/32N4TVWOZLHN4IAXROK3CUAUY7 \
  | 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: de9bc9d6cecacede20178b95b15014c7e7d41e40b1c2f6fc959802963494dc70

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "351f4618a6bf68d7d61288b387eb1d629c92f39335926b0b91a16fe2081907b6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-04-30T10:10:38Z",
    "title_canon_sha256": "02e6d24d9249b3d18ce8a9c21bcc774ec859ed95e0565735a81262f1098f075b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.13132",
    "kind": "arxiv",
    "version": 3
  }
}