Pith Number

pith:XR6HSQQN

pith:2019:XR6HSQQNPIMBXCGNQC2VOZDVGE

not attested not anchored not stored refs pending

Exploiting Unlabeled Data in CNNs by Self-supervised Learning to Rank

Andrew D. Bagdanov, Joost Van De Weijer, Xialei Liu

arxiv:1902.06285 v1 · 2019-02-17 · 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{XR6HSQQNPIMBXCGNQC2VOZDVGE}

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	2026-05-17T23:53:45.990607Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bc7c79420d7a181b88cd80b55764753115cc201fd8980d534c9970c3f2f75ebe

Aliases

arxiv: 1902.06285 · arxiv_version: 1902.06285v1 · doi: 10.48550/arxiv.1902.06285 · pith_short_12: XR6HSQQNPIMB · pith_short_16: XR6HSQQNPIMBXCGN · pith_short_8: XR6HSQQN

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/XR6HSQQNPIMBXCGNQC2VOZDVGE \
  | 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: bc7c79420d7a181b88cd80b55764753115cc201fd8980d534c9970c3f2f75ebe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4e9f9f6565f0f84ca7345d6420c9bc3339ed359d683d74e8aaf0ac4f8a812a39",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-02-17T16:18:34Z",
    "title_canon_sha256": "a68a4d4c4efcd1a5096161b07cbc65a508ecfce279d034890c03a65c69b629df"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.06285",
    "kind": "arxiv",
    "version": 1
  }
}