Pith Number

pith:LDOUZWJ4

pith:2014:LDOUZWJ4TKNRQFEEBTR4SXNCI6

not attested not anchored not stored refs pending

Twisted semigroup algebras

Laurent Rigal, Pablo Zadunaisky

arxiv:1406.2985 v2 · 2014-06-11 · math.QA · 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{LDOUZWJ4TKNRQFEEBTR4SXNCI6}

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	2026-05-18T02:49:02.327640Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

58dd4cd93c9a9b1814840ce3c95da247b4c7079205fb342bb24fa5e162a608aa

Aliases

arxiv: 1406.2985 · arxiv_version: 1406.2985v2 · doi: 10.48550/arxiv.1406.2985 · pith_short_12: LDOUZWJ4TKNR · pith_short_16: LDOUZWJ4TKNRQFEE · pith_short_8: LDOUZWJ4

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/LDOUZWJ4TKNRQFEEBTR4SXNCI6 \
  | 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: 58dd4cd93c9a9b1814840ce3c95da247b4c7079205fb342bb24fa5e162a608aa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "30f23b34e920e580bf349614726fe9906134c902942964c29f096139eae8b0dd",
    "cross_cats_sorted": [
      "math.RA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.QA",
    "submitted_at": "2014-06-11T18:23:10Z",
    "title_canon_sha256": "4fe499ab504cffd8e4853ff35dd1e7945d2cfc72b74428c963d9303f868c1b54"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.2985",
    "kind": "arxiv",
    "version": 2
  }
}