Pith Number

pith:CVXKF6MC

pith:2018:CVXKF6MCMNZWMLG2DAT2JM6OV3

not attested not anchored not stored refs pending

Convexity Shape Prior for Level Set based Image Segmentation Method

Hai-yang Huang, Jun Liu, Shi Yan, Xue-Cheng Tai

arxiv:1805.08676 v1 · 2018-05-22 · 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{CVXKF6MCMNZWMLG2DAT2JM6OV3}

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	2026-05-18T00:15:25.456555Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

156ea2f9826373662cda1827a4b3ceaecbfaa61358c16a1405dbce348f9b0cc9

Aliases

arxiv: 1805.08676 · arxiv_version: 1805.08676v1 · doi: 10.48550/arxiv.1805.08676 · pith_short_12: CVXKF6MCMNZW · pith_short_16: CVXKF6MCMNZWMLG2 · pith_short_8: CVXKF6MC

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/CVXKF6MCMNZWMLG2DAT2JM6OV3 \
  | 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: 156ea2f9826373662cda1827a4b3ceaecbfaa61358c16a1405dbce348f9b0cc9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0d618066bb7c14eae60e59e812f8985dd1f2745540fb019e4a9cb8ddade1b0d4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-05-22T15:47:41Z",
    "title_canon_sha256": "a9a1a4df3d98aae53fb0da234061e379780b6f5dd0e3ae6671f5174ecbb36aac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.08676",
    "kind": "arxiv",
    "version": 1
  }
}