Pith Number

pith:UT4CSWN2

pith:2025:UT4CSWN2G6UOMU6N7J7ZEGDYDQ

not attested not anchored not stored refs pending

Rank Inspired Neural Network for solving linear partial differential equations

Nianyu Yi, Wentao Peng, Yunqing Huang

arxiv:2506.17654 v1 · 2025-06-21 · 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{UT4CSWN2G6UOMU6N7J7ZEGDYDQ}

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	2026-07-05T11:25:21.183991Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a4f82959ba37a8e653cdfa7f9218781c0dc6414ac7e8304296cd532724903299

Aliases

arxiv: 2506.17654 · arxiv_version: 2506.17654v1 · doi: 10.48550/arxiv.2506.17654 · pith_short_12: UT4CSWN2G6UO · pith_short_16: UT4CSWN2G6UOMU6N · pith_short_8: UT4CSWN2

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/UT4CSWN2G6UOMU6N7J7ZEGDYDQ \
  | 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: a4f82959ba37a8e653cdfa7f9218781c0dc6414ac7e8304296cd532724903299

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0fc0079dfb8aad749755b348694b37f9db56b335564dd29d99f8719d7e28a6f5",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2025-06-21T09:24:15Z",
    "title_canon_sha256": "0db7d61e75d8a7526569d4874115afdcf61addf97e6600e92103780a667ef08c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.17654",
    "kind": "arxiv",
    "version": 1
  }
}