Pith Number

pith:PN2VOHE4

pith:2013:PN2VOHE4JASSCVBPV4C7DTEUOE

not attested not anchored not stored refs pending

Emerging spectra of singular correlation matrices under small power-map deformations

Rudi Sch\"afer, Thomas H. Seligman, Vinayak

arxiv:1304.4982 v2 · 2013-04-17 · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PN2VOHE4JASSCVBPV4C7DTEUOE}

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	2026-05-18T03:13:45.876733Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7b75571c9c482521542faf05f1cc94710f4b7c20da3764fc7a74e62a3e157aad

Aliases

arxiv: 1304.4982 · arxiv_version: 1304.4982v2 · doi: 10.48550/arxiv.1304.4982 · pith_short_12: PN2VOHE4JASS · pith_short_16: PN2VOHE4JASSCVBP · pith_short_8: PN2VOHE4

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/PN2VOHE4JASSCVBPV4C7DTEUOE \
  | 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: 7b75571c9c482521542faf05f1cc94710f4b7c20da3764fc7a74e62a3e157aad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "207aa6f186e308d2acded39d05eb70b686c93603f63efce23100ad8d90f34102",
    "cross_cats_sorted": [
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2013-04-17T22:27:49Z",
    "title_canon_sha256": "19d79a845931eec4cd198e53c761820fdd59537c76817e69502d892bc63ec12b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.4982",
    "kind": "arxiv",
    "version": 2
  }
}