Pith Number

pith:PHGP223H

pith:2020:PHGP223HXUT5Y7NH24PYLILTUS

not attested not anchored not stored refs pending

4D Deep Learning for Multiple Sclerosis Lesion Activity Segmentation

Alexander Schlaefer, Ann-Christin Ostwaldt, Julia Kr\"uger, Marcel Bengs, Nils Gessert, Praveena Manogaran, Roland Opfer, Sven Schippling

arxiv:2004.09216 v2 · 2020-04-20 · cs.CV · eess.IV · q-bio.QM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PHGP223HXUT5Y7NH24PYLILTUS}

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	2026-07-05T01:06:54.483910Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

79ccfd6b67bd27dc7da7d71f85a173a4ac4262d491fd9abe5e1e1599988c0e08

Aliases

arxiv: 2004.09216 · arxiv_version: 2004.09216v2 · doi: 10.48550/arxiv.2004.09216 · pith_short_12: PHGP223HXUT5 · pith_short_16: PHGP223HXUT5Y7NH · pith_short_8: PHGP223H

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/PHGP223HXUT5Y7NH24PYLILTUS \
  | 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: 79ccfd6b67bd27dc7da7d71f85a173a4ac4262d491fd9abe5e1e1599988c0e08

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5497b86ed34af1adfa7f3c13bcf20bfbf15c5b5673b02a314b48d26b60de1e7b",
    "cross_cats_sorted": [
      "eess.IV",
      "q-bio.QM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2020-04-20T11:41:01Z",
    "title_canon_sha256": "d9c70bf7937221d99ca5f52e163c60dbfcd3c79212e9bbd888d63dbc6e190066"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.09216",
    "kind": "arxiv",
    "version": 2
  }
}