Pith Number

pith:U6YIE3LL

pith:2011:U6YIE3LLQUOLW5K2LDYYBYNJ3P

not attested not anchored not stored refs pending

A New Similarity Measure for Non-Local Means Filtering of MRI Images

Alan Kuurstra, Iv\'an C. Salgado Patarroyo, Oleg V. Michailovich, Sudipto Dolui

arxiv:1110.5945 v1 · 2011-10-26 · 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{U6YIE3LLQUOLW5K2LDYYBYNJ3P}

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	2026-05-18T04:10:10.123348Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a7b0826d6b851cbb755a58f180e1a9dbcd6eab3ea3b742afa301f25969abe7f5

Aliases

arxiv: 1110.5945 · arxiv_version: 1110.5945v1 · doi: 10.48550/arxiv.1110.5945 · pith_short_12: U6YIE3LLQUOL · pith_short_16: U6YIE3LLQUOLW5K2 · pith_short_8: U6YIE3LL

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/U6YIE3LLQUOLW5K2LDYYBYNJ3P \
  | 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: a7b0826d6b851cbb755a58f180e1a9dbcd6eab3ea3b742afa301f25969abe7f5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "313e88db829aa1c0996cd2d423e27c61e435be6efd0948ad015d7b448b92f6af",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2011-10-26T23:14:57Z",
    "title_canon_sha256": "345e17eee1972b46d8e8592a09947a2a5448387ddb5dff7141b5155ae781d710"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.5945",
    "kind": "arxiv",
    "version": 1
  }
}