Pith Number

pith:IM5TNXR3

pith:2017:IM5TNXR3Y3W4JELSONWJMVER3H

not attested not anchored not stored refs pending

Study on a Poisson's Equation Solver Based On Deep Learning Technique

Fan Yang, Ji Wu, Maokun Li, Shenheng Xu, Tao Shan, Wei Tang, Xunwang Dang

arxiv:1712.05559 v1 · 2017-12-15 · physics.comp-ph · 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{IM5TNXR3Y3W4JELSONWJMVER3H}

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	2026-05-18T00:27:56.188587Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

433b36de3bc6edc49172736c965491d9d0c5a0643dbf968ee97453ab2d846f55

Aliases

arxiv: 1712.05559 · arxiv_version: 1712.05559v1 · doi: 10.48550/arxiv.1712.05559 · pith_short_12: IM5TNXR3Y3W4 · pith_short_16: IM5TNXR3Y3W4JELS · pith_short_8: IM5TNXR3

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/IM5TNXR3Y3W4JELSONWJMVER3H \
  | 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: 433b36de3bc6edc49172736c965491d9d0c5a0643dbf968ee97453ab2d846f55

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "591d139b261d8334d30a4d53a5276934d06fdb9f48cb234c8785c34d6826bd2c",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2017-12-15T06:51:47Z",
    "title_canon_sha256": "b39f51d43d2427db2862f91eb9cad1d0fc5027b1aff4c506ebfb6b2d076dc003"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.05559",
    "kind": "arxiv",
    "version": 1
  }
}