Pith Number

pith:FVCU6YIQ

pith:2021:FVCU6YIQRVCHYHS7G6JA2UUFJP

not attested not anchored not stored refs pending

Automated risk classification of colon biopsies based on semantic segmentation of histopathology images

Filippo Fraggetta, Francesco Ciompi, Iris D. Nagtegaal, Jeroen van der Laak, John-Melle Bokhorst, Michael Vieth, Simona Vatrano, Wilma Mesker

arxiv:2109.07892 v1 · 2021-09-16 · eess.IV · 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{FVCU6YIQRVCHYHS7G6JA2UUFJP}

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	2026-07-05T05:40:04.320510Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2d454f61108d447c1e5f37920d52854bdc25a8490b10d87eb01173e4941ff2d8

Aliases

arxiv: 2109.07892 · arxiv_version: 2109.07892v1 · doi: 10.48550/arxiv.2109.07892 · pith_short_12: FVCU6YIQRVCH · pith_short_16: FVCU6YIQRVCHYHS7 · pith_short_8: FVCU6YIQ

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/FVCU6YIQRVCHYHS7G6JA2UUFJP \
  | 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: 2d454f61108d447c1e5f37920d52854bdc25a8490b10d87eb01173e4941ff2d8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "846e717a8dc289a3532fdf6db6da2c93efacf945c53ece8b0eeb33619200b092",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2021-09-16T11:50:10Z",
    "title_canon_sha256": "ce99e603baa45fb1153c950204d22ca861b96ff91d8707f9d9f89104f8099588"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.07892",
    "kind": "arxiv",
    "version": 1
  }
}