Pith Number

pith:PRV7EY2I

pith:2010:PRV7EY2IIRIDBPF5VEFREWXCXZ

not attested not anchored not stored refs pending

Binary and nonbinary description of hypointensity in human brain MR images

Michael S. Lew, Xiaojing Chen

arxiv:1101.0242 v1 · 2010-12-31 · 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{PRV7EY2IIRIDBPF5VEFREWXCXZ}

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	2026-05-18T04:32:10.704196Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7c6bf26348445030bcbda90b125ae2be5803cf3ba77cda1a1f0e20a00fb60438

Aliases

arxiv: 1101.0242 · arxiv_version: 1101.0242v1 · doi: 10.48550/arxiv.1101.0242 · pith_short_12: PRV7EY2IIRID · pith_short_16: PRV7EY2IIRIDBPF5 · pith_short_8: PRV7EY2I

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/PRV7EY2IIRIDBPF5VEFREWXCXZ \
  | 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: 7c6bf26348445030bcbda90b125ae2be5803cf3ba77cda1a1f0e20a00fb60438

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "93cb0c70f22db1bab960d6e55b9741ebf74bff38f56ca83471c9b533fbf45c20",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2010-12-31T12:26:04Z",
    "title_canon_sha256": "1a3ac112fcede0a65acdc50c1a2c270feb740a24afd60ec8b1d5183dbe667fac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1101.0242",
    "kind": "arxiv",
    "version": 1
  }
}