Pith Number

pith:UUEIYEP3

pith:2016:UUEIYEP3VXYBGQQJ5JI2IXRZUQ

not attested not anchored not stored refs pending

Graph Laplacian Regularization for Image Denoising: Analysis in the Continuous Domain

Gene Cheung, Jiahao Pang

arxiv:1604.07948 v2 · 2016-04-27 · 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{UUEIYEP3VXYBGQQJ5JI2IXRZUQ}

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	2026-05-18T00:36:04.026023Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a5088c11fbadf0134209ea51a45e39a436dc93a6f78b811b56b3f8ba5c6fcc0b

Aliases

arxiv: 1604.07948 · arxiv_version: 1604.07948v2 · doi: 10.48550/arxiv.1604.07948 · pith_short_12: UUEIYEP3VXYB · pith_short_16: UUEIYEP3VXYBGQQJ · pith_short_8: UUEIYEP3

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/UUEIYEP3VXYBGQQJ5JI2IXRZUQ \
  | 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: a5088c11fbadf0134209ea51a45e39a436dc93a6f78b811b56b3f8ba5c6fcc0b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "754d860fb9ad05b598a49c0209da5f0620c27211d726bf4c7e56afb3561d9078",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2016-04-27T06:53:12Z",
    "title_canon_sha256": "fdc0afd161143c7111eef0c196c75550bd6d6412714c1891a1f7e019dea11c80"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.07948",
    "kind": "arxiv",
    "version": 2
  }
}