Pith Number

pith:MEQRLSUE

pith:2025:MEQRLSUE7FDNV5OQ3E54KKKDUQ

not attested not anchored not stored refs pending

Coarsening model of chromosomal crossover placement

David Zwicker, Marcel Ernst, Riccardo Rossetto

arxiv:2509.09521 v1 · 2025-09-11 · physics.bio-ph · cond-mat.soft · q-bio.SC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MEQRLSUE7FDNV5OQ3E54KKKDUQ}

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	2026-07-05T12:09:37.420274Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

612115ca84f946daf5d0d93bc52943a432a1cb44e4cbd9a061a72848b3966c4c

Aliases

arxiv: 2509.09521 · arxiv_version: 2509.09521v1 · doi: 10.48550/arxiv.2509.09521 · pith_short_12: MEQRLSUE7FDN · pith_short_16: MEQRLSUE7FDNV5OQ · pith_short_8: MEQRLSUE

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/MEQRLSUE7FDNV5OQ3E54KKKDUQ \
  | 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: 612115ca84f946daf5d0d93bc52943a432a1cb44e4cbd9a061a72848b3966c4c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "122f58522c533419f9a3ce5d7b9c55e41b0eda0cc8950a86b6535f65d7d1f5dd",
    "cross_cats_sorted": [
      "cond-mat.soft",
      "q-bio.SC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.bio-ph",
    "submitted_at": "2025-09-11T15:02:12Z",
    "title_canon_sha256": "840e20de81b75cf2828da9b256eb8c3c030a20eed81b800fa0986170aac7fb22"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.09521",
    "kind": "arxiv",
    "version": 1
  }
}