Pith Number

pith:D4DH3EI3

pith:2007:D4DH3EI3R5GHBLLCK5Y426DISX

not attested not anchored not stored refs pending

The Birman-Murakami-Algebras Algebras of Type Dn

Arjeh M. Cohen, D. A. H. Gijsbers, David B. Wales

arxiv:0704.2743 v3 · 2007-04-20 · math.RT · math.GR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{D4DH3EI3R5GHBLLCK5Y426DISX}

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	2026-05-18T04:23:13.552163Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1f067d911b8f4c70ad625771cd786895e1743600d9ecb8bb5c081b7ffc9aad92

Aliases

arxiv: 0704.2743 · arxiv_version: 0704.2743v3 · doi: 10.48550/arxiv.0704.2743 · pith_short_12: D4DH3EI3R5GH · pith_short_16: D4DH3EI3R5GHBLLC · pith_short_8: D4DH3EI3

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/D4DH3EI3R5GHBLLCK5Y426DISX \
  | 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: 1f067d911b8f4c70ad625771cd786895e1743600d9ecb8bb5c081b7ffc9aad92

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d663b3a25c3e68899cf41fdb606936a112982b2f3ce8801eb0c952856eacbd70",
    "cross_cats_sorted": [
      "math.GR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RT",
    "submitted_at": "2007-04-20T16:29:00Z",
    "title_canon_sha256": "bb39e105bd5760575c4e8b18651c071795deabde056c00e0208844a6d205ea0e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0704.2743",
    "kind": "arxiv",
    "version": 3
  }
}