Pith Number

pith:WRMSKKKY

pith:2015:WRMSKKKYNLW4IEDAZ7OHRNWO2R

not attested not anchored not stored refs pending

Large-scale Log-determinant Computation through Stochastic Chebyshev Expansions

Dmitry Malioutov, Insu Han, Jinwoo Shin

arxiv:1503.06394 v1 · 2015-03-22 · cs.DS · cs.LG · 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{WRMSKKKYNLW4IEDAZ7OHRNWO2R}

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	2026-05-18T02:20:38.542386Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b4592529586aedc41060cfdc78b6ced442165e42c890ed7243809b114d86fa13

Aliases

arxiv: 1503.06394 · arxiv_version: 1503.06394v1 · doi: 10.48550/arxiv.1503.06394 · pith_short_12: WRMSKKKYNLW4 · pith_short_16: WRMSKKKYNLW4IEDA · pith_short_8: WRMSKKKY

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/WRMSKKKYNLW4IEDAZ7OHRNWO2R \
  | 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: b4592529586aedc41060cfdc78b6ced442165e42c890ed7243809b114d86fa13

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "55938dc448c5d26d2386d6d88b8d7b650f8d62dc3550d70942fda0074492e409",
    "cross_cats_sorted": [
      "cs.LG",
      "cs.NA"
    ],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2015-03-22T06:55:12Z",
    "title_canon_sha256": "878db89d22887e0405632232445cb62ecb44931186bf5f0c7b1d4f3452118a54"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.06394",
    "kind": "arxiv",
    "version": 1
  }
}