Pith Number

pith:LIV2DSEK

pith:2014:LIV2DSEK6BWHJPXRLGUTZHUQPW

not attested not anchored not stored refs pending

Variational Image Segmentation Model Coupled with Image Restoration Achievements

Xiaohao Cai

arxiv:1405.2128 v1 · 2014-05-09 · cs.CV · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LIV2DSEK6BWHJPXRLGUTZHUQPW}

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	2026-05-18T02:52:13.599666Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5a2ba1c88af06c74bef159a93c9e907da42664f137c3df60a861603408198df6

Aliases

arxiv: 1405.2128 · arxiv_version: 1405.2128v1 · doi: 10.48550/arxiv.1405.2128 · pith_short_12: LIV2DSEK6BWH · pith_short_16: LIV2DSEK6BWHJPXR · pith_short_8: LIV2DSEK

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/LIV2DSEK6BWHJPXRLGUTZHUQPW \
  | 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: 5a2ba1c88af06c74bef159a93c9e907da42664f137c3df60a861603408198df6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cbb74250fb63233bd8397f849b485d92a4a2f11b37813e080adfda6cb5041a04",
    "cross_cats_sorted": [
      "math.NA"
    ],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2014-05-09T00:51:55Z",
    "title_canon_sha256": "424ca7a42ce37944758dc1f2c31d40507ff2d8531526735b9315aac6ecb1b95f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.2128",
    "kind": "arxiv",
    "version": 1
  }
}