Pith Number

pith:WI33UQCP

pith:2025:WI33UQCPZN64ZJL4DEPNA6I5OY

not attested not anchored not stored refs pending

Fully discrete backward error analysis for the midpoint rule applied to the nonlinear Schroedinger equation

Erwan Faou (IRMAR, Georg Maierhofer (DAMTP), Inria, Katharina Schratz (LJLL (UMR\_7598), MINGUS), SU)

arxiv:2505.03271 v1 · 2025-05-06 · math.AP · cs.NA · math.NA

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\usepackage{pith}
\pithnumber{WI33UQCPZN64ZJL4DEPNA6I5OY}

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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

Backward error analysis for matrix discretizations of 2-D Euler equations

Receipt and verification

First computed	2026-07-05T10:59:13.114954Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b237ba404fcb7dcca57c191ed0791d7636d1df77ac3254e5a660400da0784d6f

Aliases

arxiv: 2505.03271 · arxiv_version: 2505.03271v1 · doi: 10.48550/arxiv.2505.03271 · pith_short_12: WI33UQCPZN64 · pith_short_16: WI33UQCPZN64ZJL4 · pith_short_8: WI33UQCP

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/WI33UQCPZN64ZJL4DEPNA6I5OY \
  | 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: b237ba404fcb7dcca57c191ed0791d7636d1df77ac3254e5a660400da0784d6f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9516200cb254ec326386a64cdbd2a2e93340a0982353f32cc58ecc22280e5f27",
    "cross_cats_sorted": [
      "cs.NA",
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2025-05-06T08:02:07Z",
    "title_canon_sha256": "4b3552bed5380a9b75d3bcfb756aa8b72bde902bb8052138ef408b4de783adbe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.03271",
    "kind": "arxiv",
    "version": 1
  }
}