Pith Number

pith:L4D4YWCY

pith:2017:L4D4YWCYZBGOVTKQESRAHMENIC

not attested not anchored not stored refs pending

Left ideals in matrix rings over finite fields

C. Polcino Milies, E. Taufer, R. A. Ferraz

arxiv:1711.09289 v1 · 2017-11-25 · 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{L4D4YWCYZBGOVTKQESRAHMENIC}

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	2026-05-18T00:29:36.149161Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5f07cc5858c84ceacd5024a203b08d40b084a5b9e42f73f3d52dd308408cc02a

Aliases

arxiv: 1711.09289 · arxiv_version: 1711.09289v1 · doi: 10.48550/arxiv.1711.09289 · pith_short_12: L4D4YWCYZBGO · pith_short_16: L4D4YWCYZBGOVTKQ · pith_short_8: L4D4YWCY

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/L4D4YWCYZBGOVTKQESRAHMENIC \
  | 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: 5f07cc5858c84ceacd5024a203b08d40b084a5b9e42f73f3d52dd308408cc02a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ac61c9ceefc37d4582e441eea22c04a4277d62d0b581a717b82a23d16c9110eb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2017-11-25T21:04:38Z",
    "title_canon_sha256": "03a3c0b9392b90d27486990af961bde1b156e1e2799eaa4776d1164f96795eaa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.09289",
    "kind": "arxiv",
    "version": 1
  }
}