Pith Number

pith:6L64LBZ7

pith:2012:6L64LBZ7DW7ORGC2WB6NRLTHS3

not attested not anchored not stored refs pending

On Zero Divisors with Small Support in Group Rings of Torsion-Free Groups

Pascal Schweitzer

arxiv:1202.6645 v1 · 2012-02-29 · math.RA · cs.DM · 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{6L64LBZ7DW7ORGC2WB6NRLTHS3}

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.

Cited by

1 paper in Pith

A global girth obstruction for Garg--Mineyev taiko product structures

Receipt and verification

First computed	2026-05-18T04:01:12.000234Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f2fdc5873f1dbee8985ab07cd8ae6796f53b096cacc40b58154231e7a64c52c4

Aliases

arxiv: 1202.6645 · arxiv_version: 1202.6645v1 · doi: 10.48550/arxiv.1202.6645 · pith_short_12: 6L64LBZ7DW7O · pith_short_16: 6L64LBZ7DW7ORGC2 · pith_short_8: 6L64LBZ7

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/6L64LBZ7DW7ORGC2WB6NRLTHS3 \
  | 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: f2fdc5873f1dbee8985ab07cd8ae6796f53b096cacc40b58154231e7a64c52c4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6b2eef0acfe649a0789f0c973c761dad5c687400125c15e7ae4a68e54a3252a8",
    "cross_cats_sorted": [
      "cs.DM",
      "math.GR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2012-02-29T18:57:42Z",
    "title_canon_sha256": "0402aab9259014c81b58ce92094ffe9243ed22413cbd44a8514b127b53d8bf7b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.6645",
    "kind": "arxiv",
    "version": 1
  }
}