Pith Number

pith:D5E5D5RG

pith:2008:D5E5D5RGMW65AL6NWEF4B736UW

not attested not anchored not stored refs pending

Ludwig Valentin Lorenz is the discoverer of the "Lorenz gauge"!

Bozhidar Z. Iliev (Institute for Nuclear Research, Bulgaria), Bulgarian Academy of Sciences, Nuclear Energy, Sofia

arxiv:0803.0047 v1 · 2008-03-01 · physics.hist-ph · hep-th · math-ph · math.MP · physics.class-ph · physics.gen-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{D5E5D5RGMW65AL6NWEF4B736UW}

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	2026-05-18T01:05:13.753757Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1f49d1f62665bdd02fcdb10bc0ff7ea58ff5ad1b8fcb25e9beabcdc76c2f880d

Aliases

arxiv: 0803.0047 · arxiv_version: 0803.0047v1 · doi: 10.48550/arxiv.0803.0047 · pith_short_12: D5E5D5RGMW65 · pith_short_16: D5E5D5RGMW65AL6N · pith_short_8: D5E5D5RG

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/D5E5D5RGMW65AL6NWEF4B736UW \
  | 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: 1f49d1f62665bdd02fcdb10bc0ff7ea58ff5ad1b8fcb25e9beabcdc76c2f880d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f37edd86a1a3facd5e96bc2540cb51470f3ceb8056e9d7b889caa6f08eb032be",
    "cross_cats_sorted": [
      "hep-th",
      "math-ph",
      "math.MP",
      "physics.class-ph",
      "physics.gen-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.hist-ph",
    "submitted_at": "2008-03-01T06:29:35Z",
    "title_canon_sha256": "a8f99d1665ff195a8019689c435f50140ff409a8e1c7628361967dfd970d793b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0803.0047",
    "kind": "arxiv",
    "version": 1
  }
}