Pith Number

pith:OLJWGQOX

pith:2012:OLJWGQOX5GB7DUJKVPVSDFEISO

not attested not anchored not stored refs pending

Non-Local Patch Regression: Robust Image Denoising in Patch Space

Amit Singer, Kunal N. Chaudhury

arxiv:1211.4264 v1 · 2012-11-18 · 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{OLJWGQOX5GB7DUJKVPVSDFEISO}

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	2026-05-18T00:57:56.697808Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

72d36341d7e983f1d12aabeb219488938c15724ecda31e984f04f8222c01c3bb

Aliases

arxiv: 1211.4264 · arxiv_version: 1211.4264v1 · doi: 10.48550/arxiv.1211.4264 · pith_short_12: OLJWGQOX5GB7 · pith_short_16: OLJWGQOX5GB7DUJK · pith_short_8: OLJWGQOX

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/OLJWGQOX5GB7DUJKVPVSDFEISO \
  | 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: 72d36341d7e983f1d12aabeb219488938c15724ecda31e984f04f8222c01c3bb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bab018dfa84e9664baac6b43f3d5b06b99281324135baeafa3362a0ec2fdd8a0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2012-11-18T22:36:43Z",
    "title_canon_sha256": "1fb433e4f854fed1c81b52e4af67d87addc172f5e739dae10db79ee9fc7660d8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.4264",
    "kind": "arxiv",
    "version": 1
  }
}