Pith Number

pith:KNUDHYWH

pith:2015:KNUDHYWHOFHOEP44ZW5NP53UDW

not attested not anchored not stored refs pending

Combining local regularity estimation and total variation optimization for scale-free texture segmentation

Herwig Wendt, Nelly Pustelnik, Nicolas Dobigeon, Patrice Abry

arxiv:1504.05776 v3 · 2015-04-22 · 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{KNUDHYWHOFHOEP44ZW5NP53UDW}

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	2026-05-18T01:11:57.880431Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

536833e2c7714ee23f9ccdbad7f7741d867e220eedc86196fd9453b55dc02515

Aliases

arxiv: 1504.05776 · arxiv_version: 1504.05776v3 · doi: 10.48550/arxiv.1504.05776 · pith_short_12: KNUDHYWHOFHO · pith_short_16: KNUDHYWHOFHOEP44 · pith_short_8: KNUDHYWH

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/KNUDHYWHOFHOEP44ZW5NP53UDW \
  | 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: 536833e2c7714ee23f9ccdbad7f7741d867e220eedc86196fd9453b55dc02515

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3c92a7df41b5fc07aabf6841555326ce96973b679b9b6c2449241c7e00b564da",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2015-04-22T13:01:12Z",
    "title_canon_sha256": "46aea27d7ba6c4648292306fa29a3da28df318dff866a390833d65b22c5487f8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.05776",
    "kind": "arxiv",
    "version": 3
  }
}