Pith Number

pith:KG7BRLCV

pith:2012:KG7BRLCVV7HYF3ELC7IS7TP6HW

not attested not anchored not stored refs pending

An Algebraic Approach to Hough Transforms

Lorenzo Robbiano, Mauro C. Beltrametti

arxiv:1202.1698 v1 · 2012-02-08 · math.AC · math.AG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KG7BRLCVV7HYF3ELC7IS7TP6HW}

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	2026-05-18T04:02:51.384939Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

51be18ac55afcf82ec8b17d12fcdfe3d8cb376ec88b5866aae0723ac88205a02

Aliases

arxiv: 1202.1698 · arxiv_version: 1202.1698v1 · doi: 10.48550/arxiv.1202.1698 · pith_short_12: KG7BRLCVV7HY · pith_short_16: KG7BRLCVV7HYF3EL · pith_short_8: KG7BRLCV

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/KG7BRLCVV7HYF3ELC7IS7TP6HW \
  | 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: 51be18ac55afcf82ec8b17d12fcdfe3d8cb376ec88b5866aae0723ac88205a02

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "df2163738e2134c10431185de17ab8c1d4329f1cef9ec47c6fb6bee53d632969",
    "cross_cats_sorted": [
      "math.AG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AC",
    "submitted_at": "2012-02-08T14:07:45Z",
    "title_canon_sha256": "9735dce993dd5e83914ec602369e9a2fb70190d516dc4a7df26f86e526e1efe7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.1698",
    "kind": "arxiv",
    "version": 1
  }
}