Pith Number

pith:43PRLL5H

pith:2023:43PRLL5HWP5SMWY2K6TC6E2R5Q

not attested not anchored not stored refs pending

PMNN:Physical Model-driven Neural Network for solving time-fractional differential equations

Jie Hou, Wenhao Zhu, Yaxin Peng, Ying Li, Zhiying Ma

arxiv:2310.04788 v1 · 2023-10-07 · cs.LG · cs.AI · cs.NA · math.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{43PRLL5HWP5SMWY2K6TC6E2R5Q}

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	2026-07-05T06:58:22.860373Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e6df15afa7b3fb265b1a57a62f1351ec09d6698c6cf0e6c7e378103bb3df265b

Aliases

arxiv: 2310.04788 · arxiv_version: 2310.04788v1 · doi: 10.48550/arxiv.2310.04788 · pith_short_12: 43PRLL5HWP5S · pith_short_16: 43PRLL5HWP5SMWY2 · pith_short_8: 43PRLL5H

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/43PRLL5HWP5SMWY2K6TC6E2R5Q \
  | 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: e6df15afa7b3fb265b1a57a62f1351ec09d6698c6cf0e6c7e378103bb3df265b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "30df5f6ef84abb8947df088ea596b9edfeaa1b5d01754289a44e808064d25846",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.NA",
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2023-10-07T12:43:32Z",
    "title_canon_sha256": "a9dde157d954dbe30acc117dce0b4d708c065a2970e0ad9be8b3584d9e432189"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2310.04788",
    "kind": "arxiv",
    "version": 1
  }
}