Pith Number

pith:MWVSGPJR

pith:2022:MWVSGPJR6H675IPR5G6ND5FGR3

not attested not anchored not stored refs pending

Computing Medial Axis Transform with Feature Preservation via Restricted Power Diagram

Bin Wang, Ningna Wang, Wenping Wang, Xiaohu Guo

arxiv:2210.13676 v1 · 2022-10-25 · cs.GR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MWVSGPJR6H675IPR5G6ND5FGR3}

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	2026-07-05T05:10:20.876509Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

65ab233d31f1fdfea1f1e9bcd1f4a68ec241f27eac24b22ad3045baf60c6f49c

Aliases

arxiv: 2210.13676 · arxiv_version: 2210.13676v1 · doi: 10.48550/arxiv.2210.13676 · pith_short_12: MWVSGPJR6H67 · pith_short_16: MWVSGPJR6H675IPR · pith_short_8: MWVSGPJR

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/MWVSGPJR6H675IPR5G6ND5FGR3 \
  | 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: 65ab233d31f1fdfea1f1e9bcd1f4a68ec241f27eac24b22ad3045baf60c6f49c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "66f33908aaf68b09cf43887015baca0ec9ae075d214b5e85ede670f40bb3e1b4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.GR",
    "submitted_at": "2022-10-25T00:31:49Z",
    "title_canon_sha256": "cb8b34d9b86673a24014879886d6dc645bd0cd07a25ba8ef067cc0db71d4dd4a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2210.13676",
    "kind": "arxiv",
    "version": 1
  }
}