Pith Number

pith:XRSRPIJT

pith:2018:XRSRPIJTSMKLKXHQHZZ7SQUSLI

not attested not anchored not stored refs pending

Automatic brain tumor grading from MRI data using convolutional neural networks and quality assessment

Carlos A. Silva, Mauricio Reyes, Raphael Meier, Sergio Pereira, Victor Alves

arxiv:1809.09468 v1 · 2018-09-25 · cs.CV · cs.AI

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XRSRPIJTSMKLKXHQHZZ7SQUSLI}

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	2026-05-18T00:01:52.825759Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bc6517a1339314b55cf03e73f942925a254789a7093500c414e3dc71b3bc42d2

Aliases

arxiv: 1809.09468 · arxiv_version: 1809.09468v1 · doi: 10.48550/arxiv.1809.09468 · pith_short_12: XRSRPIJTSMKL · pith_short_16: XRSRPIJTSMKLKXHQ · pith_short_8: XRSRPIJT

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/XRSRPIJTSMKLKXHQHZZ7SQUSLI \
  | 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: bc6517a1339314b55cf03e73f942925a254789a7093500c414e3dc71b3bc42d2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d97613e38e99e370662422e6c926c25ce4943bca64a07c6cb43cfbc52428c2a9",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-09-25T13:32:41Z",
    "title_canon_sha256": "6a3b94cb831480845b5ae3f3ed0f152fce57c60e27411935e415147dd1c89275"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.09468",
    "kind": "arxiv",
    "version": 1
  }
}