Pith Number

pith:QTXLAUBI

pith:2024:QTXLAUBIZ2KXCGLXU66JTKW52K

not attested not anchored not stored refs pending

Theory and numerics of subspace approximation of eigenvalue problems

Coleman Kendrick, Daniel Osei-Kuffuor, Jean-Luc Fattebert, Seung Whan Chung, Siu Wun Cheung, Youngsoo Choi

arxiv:2412.08891 v2 · 2024-12-12 · 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{QTXLAUBIZ2KXCGLXU66JTKW52K}

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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

Model Order Reduction for Quantum Molecular Dynamics

Receipt and verification

First computed	2026-07-05T12:05:11.530850Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

84eeb05028ce95711977a7bc99aaddd2a435bdf9515add02223b67896ae8629b

Aliases

arxiv: 2412.08891 · arxiv_version: 2412.08891v2 · doi: 10.48550/arxiv.2412.08891 · pith_short_12: QTXLAUBIZ2KX · pith_short_16: QTXLAUBIZ2KXCGLX · pith_short_8: QTXLAUBI

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/QTXLAUBIZ2KXCGLXU66JTKW52K \
  | 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: 84eeb05028ce95711977a7bc99aaddd2a435bdf9515add02223b67896ae8629b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9e0d678f207d2ad4ff98ede4e98ae1f2d9b1222c14ef862ca26d39655de717dc",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2024-12-12T03:08:13Z",
    "title_canon_sha256": "efcdc238b245073b2e47c9fa22a52304ce4eb869d2321ad53440141e8308be1a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2412.08891",
    "kind": "arxiv",
    "version": 2
  }
}