Pith Number

pith:UVVNU2ZX

pith:2016:UVVNU2ZXDDYE43LRAL7D37V5PV

not attested not anchored not stored refs pending

Faster Eigenvector Computation via Shift-and-Invert Preconditioning

Aaron Sidford, Cameron Musco, Chi Jin, Dan Garber, Elad Hazan, Praneeth Netrapalli, Sham M. Kakade

arxiv:1605.08754 v1 · 2016-05-26 · cs.DS · cs.LG · math.NA · math.OC

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UVVNU2ZXDDYE43LRAL7D37V5PV}

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	2026-05-18T01:13:29.155435Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a56ada6b3718f04e6d7102fe3dfebd7d631ecfff4255028d40a3000a65d78955

Aliases

arxiv: 1605.08754 · arxiv_version: 1605.08754v1 · doi: 10.48550/arxiv.1605.08754 · pith_short_12: UVVNU2ZXDDYE · pith_short_16: UVVNU2ZXDDYE43LR · pith_short_8: UVVNU2ZX

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/UVVNU2ZXDDYE43LRAL7D37V5PV \
  | 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: a56ada6b3718f04e6d7102fe3dfebd7d631ecfff4255028d40a3000a65d78955

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c4a16c35490bea80d69cc670d4ae97ddeb61d998b3161a173f96113b1f2352b2",
    "cross_cats_sorted": [
      "cs.LG",
      "math.NA",
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2016-05-26T03:53:00Z",
    "title_canon_sha256": "8417b9cd9d12c90efb0006a7d3147315077a6ce2aa0c861bd0816712ef0f71ec"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.08754",
    "kind": "arxiv",
    "version": 1
  }
}