Pith Number

pith:NXUFCXVU

pith:2023:NXUFCXVUW7VH36VMQS2VVSFLEN

not attested not anchored not stored refs pending

Nonlocal Cahn-Hilliard equation with degenerate mobility: Incompressible limit and convergence to stationary states

Andrea Poiatti, Beno\^it Perthame, Charles Elbar, Jakub Skrzeczkowski

arxiv:2305.06239 v1 · 2023-05-10 · 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{NXUFCXVUW7VH36VMQS2VVSFLEN}

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	2026-07-05T06:09:00.999238Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6de8515eb4b7ea7dfaac84b55ac8ab234673079ee912094e2b0373ac0990f4c0

Aliases

arxiv: 2305.06239 · arxiv_version: 2305.06239v1 · doi: 10.48550/arxiv.2305.06239 · pith_short_12: NXUFCXVUW7VH · pith_short_16: NXUFCXVUW7VH36VM · pith_short_8: NXUFCXVU

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/NXUFCXVUW7VH36VMQS2VVSFLEN \
  | 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: 6de8515eb4b7ea7dfaac84b55ac8ab234673079ee912094e2b0373ac0990f4c0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bf20dc8abce48d3e1768cac60ba4d75f1f18e257132461151f6a62c780cce172",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2023-05-10T15:18:11Z",
    "title_canon_sha256": "5b76572950181199854f96a71903ba6fd1b4c4aea0cec3f9630191951afaa458"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2305.06239",
    "kind": "arxiv",
    "version": 1
  }
}