Pith Number

pith:DV447KWM

pith:2023:DV447KWMBL22QS3LUEXOMWY4OW

not attested not anchored not stored refs pending

Physics Informed Neural Networks with strong and weak residuals for advection-dominated diffusion problems

Anna Paszynska, Maciej Paszynski, Maciej Sikora, Patryk Krukowski

arxiv:2307.07647 v1 · 2023-07-14 · math.NA · cs.NA

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\usepackage{pith}
\pithnumber{DV447KWMBL22QS3LUEXOMWY4OW}

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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

Physical Informed Neural Networks for modeling ocean pollutant

Receipt and verification

First computed	2026-07-05T06:31:00.414550Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1d79cfaacc0af5a84b6ba12ee65b1c75b5c462f09389a717490aa5db92bb97ff

Aliases

arxiv: 2307.07647 · arxiv_version: 2307.07647v1 · doi: 10.48550/arxiv.2307.07647 · pith_short_12: DV447KWMBL22 · pith_short_16: DV447KWMBL22QS3L · pith_short_8: DV447KWM

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/DV447KWMBL22QS3LUEXOMWY4OW \
  | 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: 1d79cfaacc0af5a84b6ba12ee65b1c75b5c462f09389a717490aa5db92bb97ff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f73f6833eb90a22bc5bee952f16c68e88d3d72935a7dbe8b8ee4bc84981fe197",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2023-07-14T22:36:20Z",
    "title_canon_sha256": "2cd64139c6f1207bbd92eb574932357a67c3968137c72dc6fb70d64ddb205a3e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2307.07647",
    "kind": "arxiv",
    "version": 1
  }
}