Pith Number

pith:VE7WW5UB

pith:2025:VE7WW5UB5WDKKU3ND2DR7VLUKN

not attested not anchored not stored refs pending

Discrete-to-continuum limit for nonlinear reaction-diffusion systems via EDP convergence for gradient systems

Alexander Mielke, Artur Stephan, Georg Heinze

arxiv:2504.06837 v1 · 2025-04-09 · math.AP · cs.NA · math-ph · math.DS · math.MP · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VE7WW5UB5WDKKU3ND2DR7VLUKN}

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	2026-07-05T10:46:46.946918Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a93f6b7681ed86a5536d1e871fd5745377c186dbbab64c1fc34213f148f1889b

Aliases

arxiv: 2504.06837 · arxiv_version: 2504.06837v1 · doi: 10.48550/arxiv.2504.06837 · pith_short_12: VE7WW5UB5WDK · pith_short_16: VE7WW5UB5WDKKU3N · pith_short_8: VE7WW5UB

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/VE7WW5UB5WDKKU3ND2DR7VLUKN \
  | 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: a93f6b7681ed86a5536d1e871fd5745377c186dbbab64c1fc34213f148f1889b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2204999c6a6e1935c7c387dba3957300f0745f9e5fb61baeeaf172ca0373e72d",
    "cross_cats_sorted": [
      "cs.NA",
      "math-ph",
      "math.DS",
      "math.MP",
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2025-04-09T12:51:15Z",
    "title_canon_sha256": "089ae6fc43a041b5830452fd42192e9a1727958aebb4262d63ed987aeb85daf2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.06837",
    "kind": "arxiv",
    "version": 1
  }
}