Pith Number

pith:6KRPCFYI

pith:2018:6KRPCFYIBSYNWCTRDRRRGE42DT

not attested not anchored not stored refs pending

The Eigenvalues Slicing Library (EVSL): Algorithms, Implementation, and Software

Lucas Erlandson, Ruipeng Li, Yousef Saad, Yuanzhe Xi

arxiv:1802.05215 v1 · 2018-02-14 · math.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{6KRPCFYIBSYNWCTRDRRRGE42DT}

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	2026-05-18T00:23:20.007196Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f2a2f117080cb0db0a711c6313139a1cc0df9d22fabf7bf6687257050f510945

Aliases

arxiv: 1802.05215 · arxiv_version: 1802.05215v1 · doi: 10.48550/arxiv.1802.05215 · pith_short_12: 6KRPCFYIBSYN · pith_short_16: 6KRPCFYIBSYNWCTR · pith_short_8: 6KRPCFYI

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/6KRPCFYIBSYNWCTRDRRRGE42DT \
  | 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: f2a2f117080cb0db0a711c6313139a1cc0df9d22fabf7bf6687257050f510945

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b1b88af6223839bc39f25d039b2d04edc30195612331b0fd4161828ef081be40",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-02-14T17:04:15Z",
    "title_canon_sha256": "305fd3e8c56067a59d3e42ba1b1348d74c481a5bf23990939739adc58f9052ac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.05215",
    "kind": "arxiv",
    "version": 1
  }
}