Pith Number

pith:Y4SWW5ZT

pith:1995:Y4SWW5ZTPVZAW5VWYXEAX5G3JP

not attested not anchored not stored refs pending

Bicrossproduct Hopf Superalgebras and $D=4$ $\kappa$-deformed Poincar\'e Supergroup.

J. Lukierski, J. Sobczyk, P. Kosi{\'n}ski, P. Ma{\'s}lanka

arxiv:q-alg/9501010 v1 · 1995-01-12 · q-alg · math.QA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Y4SWW5ZTPVZAW5VWYXEAX5G3JP}

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	2026-05-18T01:05:07.888404Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c7256b77337d720b76b6c5c80bf4db4bc2303b5c390a2eb9455a997f31cb1fa2

Aliases

arxiv: q-alg/9501010 · arxiv_version: q-alg/9501010v1 · doi: 10.48550/arxiv.q-alg/9501010 · pith_short_12: Y4SWW5ZTPVZA · pith_short_16: Y4SWW5ZTPVZAW5VW · pith_short_8: Y4SWW5ZT

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/Y4SWW5ZTPVZAW5VWYXEAX5G3JP \
  | 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: c7256b77337d720b76b6c5c80bf4db4bc2303b5c390a2eb9455a997f31cb1fa2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8d11836f9822918c2f30109f4616fb1e85263b40280d4be7a8a1ce431d710357",
    "cross_cats_sorted": [
      "math.QA"
    ],
    "license": "",
    "primary_cat": "q-alg",
    "submitted_at": "1995-01-12T12:56:56Z",
    "title_canon_sha256": "1d960f13588fc9bc2fded0d4436a3731ab0eef0b06a923d920e6850d43baf72a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "q-alg/9501010",
    "kind": "arxiv",
    "version": 1
  }
}