Pith Number

pith:U6HOWMEZ

pith:2014:U6HOWMEZPO65P7FWVENXX2AW3K

not attested not anchored not stored refs pending

The Quaternion Group as a Symmetry Group

Henry Segerman, Vi Hart

arxiv:1404.6596 v1 · 2014-04-26 · math.HO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{U6HOWMEZPO65P7FWVENXX2AW3K}

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	2026-05-18T02:53:06.628684Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a78eeb30997bbdd7fcb6a91b7be816daac600f50ef3864f6a4ede57de4972fa1

Aliases

arxiv: 1404.6596 · arxiv_version: 1404.6596v1 · doi: 10.48550/arxiv.1404.6596 · pith_short_12: U6HOWMEZPO65 · pith_short_16: U6HOWMEZPO65P7FW · pith_short_8: U6HOWMEZ

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/U6HOWMEZPO65P7FWVENXX2AW3K \
  | 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: a78eeb30997bbdd7fcb6a91b7be816daac600f50ef3864f6a4ede57de4972fa1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "022a7445428a974fea206fff2c0e34bfe965346cf2a646f05eba646d889b846d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.HO",
    "submitted_at": "2014-04-26T03:16:55Z",
    "title_canon_sha256": "9ecc02be38be559a465d4d83b250ba98e9c8d5d18ece81ae35cbbb947963545d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.6596",
    "kind": "arxiv",
    "version": 1
  }
}