Pith Number

pith:OWOJCGKR

pith:2017:OWOJCGKRKIIGM3FOAMN5CS57ZX

not attested not anchored not stored refs pending

Universality for eigenvalue algorithms on sample covariance matrices

Percy Deift, Thomas Trogdon

arxiv:1701.01896 v1 · 2017-01-07 · math.NA · math.PR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OWOJCGKRKIIGM3FOAMN5CS57ZX}

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	2026-05-18T00:53:13.162228Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

759c9119515210666cae031bd14bbfcde493167e667af40cba5a7316b2304f70

Aliases

arxiv: 1701.01896 · arxiv_version: 1701.01896v1 · doi: 10.48550/arxiv.1701.01896 · pith_short_12: OWOJCGKRKIIG · pith_short_16: OWOJCGKRKIIGM3FO · pith_short_8: OWOJCGKR

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/OWOJCGKRKIIGM3FOAMN5CS57ZX \
  | 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: 759c9119515210666cae031bd14bbfcde493167e667af40cba5a7316b2304f70

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bdae6f3b9a35d51a9b3d5e6f8714e57890ac3cc97c7c250d6197e14c999dd34d",
    "cross_cats_sorted": [
      "math.PR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2017-01-07T23:50:37Z",
    "title_canon_sha256": "5415e2fa461e7f8cc20c161905d6b1a76aeb0e5f903fb66e5d121aa21d02d30b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.01896",
    "kind": "arxiv",
    "version": 1
  }
}