Pith Number

pith:FPWV5YJH

pith:2013:FPWV5YJHWQAISBXYU2LJPPH655

not attested not anchored not stored refs pending

From Steiner Formulas for Cones to Concentration of Intrinsic Volumes

Joel A. Tropp, Michael B. McCoy

arxiv:1308.5265 v5 · 2013-08-24 · math.MG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FPWV5YJHWQAISBXYU2LJPPH655}

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	2026-05-18T01:37:02.596877Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2bed5ee127b4008906f8a69697bcfeef6d9dad81b630d40679e4412cda4bc851

Aliases

arxiv: 1308.5265 · arxiv_version: 1308.5265v5 · doi: 10.48550/arxiv.1308.5265 · pith_short_12: FPWV5YJHWQAI · pith_short_16: FPWV5YJHWQAISBXY · pith_short_8: FPWV5YJH

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/FPWV5YJHWQAISBXYU2LJPPH655 \
  | 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: 2bed5ee127b4008906f8a69697bcfeef6d9dad81b630d40679e4412cda4bc851

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e70a05012111bd07b62fa30780e91a674c20026436fc07ebf9e7072a416493a7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.MG",
    "submitted_at": "2013-08-24T00:05:32Z",
    "title_canon_sha256": "5b120e1e0ff4f5bd05c75b31830abc3faac9c2510655ceec65369f86d4117084"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.5265",
    "kind": "arxiv",
    "version": 5
  }
}