Pith Number

pith:5BT2HWWJ

pith:2012:5BT2HWWJE3OIPATJDXYCJBMEQ5

not attested not anchored not stored refs pending

On some discrete subgroups of the Lorentz group

Alexander Tarakanov

arxiv:1301.1636 v1 · 2012-12-20 · physics.gen-ph · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5BT2HWWJE3OIPATJDXYCJBMEQ5}

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	2026-05-18T03:36:57.005893Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e867a3dac926dc8782691df02485848777e28b2dc3c60046cbcb874b1d8a734e

Aliases

arxiv: 1301.1636 · arxiv_version: 1301.1636v1 · doi: 10.48550/arxiv.1301.1636 · pith_short_12: 5BT2HWWJE3OI · pith_short_16: 5BT2HWWJE3OIPATJ · pith_short_8: 5BT2HWWJ

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/5BT2HWWJE3OIPATJDXYCJBMEQ5 \
  | 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: e867a3dac926dc8782691df02485848777e28b2dc3c60046cbcb874b1d8a734e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6c1f0d93b67406a99cd04254b1ea5a99f7ced78b5fdbe7e101cbe0bca1c91429",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.gen-ph",
    "submitted_at": "2012-12-20T13:24:36Z",
    "title_canon_sha256": "f6a06cc880f4b16fa5fa7db4f578dc1b8ca48c6e66db749e4e91936f499841d6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.1636",
    "kind": "arxiv",
    "version": 1
  }
}