Pith Number

pith:FH7JLDGV

pith:2012:FH7JLDGVG3FQ6D6SRRAVOXR4O5

not attested not anchored not stored refs pending

Polarimetric SAR Image Smoothing with Stochastic Distances

Alejandro C. Frery, Antonio C. Medeiros, Leonardo Torres

arxiv:1207.0771 v1 · 2012-07-03 · cs.IT · cs.CV · cs.GR · math.IT · stat.AP · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FH7JLDGVG3FQ6D6SRRAVOXR4O5}

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	2026-05-18T03:51:49.112680Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

29fe958cd536cb0f0fd28c41575e3c774058f2b0c585b36f4b7c0781be5c820a

Aliases

arxiv: 1207.0771 · arxiv_version: 1207.0771v1 · doi: 10.48550/arxiv.1207.0771 · pith_short_12: FH7JLDGVG3FQ · pith_short_16: FH7JLDGVG3FQ6D6S · pith_short_8: FH7JLDGV

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/FH7JLDGVG3FQ6D6SRRAVOXR4O5 \
  | 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: 29fe958cd536cb0f0fd28c41575e3c774058f2b0c585b36f4b7c0781be5c820a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ee1467a5df07ddb10e12b6c59e8796b7826dc5df8ce919454731e6e2fcc9229f",
    "cross_cats_sorted": [
      "cs.CV",
      "cs.GR",
      "math.IT",
      "stat.AP",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2012-07-03T18:11:46Z",
    "title_canon_sha256": "1bcd8f1f7acac9d63774252c3bb8b7f4bc77df4946bd9f78a4ea3b51201f0378"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.0771",
    "kind": "arxiv",
    "version": 1
  }
}