Pith Number

pith:PO4RRE5F

pith:2018:PO4RRE5FFM5VO3QAUFSUI4DO5V

not attested not anchored not stored refs pending

Free group algebras in division rings with valuation I

Javier S\'anchez

arxiv:1806.10711 v1 · 2018-06-27 · 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{PO4RRE5FFM5VO3QAUFSUI4DO5V}

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	2026-05-18T00:12:08.203858Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7bb91893a52b3b576e00a16544706eed77311460bdf05fbe97adb0f9e4424b2c

Aliases

arxiv: 1806.10711 · arxiv_version: 1806.10711v1 · doi: 10.48550/arxiv.1806.10711 · pith_short_12: PO4RRE5FFM5V · pith_short_16: PO4RRE5FFM5VO3QA · pith_short_8: PO4RRE5F

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/PO4RRE5FFM5VO3QAUFSUI4DO5V \
  | 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: 7bb91893a52b3b576e00a16544706eed77311460bdf05fbe97adb0f9e4424b2c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e92822b8a3c0251fd8480c17c1532d2d0ba027db551c1db11ee373c64e407d9f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2018-06-27T23:16:38Z",
    "title_canon_sha256": "fe2446c066d3fcffe86d1d70f24920f615a53680ea12d90321a19d1edd7b7e80"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.10711",
    "kind": "arxiv",
    "version": 1
  }
}