Pith Number

pith:RT3F3ACG

pith:2024:RT3F3ACGNFORNJSOJLGKYXOZNW

not attested not anchored not stored refs pending

Mass-preserving spatio-temporal adaptive PINN for Cahn-Hilliard equations with strong nonlinearity and singularity

Jiaxuan Ma, Qiumei Huang, Zhen Xu

arxiv:2404.18054 v2 · 2024-04-28 · math.NA · cs.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{RT3F3ACGNFORNJSOJLGKYXOZNW}

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	2026-06-26T01:15:42.161307Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8cf65d8046695d16a64e4accac5dd96d89671b069b4aa559a10ea17c0ddbfe2c

Aliases

arxiv: 2404.18054 · arxiv_version: 2404.18054v2 · doi: 10.48550/arxiv.2404.18054 · pith_short_12: RT3F3ACGNFOR · pith_short_16: RT3F3ACGNFORNJSO · pith_short_8: RT3F3ACG

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/RT3F3ACGNFORNJSOJLGKYXOZNW \
  | 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: 8cf65d8046695d16a64e4accac5dd96d89671b069b4aa559a10ea17c0ddbfe2c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cb5bca1e057d970d5cc49ada7013a404fa3ab21a224b38bdc40339cdf5033f49",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2024-04-28T02:59:58Z",
    "title_canon_sha256": "d43f8528fd2db7ef40e2817b66346ef5c51ebec0651efb4b7b7ba07dd89b387c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2404.18054",
    "kind": "arxiv",
    "version": 2
  }
}