Pith Number

pith:REOCICPR

pith:2018:REOCICPRCY6MDRMM7GBWCIMXKK

not attested not anchored not stored refs pending

The Method of Multimodal MRI Brain Image Segmentation Based on Differential Geometric Features

Guojun Liao, Kehong Yuan, Qianxi Yang, Yongpei Zhu, Zicong Zhou

arxiv:1811.04281 v5 · 2018-11-10 · 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{REOCICPRCY6MDRMM7GBWCIMXKK}

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	2026-05-17T23:51:55.810513Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

891c2409f1163cc1c58cf98361219752bfde817ecabe5d2cd21611055ccc9478

Aliases

arxiv: 1811.04281 · arxiv_version: 1811.04281v5 · doi: 10.48550/arxiv.1811.04281 · pith_short_12: REOCICPRCY6M · pith_short_16: REOCICPRCY6MDRMM · pith_short_8: REOCICPR

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/REOCICPRCY6MDRMM7GBWCIMXKK \
  | 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: 891c2409f1163cc1c58cf98361219752bfde817ecabe5d2cd21611055ccc9478

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "74dfc1a8bbe797d50b0504bff6049c5ba75c3dd44ad50649fc61b510d8863af6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-11-10T16:46:28Z",
    "title_canon_sha256": "963be4dcbb9ff7c7ae29d79752cfa6d2d69df8dc8affe3ab49e8c18820cc1bfe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.04281",
    "kind": "arxiv",
    "version": 5
  }
}