Pith Number

pith:YFKL7END

pith:2017:YFKL7ENDQFIEXGPSPD4XHDNDUQ

not attested not anchored not stored refs pending

Salt-n-pepper noise filtering using Cellular Automata

Dimitrios Tourtounis, Georgios Ch. Sirakoulis, Nikolaos Mitianoudis

arxiv:1708.05019 v1 · 2017-08-16 · 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{YFKL7ENDQFIEXGPSPD4XHDNDUQ}

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	2026-05-18T00:32:20.211044Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c154bf91a381504b99f278f9738da3a41af71d4e5bc4acd9d556b5194a8f54b3

Aliases

arxiv: 1708.05019 · arxiv_version: 1708.05019v1 · doi: 10.48550/arxiv.1708.05019 · pith_short_12: YFKL7ENDQFIE · pith_short_16: YFKL7ENDQFIEXGPS · pith_short_8: YFKL7END

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/YFKL7ENDQFIEXGPSPD4XHDNDUQ \
  | 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: c154bf91a381504b99f278f9738da3a41af71d4e5bc4acd9d556b5194a8f54b3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "feda77133b421e6e2833f4ef0d524c41f07c7d7dfdde630e9469747b203417c2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2017-08-16T18:02:02Z",
    "title_canon_sha256": "0f06eb06a80f52a3f9fb9a31b155b55de56011246eb179001eefb08d04f709b7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.05019",
    "kind": "arxiv",
    "version": 1
  }
}