Pith Number

pith:EBSQT6JN

pith:2012:EBSQT6JNNPAR2O6GYYS5DXSDDY

not attested not anchored not stored refs pending

Numerical evaluation of operator determinants

Issa Karambal

arxiv:1210.4076 v1 · 2012-10-15 · math.NA · math.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EBSQT6JNNPAR2O6GYYS5DXSDDY}

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	2026-05-18T03:43:08.094875Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

206509f92d6bc11d3bc6c625d1de431e192739aa0c60140823587c31a6546be5

Aliases

arxiv: 1210.4076 · arxiv_version: 1210.4076v1 · doi: 10.48550/arxiv.1210.4076 · pith_short_12: EBSQT6JNNPAR · pith_short_16: EBSQT6JNNPAR2O6G · pith_short_8: EBSQT6JN

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/EBSQT6JNNPAR2O6GYYS5DXSDDY \
  | 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: 206509f92d6bc11d3bc6c625d1de431e192739aa0c60140823587c31a6546be5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c77726def848e641c662bbaff695955153041af59b69d918bbb0860c18a5b396",
    "cross_cats_sorted": [
      "math.SP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2012-10-15T15:38:26Z",
    "title_canon_sha256": "744578f42632406fd42fe8ed6cf8fa817167ddd4a57479b110ff78b0eccbaae4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.4076",
    "kind": "arxiv",
    "version": 1
  }
}