Pith Number

pith:BIKY2C55

pith:2014:BIKY2C55ZJIWKOOF7C56OPEO2Z

not attested not anchored not stored refs pending

An algorithm for improving Non-Local Means operators via low-rank approximation

Nir Sharon, Victor May, Yoel Shkolnisky, Yosi Keller

arxiv:1412.2067 v1 · 2014-11-20 · cs.CV · math.GM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BIKY2C55ZJIWKOOF7C56OPEO2Z}

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	2026-05-18T02:32:05.452411Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0a158d0bbdca516539c5f8bbe73c8ed66106421cde4c1849cbac5dfb1f441ac3

Aliases

arxiv: 1412.2067 · arxiv_version: 1412.2067v1 · doi: 10.48550/arxiv.1412.2067 · pith_short_12: BIKY2C55ZJIW · pith_short_16: BIKY2C55ZJIWKOOF · pith_short_8: BIKY2C55

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/BIKY2C55ZJIWKOOF7C56OPEO2Z \
  | 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: 0a158d0bbdca516539c5f8bbe73c8ed66106421cde4c1849cbac5dfb1f441ac3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c485be85001a80a46d458c0e2ae59ba888fed1bc21a87ac4c42c621da7f1c616",
    "cross_cats_sorted": [
      "math.GM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2014-11-20T20:13:00Z",
    "title_canon_sha256": "8d7a4d626d5e47ff04d2a3a71a6f3843021ec766bf4ac3bc667ab21a32bca0d2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1412.2067",
    "kind": "arxiv",
    "version": 1
  }
}