Pith Number

pith:TINHK6G5

pith:2023:TINHK6G5GBSBDDRKNRMARJSSIJ

not attested not anchored not stored refs pending

Robust Estimation of Surface Curvature Information from Point Cloud Data

Jared Spang

arxiv:2306.00299 v1 · 2023-06-01 · cs.CG · cs.CV · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TINHK6G5GBSBDDRKNRMARJSSIJ}

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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.

Cited by

1 paper in Pith

How many points in a point cloud is sufficient for accurate estimation of the curvature

Receipt and verification

First computed	2026-07-05T06:16:24.640164Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9a1a7578dd3064118e2a6c5808a6524276f185d9aed5efaf2746fbab0edaf75c

Aliases

arxiv: 2306.00299 · arxiv_version: 2306.00299v1 · doi: 10.48550/arxiv.2306.00299 · pith_short_12: TINHK6G5GBSB · pith_short_16: TINHK6G5GBSBDDRK · pith_short_8: TINHK6G5

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/TINHK6G5GBSBDDRKNRMARJSSIJ \
  | 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: 9a1a7578dd3064118e2a6c5808a6524276f185d9aed5efaf2746fbab0edaf75c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bdbd710751797196d64dc1f8d13d27ea9d524af1918f58cdbe2092d7e07b3759",
    "cross_cats_sorted": [
      "cs.CV",
      "math.DG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2023-06-01T02:38:18Z",
    "title_canon_sha256": "84268898f5df3b8cfe5aee4cc24386d9d2439a3b28ece4c4dd5fd50cb4e246f2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2306.00299",
    "kind": "arxiv",
    "version": 1
  }
}