Pith Number

pith:4IRJ3MIE

pith:2025:4IRJ3MIEGDUJTBGH562CZZINV6

not attested not anchored not stored refs pending

Extended feature allocation models

Federico Camerlenghi, Lorenzo Ghilotti, Mario Beraha

arxiv:2502.10257 v3 · 2025-02-14 · math.ST · stat.ME · stat.TH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4IRJ3MIEGDUJTBGH562CZZINV6}

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	2026-06-19T16:09:47.919440Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e2229db10430e89984c7efb42ce50dafa1589f2452b919f34855f5ce8108390b

Aliases

arxiv: 2502.10257 · arxiv_version: 2502.10257v3 · doi: 10.48550/arxiv.2502.10257 · pith_short_12: 4IRJ3MIEGDUJ · pith_short_16: 4IRJ3MIEGDUJTBGH · pith_short_8: 4IRJ3MIE

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/4IRJ3MIEGDUJTBGH562CZZINV6 \
  | 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: e2229db10430e89984c7efb42ce50dafa1589f2452b919f34855f5ce8108390b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "459a911ded371fb342d16e53e0f499c4a2fad42473213f6ab7485b10b28d72b9",
    "cross_cats_sorted": [
      "stat.ME",
      "stat.TH"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2025-02-14T16:08:42Z",
    "title_canon_sha256": "31d3833e5ad429b3a04c8c951e5e75e06c767d54ac9b9044092abb09b7de9496"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.10257",
    "kind": "arxiv",
    "version": 3
  }
}