Pith Number

pith:PPVS6XBF

pith:2017:PPVS6XBFS4TQ4CXAUVE4ZSPZYH

not attested not anchored not stored refs pending

Branching Brownian motion with decay of mass and the non-local Fisher-KPP equation

Julien Berestycki, Louigi Addario-Berry, Sarah Penington

arxiv:1712.08098 v1 · 2017-12-21 · math.PR · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PPVS6XBFS4TQ4CXAUVE4ZSPZYH}

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	2026-05-18T00:27:28.806170Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7beb2f5c2597270e0ae0a549ccc9f9c1d0b0e4651ec590cba5436ac1f0cca303

Aliases

arxiv: 1712.08098 · arxiv_version: 1712.08098v1 · doi: 10.48550/arxiv.1712.08098 · pith_short_12: PPVS6XBFS4TQ · pith_short_16: PPVS6XBFS4TQ4CXA · pith_short_8: PPVS6XBF

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/PPVS6XBFS4TQ4CXAUVE4ZSPZYH \
  | 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: 7beb2f5c2597270e0ae0a549ccc9f9c1d0b0e4651ec590cba5436ac1f0cca303

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c890a251733464eddfccb16a7e13c8a52f14c0cea1fa6c26e45ee57e28745ea5",
    "cross_cats_sorted": [
      "math.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.PR",
    "submitted_at": "2017-12-21T17:26:35Z",
    "title_canon_sha256": "5657821ee2735510d7601ca528ae991fce810115384dd102f7ba0cdeaeeb2928"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.08098",
    "kind": "arxiv",
    "version": 1
  }
}