Pith Number

pith:XF3I56QH

pith:2025:XF3I56QH6KYLN7LMHYC5LHDD6X

not attested not anchored not stored refs pending

MultiPDENet: PDE-embedded Learning with Multi-time-stepping for Accelerated Flow Simulation

Hao Sun, Haoyun Wang, Hongsheng Liu, Ji-Rong Wen, Qi Wang, Ruizhi Chengze, Yi Zhang, Yuan Mi

arxiv:2501.15987 v1 · 2025-01-27 · math.NA · cs.AI · 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{XF3I56QH6KYLN7LMHYC5LHDD6X}

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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.

Cited by

1 paper in Pith

Hierarchical Implicit Neural Emulators

Receipt and verification

First computed	2026-07-05T10:05:53.414884Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b9768efa07f2b0b6fd6c3e05d59c63f5f9f9be139150cd6283e9106d25acb80c

Aliases

arxiv: 2501.15987 · arxiv_version: 2501.15987v1 · doi: 10.48550/arxiv.2501.15987 · pith_short_12: XF3I56QH6KYL · pith_short_16: XF3I56QH6KYLN7LM · pith_short_8: XF3I56QH

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/XF3I56QH6KYLN7LMHYC5LHDD6X \
  | 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: b9768efa07f2b0b6fd6c3e05d59c63f5f9f9be139150cd6283e9106d25acb80c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "39bcda3ae8bac498a1e57ce151faa35f8f1df49a8e8b2144eb9e42cc9aa1e52a",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2025-01-27T12:15:51Z",
    "title_canon_sha256": "a297f69631b34fc0982268b4216c2bed97a798f0d0bf265495f3dd2bdf7ee9a7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.15987",
    "kind": "arxiv",
    "version": 1
  }
}