Pith Number

pith:MLYAFUFI

pith:2026:MLYAFUFIJAY2OOTAG37CLO4UIT

not attested not anchored not stored refs pending

Spectral deferred corrections parallelized across the method for differential-algebraic equations

Lisa Wimmer, Matthias Bolten

arxiv:2606.25908 v1 · 2026-06-24 · math.NA · cs.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{MLYAFUFIJAY2OOTAG37CLO4UIT}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

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.

Receipt and verification

First computed	2026-06-25T01:18:42.949807Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

62f002d0a84831a73a6036fe25bb9444e9809a7477a2c8d7233e4f31e9491539

Aliases

arxiv: 2606.25908 · arxiv_version: 2606.25908v1 · doi: 10.48550/arxiv.2606.25908 · pith_short_12: MLYAFUFIJAY2 · pith_short_16: MLYAFUFIJAY2OOTA · pith_short_8: MLYAFUFI

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/MLYAFUFIJAY2OOTAG37CLO4UIT \
  | 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: 62f002d0a84831a73a6036fe25bb9444e9809a7477a2c8d7233e4f31e9491539

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9556645db55c66d8ec8b6ba0b20c0f13cb5b6f70fc916d32675f56b130537256",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2026-06-24T14:56:17Z",
    "title_canon_sha256": "2bddf1aba5725a809e15eba0ba86d51b3fcf70a06495cbe63236cfb946e19505"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.25908",
    "kind": "arxiv",
    "version": 1
  }
}