Pith Number

pith:LPYA6IM4

pith:2011:LPYA6IM4TTMVJU25SQ4MJTIDUP

not attested not anchored not stored refs pending

Regularized Laplacian Estimation and Fast Eigenvector Approximation

Michael W. Mahoney, Patrick O. Perry

arxiv:1110.1757 v2 · 2011-10-08 · cs.DS · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LPYA6IM4TTMVJU25SQ4MJTIDUP}

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	2026-05-18T04:11:08.787142Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5bf00f219c9cd954d35d9438c4cd03a3fefaa75f7c5189e06ca33d041721f6ed

Aliases

arxiv: 1110.1757 · arxiv_version: 1110.1757v2 · doi: 10.48550/arxiv.1110.1757 · pith_short_12: LPYA6IM4TTMV · pith_short_16: LPYA6IM4TTMVJU25 · pith_short_8: LPYA6IM4

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/LPYA6IM4TTMVJU25SQ4MJTIDUP \
  | 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: 5bf00f219c9cd954d35d9438c4cd03a3fefaa75f7c5189e06ca33d041721f6ed

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0502ea09adc326a5de9d3f047ae247b01f1c53d0ef37628896e66c7715a8d0be",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2011-10-08T18:43:52Z",
    "title_canon_sha256": "fcc5148e1442f565e820223416df50e8021896930dae6f7e449a589b10dbde54"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.1757",
    "kind": "arxiv",
    "version": 2
  }
}