Pith Number

pith:4CM25N3S

pith:2018:4CM25N3SZCQEXCK6V4TBGVQOGA

not attested not anchored not stored refs pending

Poisson Image Denoising Using Best Linear Prediction: A Post-processing Framework

Mario A.T. Figueiredo, Milad Niknejad

arxiv:1803.00389 v1 · 2018-03-01 · 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{4CM25N3SZCQEXCK6V4TBGVQOGA}

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	2026-05-18T00:22:12.369383Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e099aeb772c8a04b895eaf2613560e301cc636ec7fc1716b65520712c9369003

Aliases

arxiv: 1803.00389 · arxiv_version: 1803.00389v1 · doi: 10.48550/arxiv.1803.00389 · pith_short_12: 4CM25N3SZCQE · pith_short_16: 4CM25N3SZCQEXCK6 · pith_short_8: 4CM25N3S

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/4CM25N3SZCQEXCK6V4TBGVQOGA \
  | 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: e099aeb772c8a04b895eaf2613560e301cc636ec7fc1716b65520712c9369003

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6240aae62523e9adb5175891d1cbd7638c3e920825d0fc42374bee7701c14468",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-03-01T14:42:24Z",
    "title_canon_sha256": "f030dc066ec0e0b37ea736d33633e9afe8291c42007f9b323a84c10120e34713"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.00389",
    "kind": "arxiv",
    "version": 1
  }
}