Pith Number

pith:ZLQYB44U

pith:2020:ZLQYB44UNA4PDW5TY6SIXO55CS

not attested not anchored not stored refs pending

Self-Supervision with Superpixels: Training Few-shot Medical Image Segmentation without Annotation

Carlo Biffi, Chen Chen, Cheng Ouyang, Daniel Rueckert, Huaqi Qiu, Turkay Kart

arxiv:2007.09886 v2 · 2020-07-20 · 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{ZLQYB44UNA4PDW5TY6SIXO55CS}

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	2026-07-05T01:40:57.323255Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cae180f3946838f1dbb3c7a48bbbbd14ae2551231926c5b31bc87145fb70ba8d

Aliases

arxiv: 2007.09886 · arxiv_version: 2007.09886v2 · doi: 10.48550/arxiv.2007.09886 · pith_short_12: ZLQYB44UNA4P · pith_short_16: ZLQYB44UNA4PDW5T · pith_short_8: ZLQYB44U

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/ZLQYB44UNA4PDW5TY6SIXO55CS \
  | 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: cae180f3946838f1dbb3c7a48bbbbd14ae2551231926c5b31bc87145fb70ba8d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fe3006ba91af59842940b6520cd1da34d7375bd5cd8300299253a3e5e5be71e4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2020-07-20T04:46:33Z",
    "title_canon_sha256": "1f58753a19d3be6b0e13d6af228448e4452c3cede63265923312681789dee08b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2007.09886",
    "kind": "arxiv",
    "version": 2
  }
}