Pith Number

pith:GT7SSFJW

pith:2011:GT7SSFJW4I6XQ6KZZLFP7QG7JQ

not attested not anchored not stored refs pending

Unsupervised nonparametric detection of unknown objects in noisy images based on percolation theory

Mikhail A. Langovoy, Olaf Wittich, Patrick Laurie Davies

arxiv:1102.5019 v2 · 2011-02-24 · math.ST · math.PR · stat.ME · stat.ML · stat.TH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GT7SSFJW4I6XQ6KZZLFP7QG7JQ}

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	2026-05-18T00:10:52.558983Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

34ff291536e23d787959cacaffc0df4c0b08e5e7042fa85a0333a0bb8ef78f69

Aliases

arxiv: 1102.5019 · arxiv_version: 1102.5019v2 · doi: 10.48550/arxiv.1102.5019 · pith_short_12: GT7SSFJW4I6X · pith_short_16: GT7SSFJW4I6XQ6KZ · pith_short_8: GT7SSFJW

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/GT7SSFJW4I6XQ6KZZLFP7QG7JQ \
  | 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: 34ff291536e23d787959cacaffc0df4c0b08e5e7042fa85a0333a0bb8ef78f69

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bf377be39e441e65dd34137a7d2396cc09121225d79d0d23d04b14d29edb3905",
    "cross_cats_sorted": [
      "math.PR",
      "stat.ME",
      "stat.ML",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2011-02-24T15:37:09Z",
    "title_canon_sha256": "013f95fd2f2b6a5cad58586e280cd222e19f0de6209c1efa881b87f606787270"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1102.5019",
    "kind": "arxiv",
    "version": 2
  }
}