Pith Number

pith:2VKJ6PQC

pith:2025:2VKJ6PQCWTPZDQS32XDFVZ5R5A

not attested not anchored not stored refs pending

Skull stripping with purely synthetic data

Alexandra Badea, Eleftherios Garyfallidis, Jong Sung Park, Juhyung Ha, Siddhesh Thakur, Spyridon Bakas

arxiv:2505.07159 v1 · 2025-05-12 · 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{2VKJ6PQCWTPZDQS32XDFVZ5R5A}

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	2026-07-05T11:01:43.439615Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d5549f3e02b4df91c25bd5c65ae7b1e83fc5b74a42987fdf2296c1237217fe41

Aliases

arxiv: 2505.07159 · arxiv_version: 2505.07159v1 · doi: 10.48550/arxiv.2505.07159 · pith_short_12: 2VKJ6PQCWTPZ · pith_short_16: 2VKJ6PQCWTPZDQS3 · pith_short_8: 2VKJ6PQC

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/2VKJ6PQCWTPZDQS32XDFVZ5R5A \
  | 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: d5549f3e02b4df91c25bd5c65ae7b1e83fc5b74a42987fdf2296c1237217fe41

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b479bfe73df53ff974c5c191cca382612f81a67f02c899dfd1af3ace6ff3658a",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2025-05-12T00:36:56Z",
    "title_canon_sha256": "4b308f8f5b8f33131aacb669ea85fca04e0ba4a0e2f1c74325954d1fc6409af0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.07159",
    "kind": "arxiv",
    "version": 1
  }
}