Pith Number

pith:B4EL7ATY

pith:2016:B4EL7ATYGGMHF6UCJMN6LB6MA7

not attested not anchored not stored refs pending

Numerical invariants of identities of unital algebras

Du\v{s}an Repov\v{s}, Mikhail Zaicev

arxiv:1602.02942 v1 · 2016-02-09 · 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{B4EL7ATYGGMHF6UCJMN6LB6MA7}

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	2026-05-18T01:21:06.033704Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0f08bf8278319872fa824b1be587cc07e9f9aaebde8e7c66a6cd6370cbf9797b

Aliases

arxiv: 1602.02942 · arxiv_version: 1602.02942v1 · doi: 10.48550/arxiv.1602.02942 · pith_short_12: B4EL7ATYGGMH · pith_short_16: B4EL7ATYGGMHF6UC · pith_short_8: B4EL7ATY

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/B4EL7ATYGGMHF6UCJMN6LB6MA7 \
  | 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: 0f08bf8278319872fa824b1be587cc07e9f9aaebde8e7c66a6cd6370cbf9797b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "58b9a3fbc42cd79b6a5f399dfb001883f8340e29b9bfd4cda5b3463313a150f1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2016-02-09T11:36:36Z",
    "title_canon_sha256": "ca9c8e38158dc98d88caf443be05fd85e3bd32dd13877dad6568579ef859f8a6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.02942",
    "kind": "arxiv",
    "version": 1
  }
}