Pith Number

pith:V45B2PYG

pith:2023:V45B2PYGCUTFENVAKTB7WNUBUZ

not attested not anchored not stored refs pending

Germain Curvature: The Case for Naming the Mean Curvature of a Surface after Sophie Germain

Douglas P. Holmes

arxiv:2303.13615 v1 · 2023-03-23 · math.HO · cond-mat.soft · math.DG · physics.hist-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{V45B2PYGCUTFENVAKTB7WNUBUZ}

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.

Cited by

1 paper in Pith

CCNDF: Curvature Constrained Neural Distance Fields from 3D LiDAR Sequences

Receipt and verification

First computed	2026-07-05T05:54:05.094276Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

af3a1d3f0615265236a054c3fb3681a6632adf008c2cf574e52c690043f32f0e

Aliases

arxiv: 2303.13615 · arxiv_version: 2303.13615v1 · doi: 10.48550/arxiv.2303.13615 · pith_short_12: V45B2PYGCUTF · pith_short_16: V45B2PYGCUTFENVA · pith_short_8: V45B2PYG

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/V45B2PYGCUTFENVAKTB7WNUBUZ \
  | 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: af3a1d3f0615265236a054c3fb3681a6632adf008c2cf574e52c690043f32f0e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0522d268fe48529d52b6b1afb9925e66bfdb1b241e663eda483104b7af311f28",
    "cross_cats_sorted": [
      "cond-mat.soft",
      "math.DG",
      "physics.hist-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.HO",
    "submitted_at": "2023-03-23T18:59:28Z",
    "title_canon_sha256": "4b588b3f18022f08262144240f0ae2db5b3a014ccd306fd31c50e9e978730b69"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2303.13615",
    "kind": "arxiv",
    "version": 1
  }
}