Pith Number

pith:CPFWHR3F

pith:2018:CPFWHR3F4LEOOA53YMCW5JI4VL

not attested not anchored not stored refs pending

The Riemannian geometry is not sufficient for the geometrization of the Maxwell's equations

A. V. Korolkova, D. S. Kulyabov, T. R. Velieva

arxiv:1805.10125 v1 · 2018-05-22 · 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{CPFWHR3F4LEOOA53YMCW5JI4VL}

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	2026-05-18T00:14:58.209343Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

13cb63c765e2c8e703bbc3056ea51caaf0b2ad96e07dc308a415cbc4b13b9c73

Aliases

arxiv: 1805.10125 · arxiv_version: 1805.10125v1 · doi: 10.48550/arxiv.1805.10125 · pith_short_12: CPFWHR3F4LEO · pith_short_16: CPFWHR3F4LEOOA53 · pith_short_8: CPFWHR3F

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/CPFWHR3F4LEOOA53YMCW5JI4VL \
  | 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: 13cb63c765e2c8e703bbc3056ea51caaf0b2ad96e07dc308a415cbc4b13b9c73

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5ca691216ef0d6c3f0f845d1ca53c26dcef56a40670e953713966acdfc54025c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.gen-ph",
    "submitted_at": "2018-05-22T08:27:09Z",
    "title_canon_sha256": "be94b4a02c9140cb96207d6bea3554567842eafbcb50a42da26d69a4d903569d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.10125",
    "kind": "arxiv",
    "version": 1
  }
}