Pith Number

pith:3JGVHMAF

pith:2020:3JGVHMAFHZQOS3Y5YFY7KAGT3D

not attested not anchored not stored refs pending

Physics-informed Neural Networks for Solving Inverse Problems of Nonlinear Biot's Equations: Batch Training

Hamidreza M Nick, Teeratorn Kadeethum, Thomas M J{\o}rgensen

arxiv:2005.09638 v1 · 2020-05-18 · physics.comp-ph · 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{3JGVHMAFHZQOS3Y5YFY7KAGT3D}

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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 Neural Networks for the Korteweg-de Vries Equation for Internal Solitary Wave Problem: Forward Simulation and Inverse Parameter Estimation

Receipt and verification

First computed	2026-07-05T01:04:32.780735Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

da4d53b0053e60e96f1dc171f500d3d8ca0f7d31f87169b610d397d7463ba76e

Aliases

arxiv: 2005.09638 · arxiv_version: 2005.09638v1 · doi: 10.48550/arxiv.2005.09638 · pith_short_12: 3JGVHMAFHZQO · pith_short_16: 3JGVHMAFHZQOS3Y5 · pith_short_8: 3JGVHMAF

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/3JGVHMAFHZQOS3Y5YFY7KAGT3D \
  | 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: da4d53b0053e60e96f1dc171f500d3d8ca0f7d31f87169b610d397d7463ba76e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "73ce73fd4c9542782a7d5634434f15df687e8f16a6b33021d6e41b0ed8460e7d",
    "cross_cats_sorted": [
      "cs.LG",
      "cs.NA",
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2020-05-18T18:48:53Z",
    "title_canon_sha256": "5197fadc90520bfd01af0c12cf260f87d35e920fcc1aebb598947286519b7b2a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2005.09638",
    "kind": "arxiv",
    "version": 1
  }
}