Pith Number

pith:SVLDAKRZ

pith:2021:SVLDAKRZDRUDDQJ34YB6QTKVU4

not attested not anchored not stored refs pending

Boundary Estimation from Point Clouds: Algorithms, Guarantees and Applications

Dejan Slep\v{c}ev, Jeff Calder, Sangmin Park

arxiv:2111.03217 v2 · 2021-11-05 · math.NA · cs.NA · math.ST · 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{SVLDAKRZDRUDDQJ34YB6QTKVU4}

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	2026-07-05T04:22:17.700278Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9556302a391c6831c13be603e84d55a70d6914523faf696c558fd2eec4812768

Aliases

arxiv: 2111.03217 · arxiv_version: 2111.03217v2 · doi: 10.48550/arxiv.2111.03217 · pith_short_12: SVLDAKRZDRUD · pith_short_16: SVLDAKRZDRUDDQJ3 · pith_short_8: SVLDAKRZ

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/SVLDAKRZDRUDDQJ34YB6QTKVU4 \
  | 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: 9556302a391c6831c13be603e84d55a70d6914523faf696c558fd2eec4812768

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3f60ade1afdfadf36cf5a7bb924030bfd7a94f68606879b67225d76e64fb06e1",
    "cross_cats_sorted": [
      "cs.NA",
      "math.ST",
      "stat.ML",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2021-11-05T02:05:28Z",
    "title_canon_sha256": "91bad28cdbbf799621517dfbded768ede30d7894b7d7ca71d0e3f3896c533312"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.03217",
    "kind": "arxiv",
    "version": 2
  }
}