Pith Number

pith:2FKWCJ5V

pith:2013:2FKWCJ5VCXK3WRRXL5RT5CMZLL

not attested not anchored not stored refs pending

Medial Meshes for Volume Approximation

Feng Sun, Wenping Wang, Yi-King Choi, Yizhou Yu

arxiv:1308.3917 v1 · 2013-08-19 · 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{2FKWCJ5VCXK3WRRXL5RT5CMZLL}

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	2026-05-18T03:15:35.284723Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d1556127b515d5bb46375f633e89995aeac07a67b5424f92a9f46c1e29f71c65

Aliases

arxiv: 1308.3917 · arxiv_version: 1308.3917v1 · doi: 10.48550/arxiv.1308.3917 · pith_short_12: 2FKWCJ5VCXK3 · pith_short_16: 2FKWCJ5VCXK3WRRX · pith_short_8: 2FKWCJ5V

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/2FKWCJ5VCXK3WRRXL5RT5CMZLL \
  | 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: d1556127b515d5bb46375f633e89995aeac07a67b5424f92a9f46c1e29f71c65

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ff7bb4239061fb367e5fcf027d0a4f4a554a9bf4b97c6536f22b53fc25ab85ca",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.GR",
    "submitted_at": "2013-08-19T03:34:21Z",
    "title_canon_sha256": "050a1fecef5d7ae0e0a0f7f7a54fc637a0f4d6d3744c677be4920fa958e50c0d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.3917",
    "kind": "arxiv",
    "version": 1
  }
}