Pith Number

pith:EVP63E4C

pith:2011:EVP63E4CFA5LLSPQ6HLELR5BN4

not attested not anchored not stored refs pending

On a link between a species survival time in an evolution model and the Bessel distributions

(2) IME-USP, (3) Math.Dept. UCCS, Brasil, Fabio P. Machado (2), France, Herve Guiol (1), Rinaldo B. Schinazi (3) ((1) TIMC Univ. Grenoble, USA)

arxiv:1102.2817 v1 · 2011-02-14 · math.PR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EVP63E4CFA5LLSPQ6HLELR5BN4}

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	2026-05-18T04:28:46.359505Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

255fed9382283ab5c9f0f1d645c7a16f18c546aba9e9048e307d92440bc4f657

Aliases

arxiv: 1102.2817 · arxiv_version: 1102.2817v1 · doi: 10.48550/arxiv.1102.2817 · pith_short_12: EVP63E4CFA5L · pith_short_16: EVP63E4CFA5LLSPQ · pith_short_8: EVP63E4C

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/EVP63E4CFA5LLSPQ6HLELR5BN4 \
  | 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: 255fed9382283ab5c9f0f1d645c7a16f18c546aba9e9048e307d92440bc4f657

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4be3d8638a4cc41387583dca94cbd4018d08a9cc7335752236edb6c609cbd2b6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.PR",
    "submitted_at": "2011-02-14T16:18:52Z",
    "title_canon_sha256": "ac8a0079fa1f481edc25f69508d10a68d32bcc3af4a474f839c0dff6513de3bb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1102.2817",
    "kind": "arxiv",
    "version": 1
  }
}