Pith Number

pith:2EXFE47F

pith:2025:2EXFE47FAWFNAWDZ3RTZN47DTN

not attested not anchored not stored refs pending

Surrogate modeling of resonant behavior in scattering problems through adaptive rational approximation and sketching

Davide Pradovera, Ilaria Perugia, Ralf Hiptmair

arxiv:2503.10194 v2 · 2025-03-13 · math.NA · cs.NA · math-ph · math.MP

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\usepackage{pith}
\pithnumber{2EXFE47FAWFNAWDZ3RTZN47DTN}

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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

Efficient time-domain scattering synthesis via frequency-domain singularity subtraction

Receipt and verification

First computed	2026-07-05T11:51:23.659903Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d12e5273e5058ad05879dc6796f3e39b553998e973dbcd68b576b7a1728b6083

Aliases

arxiv: 2503.10194 · arxiv_version: 2503.10194v2 · doi: 10.48550/arxiv.2503.10194 · pith_short_12: 2EXFE47FAWFN · pith_short_16: 2EXFE47FAWFNAWDZ · pith_short_8: 2EXFE47F

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/2EXFE47FAWFNAWDZ3RTZN47DTN \
  | 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: d12e5273e5058ad05879dc6796f3e39b553998e973dbcd68b576b7a1728b6083

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "17dcb056b231af78bbbbe8e4c91129b31b1acf1fdeefdcef8a219ba2a4e9703a",
    "cross_cats_sorted": [
      "cs.NA",
      "math-ph",
      "math.MP"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2025-03-13T09:28:04Z",
    "title_canon_sha256": "255d59a117f19f8c76156e5243e13704ac60d6b4c2865272b74c1d24454c6083"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2503.10194",
    "kind": "arxiv",
    "version": 2
  }
}