Pith Number

pith:PSRKNX2P

pith:2019:PSRKNX2PS4DXC562XK6G4UKZTH

not attested not anchored not stored refs pending

Brain MRI Segmentation using Rule-Based Hybrid Approach

Abdul Rehman, Kamran Ali, M. Junaid Gul, Mustansar Fiaz, Soon Ki Jung

arxiv:1902.04207 v1 · 2019-02-12 · 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{PSRKNX2PS4DXC562XK6G4UKZTH}

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	2026-05-17T23:54:12.836946Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7ca2a6df4f97077177dababc6e515999e9a748500bc25d97d99d95dfb1222a96

Aliases

arxiv: 1902.04207 · arxiv_version: 1902.04207v1 · doi: 10.48550/arxiv.1902.04207 · pith_short_12: PSRKNX2PS4DX · pith_short_16: PSRKNX2PS4DXC562 · pith_short_8: PSRKNX2P

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/PSRKNX2PS4DXC562XK6G4UKZTH \
  | 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: 7ca2a6df4f97077177dababc6e515999e9a748500bc25d97d99d95dfb1222a96

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e206ffeb94b5f4f1c2e7689d5646ac6dcf401b38bb9dc2aeb6569034b4da7718",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-02-12T01:30:18Z",
    "title_canon_sha256": "5eed7da46d37d7ea4ba893df02afa821f105f0cd7d9eda89ce421401bcbe80e0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.04207",
    "kind": "arxiv",
    "version": 1
  }
}