Pith Number

pith:BNTSORVW

pith:2011:BNTSORVWCJJSDNPGYUXWOTZERQ

not attested not anchored not stored refs pending

Esparsidade, Estrutura, Escalamento e Estabilidade em Algebra Linear Computacional

Julio M. Stern

arxiv:1107.5342 v2 · 2011-07-20 · math.HO · 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{BNTSORVWCJJSDNPGYUXWOTZERQ}

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	2026-05-18T04:16:41.801911Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0b672746b6125321b5e6c52f674f248c2e3e1d6974f1a6af6c1f5b56daee8392

Aliases

arxiv: 1107.5342 · arxiv_version: 1107.5342v2 · doi: 10.48550/arxiv.1107.5342 · pith_short_12: BNTSORVWCJJS · pith_short_16: BNTSORVWCJJSDNPG · pith_short_8: BNTSORVW

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/BNTSORVWCJJSDNPGYUXWOTZERQ \
  | 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: 0b672746b6125321b5e6c52f674f248c2e3e1d6974f1a6af6c1f5b56daee8392

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cf516352407ab2bd14d4a9a0e0cdcf825aa3dbb7df12b3aed5b085020de08f7d",
    "cross_cats_sorted": [
      "stat.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.HO",
    "submitted_at": "2011-07-20T16:05:37Z",
    "title_canon_sha256": "872da372f057cd2cdc8429c6f9364a9bfc9c307e6e5f530289e1de44003c4cc8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.5342",
    "kind": "arxiv",
    "version": 2
  }
}