Pith Number

pith:NZL7UPWS

pith:2025:NZL7UPWSF3YDFUUMRBINBDRZ62

not attested not anchored not stored refs pending

Population dynamics under random switching

Alexandru Hening, Siddharth Sabharwal

arxiv:2507.19615 v1 · 2025-07-25 · math.PR · q-bio.PE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NZL7UPWSF3YDFUUMRBINBDRZ62}

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	2026-07-05T11:43:37.616851Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6e57fa3ed22ef032d28c8850d08e39f6888c2f614f913106d677813ec48d0609

Aliases

arxiv: 2507.19615 · arxiv_version: 2507.19615v1 · doi: 10.48550/arxiv.2507.19615 · pith_short_12: NZL7UPWSF3YD · pith_short_16: NZL7UPWSF3YDFUUM · pith_short_8: NZL7UPWS

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/NZL7UPWSF3YDFUUMRBINBDRZ62 \
  | 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: 6e57fa3ed22ef032d28c8850d08e39f6888c2f614f913106d677813ec48d0609

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fce22afe66409150bba58802c18fe7982deb7d35b7e606413302f76c3412e9e9",
    "cross_cats_sorted": [
      "q-bio.PE"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.PR",
    "submitted_at": "2025-07-25T18:30:18Z",
    "title_canon_sha256": "e62278624af79abf847c64f109f95c0f7c3214dcb50a3015653e19710c9d3763"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.19615",
    "kind": "arxiv",
    "version": 1
  }
}