Pith Number

pith:TUC5T7VT

pith:2017:TUC5T7VTHX3DYICFVVWKMBNHYZ

not attested not anchored not stored refs pending

An explicit description of $SL(2,\mathbb{C})$ in terms of $SO^+(3,1)$ and vice versa

Frank Klinker

arxiv:1712.02168 v1 · 2017-12-06 · 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{TUC5T7VTHX3DYICFVVWKMBNHYZ}

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	2026-05-18T00:28:38.970262Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9d05d9feb33df63c2045ad6ca605a7c65fe3ab435a2e57238858c389c036191e

Aliases

arxiv: 1712.02168 · arxiv_version: 1712.02168v1 · doi: 10.48550/arxiv.1712.02168 · pith_short_12: TUC5T7VTHX3D · pith_short_16: TUC5T7VTHX3DYICF · pith_short_8: TUC5T7VT

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/TUC5T7VTHX3DYICFVVWKMBNHYZ \
  | 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: 9d05d9feb33df63c2045ad6ca605a7c65fe3ab435a2e57238858c389c036191e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cb39aa7a1ba43adf243be0da95889f88488ac46aedfde0cb3d0d04b8e27c88d3",
    "cross_cats_sorted": [
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2017-12-06T13:01:41Z",
    "title_canon_sha256": "b15e28d05ff139dddfabb21d9af18ac5041bae03a04f27c78f3c87f9ec3811c1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.02168",
    "kind": "arxiv",
    "version": 1
  }
}