Pith Number

pith:X5ZO4KYA

pith:2023:X5ZO4KYATC3TXW6XFUBUX2Z4GE

not attested not anchored not stored refs pending

An Intrinsic Approach to Scalar-Curvature Estimation for Point Clouds

Abigail Hickok, Andrew J. Blumberg

arxiv:2308.02615 v1 · 2023-08-04 · stat.ML · cs.CG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{X5ZO4KYATC3TXW6XFUBUX2Z4GE}

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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	2026-07-05T06:40:16.377845Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bf72ee2b0098b73bdbd72d034beb3c311f0973b5f01de85b493f24755ccf8680

Aliases

arxiv: 2308.02615 · arxiv_version: 2308.02615v1 · doi: 10.48550/arxiv.2308.02615 · pith_short_12: X5ZO4KYATC3T · pith_short_16: X5ZO4KYATC3TXW6X · pith_short_8: X5ZO4KYA

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/X5ZO4KYATC3TXW6XFUBUX2Z4GE \
  | 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: bf72ee2b0098b73bdbd72d034beb3c311f0973b5f01de85b493f24755ccf8680

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ae642510d894cd176afb672aec95b20dbe7e4468c5fe6588b7602da4ee42b03c",
    "cross_cats_sorted": [
      "cs.CG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2023-08-04T14:29:50Z",
    "title_canon_sha256": "96d1ba76b0d9d7b61eb713f8b5318e65a128602d3cbedd812c433d2cc63c5e29"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2308.02615",
    "kind": "arxiv",
    "version": 1
  }
}