Pith Number

pith:FV34OTCI

pith:2019:FV34OTCI66U53JK3EYARU7UXLD

not attested not anchored not stored refs pending

Nest algebras in an arbitrary vector space

Don Hadwin, K. J. Harrison

arxiv:1902.04273 v1 · 2019-02-12 · math.RA · math.OA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FV34OTCI66U53JK3EYARU7UXLD}

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	2026-05-17T23:54:12.684342Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2d77c74c48f7a9dda55b26011a7e9758fa0b9dceb375ec45bd29a8dadb79b22a

Aliases

arxiv: 1902.04273 · arxiv_version: 1902.04273v1 · doi: 10.48550/arxiv.1902.04273 · pith_short_12: FV34OTCI66U5 · pith_short_16: FV34OTCI66U53JK3 · pith_short_8: FV34OTCI

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/FV34OTCI66U53JK3EYARU7UXLD \
  | 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: 2d77c74c48f7a9dda55b26011a7e9758fa0b9dceb375ec45bd29a8dadb79b22a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "958b87df4db5722697b25176e8b8b928081dfd0d3487e39d4ae8509f3dc3cb69",
    "cross_cats_sorted": [
      "math.OA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2019-02-12T07:56:06Z",
    "title_canon_sha256": "460a48865afc436fe1cd5b5fa5ecdbc41e0caf0f57e3505af1ac9128b7235b2d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.04273",
    "kind": "arxiv",
    "version": 1
  }
}