Pith Number

pith:MB42BIL5

pith:2019:MB42BIL5JZXRYRBYXSFSSM5KXM

not attested not anchored not stored refs pending

Optimizing the Dice Score and Jaccard Index for Medical Image Segmentation: Theory & Practice

Dirk Vandermeulen, Frederik Maes, Jeroen Bertels, Matthew Blaschko, Maxim Berman, Raf Bisschops, Tom Eelbode

arxiv:1911.01685 v1 · 2019-11-05 · cs.CV · cs.LG · eess.IV

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MB42BIL5JZXRYRBYXSFSSM5KXM}

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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	2026-07-05T01:41:15.745072Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6079a0a17d4e6f1c4438bc8b2933aabb02272f452833509fa586f663730565b1

Aliases

arxiv: 1911.01685 · arxiv_version: 1911.01685v1 · doi: 10.48550/arxiv.1911.01685 · pith_short_12: MB42BIL5JZXR · pith_short_16: MB42BIL5JZXRYRBY · pith_short_8: MB42BIL5

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/MB42BIL5JZXRYRBYXSFSSM5KXM \
  | 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: 6079a0a17d4e6f1c4438bc8b2933aabb02272f452833509fa586f663730565b1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2c9e1e03c6dbdb4cbeae5302adaf02419f90b3e1658e4586fed2a26ba1929a86",
    "cross_cats_sorted": [
      "cs.LG",
      "eess.IV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-11-05T09:42:25Z",
    "title_canon_sha256": "5dadd1b5063198fc0074f89b951992583c51d42bc69dce69024742d650bc9986"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1911.01685",
    "kind": "arxiv",
    "version": 1
  }
}