Pith Number

pith:6SOENWOY

pith:2026:6SOENWOYVZO6O6GYSLHXYVGVBO

not attested not anchored not stored refs pending

Comparison of Structure Preserving Schemes for the Cahn-Hilliard-Navier-Stokes Equations with Degenerate Mobility and Adaptive Mesh Refinement

Jimmy Kornelije Gunnarsson, Robert Kl\"ofkorn

arxiv:2602.08639 v4 · 2026-02-09 · math.NA · cs.MS · cs.NA · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6SOENWOYVZO6O6GYSLHXYVGVBO}

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	2026-07-17T01:20:44.589937Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f49c46d9d8ae5de778d892cf7c54d50b890c06d325323464a0fc447af486d3e3

Aliases

arxiv: 2602.08639 · arxiv_version: 2602.08639v4 · doi: 10.48550/arxiv.2602.08639 · pith_short_12: 6SOENWOYVZO6 · pith_short_16: 6SOENWOYVZO6O6GY · pith_short_8: 6SOENWOY

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/6SOENWOYVZO6O6GYSLHXYVGVBO \
  | 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: f49c46d9d8ae5de778d892cf7c54d50b890c06d325323464a0fc447af486d3e3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "22403fab23d3b4e45d5428c30e1cf1c142e49f6539e5eea61fc92326e5728b87",
    "cross_cats_sorted": [
      "cs.MS",
      "cs.NA",
      "math-ph",
      "math.MP"
    ],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2026-02-09T13:34:48Z",
    "title_canon_sha256": "560e0433eb26059e3df2e415a06dcf8be4282bdf875f412b150bcad85058e4f5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2602.08639",
    "kind": "arxiv",
    "version": 4
  }
}