Pith Number

pith:U2PY44Y6

pith:2015:U2PY44Y6LDYD7WKER4JUFI5RS6

not attested not anchored not stored refs pending

Example of non-linearizable quasi-cyclic subgroup of automorphism group of polynomial algebra

Mikhail V. Neshchadim, Valeriy G. Bardakov

arxiv:1501.02626 v1 · 2015-01-12 · 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{U2PY44Y6LDYD7WKER4JUFI5RS6}

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	2026-05-18T02:29:37.604065Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a69f8e731e58f03fd9448f1342a3b197b732a9921cdf3fdb719bff85d4f9b1fd

Aliases

arxiv: 1501.02626 · arxiv_version: 1501.02626v1 · doi: 10.48550/arxiv.1501.02626 · pith_short_12: U2PY44Y6LDYD · pith_short_16: U2PY44Y6LDYD7WKE · pith_short_8: U2PY44Y6

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/U2PY44Y6LDYD7WKER4JUFI5RS6 \
  | 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: a69f8e731e58f03fd9448f1342a3b197b732a9921cdf3fdb719bff85d4f9b1fd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "506d76cc64e60d958e74ac61316c6c42da6b88695bd91df3bb84a216f104447d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GR",
    "submitted_at": "2015-01-12T12:56:09Z",
    "title_canon_sha256": "bd2af359602c4d96d271f5bd304eefe95dfe541a394f1daaf7faa8d8b4d3be2d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.02626",
    "kind": "arxiv",
    "version": 1
  }
}