Pith Number

pith:KISA4FJX

pith:2014:KISA4FJXEUYKU5LFGALBGRIHTG

not attested not anchored not stored refs pending

Rate of Convergence to Separable Solutions of the Fast Diffusion Equation

Marek Fila, Michael Winkler

arxiv:1405.4661 v1 · 2014-05-19 · 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{KISA4FJXEUYKU5LFGALBGRIHTG}

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	2026-05-18T02:51:34.968712Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

52240e15372530aa7565301613450799af30ab0bb570d1a352b13a1acb94d2f2

Aliases

arxiv: 1405.4661 · arxiv_version: 1405.4661v1 · doi: 10.48550/arxiv.1405.4661 · pith_short_12: KISA4FJXEUYK · pith_short_16: KISA4FJXEUYKU5LF · pith_short_8: KISA4FJX

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/KISA4FJXEUYKU5LFGALBGRIHTG \
  | 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: 52240e15372530aa7565301613450799af30ab0bb570d1a352b13a1acb94d2f2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6494a1d059391ad1fcc80eb8f28ed827243d90dfe12c4f622e26dc9a9ee1bdde",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2014-05-19T10:21:21Z",
    "title_canon_sha256": "8749d9473c6f70cd417598acdc76779221e867b875a597d6ea144766353e648b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.4661",
    "kind": "arxiv",
    "version": 1
  }
}