Pith Number

pith:KF5KAGIB

pith:2025:KF5KAGIBNVC5NQOGBF37OQ3XTG

not attested not anchored not stored refs pending

Change of bifurcation type in 2D free boundary model of a moving cell with nonlinear diffusion

Leonid Berlyand, Oleksii Krupchytskyi, Tim Laux

arxiv:2506.03138 v1 · 2025-06-03 · 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{KF5KAGIBNVC5NQOGBF37OQ3XTG}

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	2026-07-05T11:15:15.466235Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

517aa019016d45d6c1c60977f7437799819b7d4ef1478a473fcbe0c5d01794ff

Aliases

arxiv: 2506.03138 · arxiv_version: 2506.03138v1 · doi: 10.48550/arxiv.2506.03138 · pith_short_12: KF5KAGIBNVC5 · pith_short_16: KF5KAGIBNVC5NQOG · pith_short_8: KF5KAGIB

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/KF5KAGIBNVC5NQOGBF37OQ3XTG \
  | 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: 517aa019016d45d6c1c60977f7437799819b7d4ef1478a473fcbe0c5d01794ff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0cab75da2b1f20c84ecadd402a70fa8aa69ac2397e2b59bf99718f36c113c239",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2025-06-03T17:58:53Z",
    "title_canon_sha256": "bf458b72676170f4cece92f2545f92e8f098eb2b9e6aff9d483e695fdf32800f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.03138",
    "kind": "arxiv",
    "version": 1
  }
}