Pith Number

pith:EKAX3TQA

pith:2022:EKAX3TQAC5B5DVHB5SQ63W5DTN

not attested not anchored not stored refs pending

FO-PINNs: A First-Order formulation for Physics Informed Neural Networks

Ankit Srivastava, Hadi Meidani, Mohammad A. Nabian, N. Sukumar, Rini J. Gladstone

arxiv:2210.14320 v2 · 2022-10-25 · cs.LG · 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{EKAX3TQAC5B5DVHB5SQ63W5DTN}

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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

Continuous Data Assimilation with Learned Surrogate Dynamics

Receipt and verification

First computed	2026-07-05T07:24:46.861714Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

22817dce001743d1d4e1eca1eddba39b756f8d17b646d059611099ceefc9654a

Aliases

arxiv: 2210.14320 · arxiv_version: 2210.14320v2 · doi: 10.48550/arxiv.2210.14320 · pith_short_12: EKAX3TQAC5B5 · pith_short_16: EKAX3TQAC5B5DVHB · pith_short_8: EKAX3TQA

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/EKAX3TQAC5B5DVHB5SQ63W5DTN \
  | 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: 22817dce001743d1d4e1eca1eddba39b756f8d17b646d059611099ceefc9654a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "53920b26f2e4438e5ce9c691dec10f7c5ecf1b96ecfa5fe363391b037052757e",
    "cross_cats_sorted": [
      "cs.NA",
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2022-10-25T20:25:33Z",
    "title_canon_sha256": "ce92db78e8e120135baf8efdded58a37ae97ff800081579fead6fed07c9e1702"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2210.14320",
    "kind": "arxiv",
    "version": 2
  }
}