Pith Number

pith:APRFL2OK

pith:2026:APRFL2OKE2CRDYVJDWGQNDNQQT

not attested not anchored not stored refs pending

Mutually Exclusive Multiclass Lesion Segmentation in Neuroimaging: Binary-Guided Weak Supervision with Inter-Class Orthogonality

Ashutosh Kumar, Vaanathi Sundaresan, Vivek Dhamale

arxiv:2607.03203 v1 · 2026-07-03 · 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{APRFL2OKE2CRDYVJDWGQNDNQQT}

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	2026-07-07T01:16:46.492159Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

03e255e9ca268511e2a91d8d068db084e79adfc271a995ba206e831a8372111a

Aliases

arxiv: 2607.03203 · arxiv_version: 2607.03203v1 · doi: 10.48550/arxiv.2607.03203 · pith_short_12: APRFL2OKE2CR · pith_short_16: APRFL2OKE2CRDYVJ · pith_short_8: APRFL2OK

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/APRFL2OKE2CRDYVJDWGQNDNQQT \
  | 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: 03e255e9ca268511e2a91d8d068db084e79adfc271a995ba206e831a8372111a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fb31c25b5d1b6067cabb3ff0375a4fe1f82c7eb834cdae7e0418fb87c78b3f26",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2026-07-03T11:16:01Z",
    "title_canon_sha256": "2164bcb24d8e8c67818f1fa60f869dd5a3414a4408d88ebd60b1abf4762976a9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.03203",
    "kind": "arxiv",
    "version": 1
  }
}