Pith Number

pith:3RZT2ZF7

pith:2021:3RZT2ZF7H6FHVM4YGRZAB4L5NG

not attested not anchored not stored refs pending

Small Lesion Segmentation in Brain MRIs with Subpixel Embedding

Alexandre Tiard, Alex Wong, Allison Chen, Byung-Woo Hong, Safa Cicek, Stefano Soatto, Yangchao Wu

arxiv:2109.08791 v1 · 2021-09-18 · eess.IV · 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{3RZT2ZF7H6FHVM4YGRZAB4L5NG}

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	2026-07-05T03:15:38.472954Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dc733d64bf3f8a7ab398347200f17d698c7376c2ab1fef28b5049e26f0e88c37

Aliases

arxiv: 2109.08791 · arxiv_version: 2109.08791v1 · doi: 10.48550/arxiv.2109.08791 · pith_short_12: 3RZT2ZF7H6FH · pith_short_16: 3RZT2ZF7H6FHVM4Y · pith_short_8: 3RZT2ZF7

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/3RZT2ZF7H6FHVM4YGRZAB4L5NG \
  | 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: dc733d64bf3f8a7ab398347200f17d698c7376c2ab1fef28b5049e26f0e88c37

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "946cf1657bd0cbafb48651f5408b4a5ae8c220d612e10d14af745c319f4d9620",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CV",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2021-09-18T00:21:17Z",
    "title_canon_sha256": "1a753c24c331938ef3b004f03ead517db401de5d9a75632ddbce6a432958374f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.08791",
    "kind": "arxiv",
    "version": 1
  }
}