Pith Number

pith:KSC2Q3AL

pith:2017:KSC2Q3ALYG5SEBRVZBSDYVY4WX

not attested not anchored not stored refs pending

An Edge Driven Wavelet Frame Model for Image Restoration

Bin Dong, Jae Kyu Choi, Xiaoqun Zhang

arxiv:1701.07158 v1 · 2017-01-25 · math.NA · cs.CV · math.FA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KSC2Q3ALYG5SEBRVZBSDYVY4WX}

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	2026-05-18T00:52:07.308032Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5485a86c0bc1bb220635c8643c571cb5ff4248b41dc4a132aba1060c18ebba19

Aliases

arxiv: 1701.07158 · arxiv_version: 1701.07158v1 · doi: 10.48550/arxiv.1701.07158 · pith_short_12: KSC2Q3ALYG5S · pith_short_16: KSC2Q3ALYG5SEBRV · pith_short_8: KSC2Q3AL

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/KSC2Q3ALYG5SEBRVZBSDYVY4WX \
  | 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: 5485a86c0bc1bb220635c8643c571cb5ff4248b41dc4a132aba1060c18ebba19

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c5d0fd3c42e0f0e9c81010e34024df435d3d07eb7970985e7d665e0a4caded6f",
    "cross_cats_sorted": [
      "cs.CV",
      "math.FA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2017-01-25T04:56:10Z",
    "title_canon_sha256": "253d0d339b16007f9b2dc1b39adea52275ec59c83a75127bd5a052255e58c460"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.07158",
    "kind": "arxiv",
    "version": 1
  }
}