Pith Number

pith:3UKVUL77

pith:2016:3UKVUL77R2UIWK7YMD7ZKJIWMI

not attested not anchored not stored refs pending

Rigidity of down-up algebras with respect to finite group coactions

E. Kirkman, J. Chen, J.J. Zhang

arxiv:1606.08428 v1 · 2016-06-27 · 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{3UKVUL77R2UIWK7YMD7ZKJIWMI}

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	2026-05-18T01:11:52.186409Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dd155a2fff8ea88b2bf860ff952516620510ad2fd7e5aafe75bf293056452bfa

Aliases

arxiv: 1606.08428 · arxiv_version: 1606.08428v1 · doi: 10.48550/arxiv.1606.08428 · pith_short_12: 3UKVUL77R2UI · pith_short_16: 3UKVUL77R2UIWK7Y · pith_short_8: 3UKVUL77

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/3UKVUL77R2UIWK7YMD7ZKJIWMI \
  | 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: dd155a2fff8ea88b2bf860ff952516620510ad2fd7e5aafe75bf293056452bfa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9263c80fd0aa626857be9555bf357e48f242fc12a8a04bb566dbf829079055be",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2016-06-27T19:54:22Z",
    "title_canon_sha256": "ff4d1e0a173885e167980faabd60a7ad012c1a88a3066d2222451d74e45c6592"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1606.08428",
    "kind": "arxiv",
    "version": 1
  }
}