Pith Number

pith:HLZNG4XH

pith:2018:HLZNG4XH2DM7KOM6ZUDGXZOZMO

not attested not anchored not stored refs pending

Estimating the Spectral Density of Large Implicit Matrices

Brian Patton, James Saunderson, Jamie Smith, Jeffrey Pennington, Matthew J. Johnson, Ryan P. Adams, Yaniv Ovadia

arxiv:1802.03451 v1 · 2018-02-09 · stat.ML · stat.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HLZNG4XH2DM7KOM6ZUDGXZOZMO}

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	2026-05-18T00:23:51.602888Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3af2d372e7d0d9f5399ecd066be5d9638a694dddc0d7c803ac45024d5acd512d

Aliases

arxiv: 1802.03451 · arxiv_version: 1802.03451v1 · doi: 10.48550/arxiv.1802.03451 · pith_short_12: HLZNG4XH2DM7 · pith_short_16: HLZNG4XH2DM7KOM6 · pith_short_8: HLZNG4XH

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/HLZNG4XH2DM7KOM6ZUDGXZOZMO \
  | 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: 3af2d372e7d0d9f5399ecd066be5d9638a694dddc0d7c803ac45024d5acd512d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "65e38e5d1966bf3ff70f86abd210068f750119b9f935b271c1486c549109982f",
    "cross_cats_sorted": [
      "stat.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2018-02-09T21:26:11Z",
    "title_canon_sha256": "5d4f31d4e82bbd460e06b68586aea96fe4eeb09fcc4cf39d87a76338bfb8ecf2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.03451",
    "kind": "arxiv",
    "version": 1
  }
}