Pith Number

pith:YZQ4RLV6

pith:2013:YZQ4RLV6V7SNWK7TXGQGOCP5JR

not attested not anchored not stored refs pending

The q-Division Ring and its Fixed Rings

Si\^an Fryer

arxiv:1310.5071 v2 · 2013-10-18 · 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{YZQ4RLV6V7SNWK7TXGQGOCP5JR}

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	2026-05-18T02:52:34.382160Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c661c8aebeafe4db2bf3b9a06709fd4c738d7b6da44d429250d958a679ae5a4b

Aliases

arxiv: 1310.5071 · arxiv_version: 1310.5071v2 · doi: 10.48550/arxiv.1310.5071 · pith_short_12: YZQ4RLV6V7SN · pith_short_16: YZQ4RLV6V7SNWK7T · pith_short_8: YZQ4RLV6

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/YZQ4RLV6V7SNWK7TXGQGOCP5JR \
  | 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: c661c8aebeafe4db2bf3b9a06709fd4c738d7b6da44d429250d958a679ae5a4b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b2a89b94393b1c8a00d84fcc834603f141524fffe8a9c1693290347031e445f6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2013-10-18T16:03:02Z",
    "title_canon_sha256": "f1c421b05d8c4b01245f23f959a5f908e1086f6f9654face1253f82e430f5d3d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.5071",
    "kind": "arxiv",
    "version": 2
  }
}