Pith Number

pith:KPPA3NIB

pith:2023:KPPA3NIBJBUE5MDJ4UYBFYQEMX

not attested not anchored not stored refs pending

Convex Hulls of Curves: Volumes and Signatures

Carlos Am\'endola, Chiara Meroni, Darrick Lee

arxiv:2301.09405 v1 · 2023-01-23 · math.MG · math.CA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KPPA3NIBJBUE5MDJ4UYBFYQEMX}

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

Cyclic polytopes through the lens of iterated integrals

Receipt and verification

First computed	2026-07-05T11:12:14.893377Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

53de0db50148684eb069e53012e20465c2d1b41106491ef5e89375837f552608

Aliases

arxiv: 2301.09405 · arxiv_version: 2301.09405v1 · doi: 10.48550/arxiv.2301.09405 · pith_short_12: KPPA3NIBJBUE · pith_short_16: KPPA3NIBJBUE5MDJ · pith_short_8: KPPA3NIB

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/KPPA3NIBJBUE5MDJ4UYBFYQEMX \
  | 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: 53de0db50148684eb069e53012e20465c2d1b41106491ef5e89375837f552608

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0c3b81dbb7648c7f80a3d6657b06287e3afbf59e92fda0df888a3a08ebc33f9d",
    "cross_cats_sorted": [
      "math.CA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.MG",
    "submitted_at": "2023-01-23T12:59:24Z",
    "title_canon_sha256": "b99061efcce0b1cce3e8ac9accc028296da4ab546c1762ed0eb3528342caa68e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2301.09405",
    "kind": "arxiv",
    "version": 1
  }
}