Pith Number

pith:BX3I3VYI

pith:2001:BX3I3VYIBLPCVTVLSDCRAQAES2

not attested not anchored not stored refs pending

Notes on Linear Algebra

Oscar Bolina

arxiv:math/0110309 v2 · 2001-10-29 · math.HO · math.RA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BX3I3VYIBLPCVTVLSDCRAQAES2}

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	2026-05-18T04:04:17.499903Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0df68dd7080ade2aceab90c510400496b61786844b8bc339b35cbb7c8c5f89ba

Aliases

arxiv: math/0110309 · arxiv_version: math/0110309v2 · doi: 10.48550/arxiv.math/0110309 · pith_short_12: BX3I3VYIBLPC · pith_short_16: BX3I3VYIBLPCVTVL · pith_short_8: BX3I3VYI

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/BX3I3VYIBLPCVTVLSDCRAQAES2 \
  | 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: 0df68dd7080ade2aceab90c510400496b61786844b8bc339b35cbb7c8c5f89ba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2754feaba39bfd59eb6313230cbc961101c346b1c6f1878bd0c9517a0faa719a",
    "cross_cats_sorted": [
      "math.RA"
    ],
    "license": "",
    "primary_cat": "math.HO",
    "submitted_at": "2001-10-29T11:21:55Z",
    "title_canon_sha256": "00e3c2db5af9b2967bd412ea8ac426839918139e812261016d1f083ecf15fb21"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0110309",
    "kind": "arxiv",
    "version": 2
  }
}