Pith Number

pith:CZEXZNAD

pith:2026:CZEXZNADCZVVQRNLV5WJ4EJJV6

not attested not anchored not stored refs pending

TotalFM: An Organ-Separated 3D-CT Foundation Model Leveraging Large-Scale Routine Clinical Radiology Data

Kohei Yamamoto, Tomohiro Kikuchi

arxiv:2601.00260 v2 · 2026-01-01 · 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{CZEXZNADCZVVQRNLV5WJ4EJJV6}

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	2026-07-01T01:17:44.697024Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

16497cb403166b5845abaf6c9e1129af99c5d1737699bcc468d4276143e3a585

Aliases

arxiv: 2601.00260 · arxiv_version: 2601.00260v2 · doi: 10.48550/arxiv.2601.00260 · pith_short_12: CZEXZNADCZVV · pith_short_16: CZEXZNADCZVVQRNL · pith_short_8: CZEXZNAD

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/CZEXZNADCZVVQRNLV5WJ4EJJV6 \
  | 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: 16497cb403166b5845abaf6c9e1129af99c5d1737699bcc468d4276143e3a585

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5060057afc025691a71cc75e2ec82e34c621a405592728179b76c175c98a6f5d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2026-01-01T08:27:01Z",
    "title_canon_sha256": "19588530b70ee41788a4bfa212004efe2c938205ec6865de205a58a150c6d730"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2601.00260",
    "kind": "arxiv",
    "version": 2
  }
}