Pith Number

pith:SRU5S43U

pith:2019:SRU5S43UPWCGRQGLTZS3OVNUTN

not attested not anchored not stored refs pending

Leibniz A-algebras

David A. Towers

arxiv:1905.11243 v2 · 2019-05-24 · math.RA · math-ph · math.GR · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SRU5S43UPWCGRQGLTZS3OVNUTN}

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	2026-05-17T23:44:28.390119Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9469d973747d8468c0cb9e65b755b49b4079f444adbda4beb3aec4a5bb0ac17f

Aliases

arxiv: 1905.11243 · arxiv_version: 1905.11243v2 · doi: 10.48550/arxiv.1905.11243 · pith_short_12: SRU5S43UPWCG · pith_short_16: SRU5S43UPWCGRQGL · pith_short_8: SRU5S43U

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/SRU5S43UPWCGRQGLTZS3OVNUTN \
  | 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: 9469d973747d8468c0cb9e65b755b49b4079f444adbda4beb3aec4a5bb0ac17f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "60ae92fca87f4291e17064994c132bb4bc9b473bfdf4b7b5560358ecebc278a4",
    "cross_cats_sorted": [
      "math-ph",
      "math.GR",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2019-05-24T13:01:16Z",
    "title_canon_sha256": "3569349b6efa453c5cf8a29d20bb94cb22bd0a2f51d23d8474c97a78ac360fb7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.11243",
    "kind": "arxiv",
    "version": 2
  }
}