Pith Number

pith:G7FYZ5RU

pith:2017:G7FYZ5RUDNLUTZKQYLGHCIIGK5

not attested not anchored not stored refs pending

Learning Based Segmentation of CT Brain Images: Application to Post-Operative Hydrocephalic Scans

Abhaya V. Kulkarni, Benjamin C. Warf, Peter Ssenyonga, Steven J. Schiff, Venkateswararao Cherukuri, Vishal Monga

arxiv:1712.03993 v1 · 2017-12-11 · eess.IV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{G7FYZ5RUDNLUTZKQYLGHCIIGK5}

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	2026-05-18T00:06:12.019511Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

37cb8cf6341b5749e550c2cc7121065745403075b89143f3e67927833819fef1

Aliases

arxiv: 1712.03993 · arxiv_version: 1712.03993v1 · doi: 10.48550/arxiv.1712.03993 · pith_short_12: G7FYZ5RUDNLU · pith_short_16: G7FYZ5RUDNLUTZKQ · pith_short_8: G7FYZ5RU

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/G7FYZ5RUDNLUTZKQYLGHCIIGK5 \
  | 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: 37cb8cf6341b5749e550c2cc7121065745403075b89143f3e67927833819fef1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3e771049cadaa88a4d6f66961af26357c83a54cd679a975d54f71fcc0ed53ae5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2017-12-11T19:24:40Z",
    "title_canon_sha256": "d276c7afeee82ccedd3a1aef2926e885b8cf876daf5786db668287edff1e56be"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.03993",
    "kind": "arxiv",
    "version": 1
  }
}