Pith Number

pith:XYEYTET4

pith:2023:XYEYTET4H6PIWVVJCNDCDNRDCH

not attested not anchored not stored refs pending

GNN-based physics solver for time-independent PDEs

Ahmad Zareei, Hadi Meidani, Helia Rahmani, Marta D'Elia, Rini Jasmine Gladstone, Vishvas Suryakumar

arxiv:2303.15681 v1 · 2023-03-28 · cs.LG · cs.CE

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XYEYTET4H6PIWVVJCNDCDNRDCH}

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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

Physics-Informed Coarsening for Multigrid Graph Neural Surrogates

Receipt and verification

First computed	2026-07-05T05:55:26.591828Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

be0989927c3f9e8b56a9134621b62311e306ebabd40a49820032f34ec65b91a9

Aliases

arxiv: 2303.15681 · arxiv_version: 2303.15681v1 · doi: 10.48550/arxiv.2303.15681 · pith_short_12: XYEYTET4H6PI · pith_short_16: XYEYTET4H6PIWVVJ · pith_short_8: XYEYTET4

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/XYEYTET4H6PIWVVJCNDCDNRDCH \
  | 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: be0989927c3f9e8b56a9134621b62311e306ebabd40a49820032f34ec65b91a9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bbce5ed63b7c4503b7ab080a5213ed1930747bf06b1bead25fe4b1c9cf4bab2f",
    "cross_cats_sorted": [
      "cs.CE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2023-03-28T02:04:43Z",
    "title_canon_sha256": "f15d52a49d27264b242bf19a7f13733ffb95cb517d8f1444b1321c49c1fcc06b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2303.15681",
    "kind": "arxiv",
    "version": 1
  }
}