Pith Number

pith:FP23OXBW

pith:2018:FP23OXBWZ2X3EWPMXFRK4YLX2J

not attested not anchored not stored refs pending

Ludvig Lorenz (1867) on Light and Electricity

Helge Kragh

arxiv:1803.06371 v1 · 2018-03-16 · physics.hist-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{FP23OXBWZ2X3EWPMXFRK4YLX2J}

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	2026-05-18T00:20:46.055499Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2bf5b75c36ceafb259ecb962ae6177d276fa5e3d2fb5002628b5fd9cc188b279

Aliases

arxiv: 1803.06371 · arxiv_version: 1803.06371v1 · doi: 10.48550/arxiv.1803.06371 · pith_short_12: FP23OXBWZ2X3 · pith_short_16: FP23OXBWZ2X3EWPM · pith_short_8: FP23OXBW

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/FP23OXBWZ2X3EWPMXFRK4YLX2J \
  | 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: 2bf5b75c36ceafb259ecb962ae6177d276fa5e3d2fb5002628b5fd9cc188b279

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "34baa280b842422797e58b6f7a673ba9071b1fbd40febadb8927e4bd5ace1d0a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.hist-ph",
    "submitted_at": "2018-03-16T19:02:40Z",
    "title_canon_sha256": "edf912d3c1f1fb789f6829fa924d7e1a4719af2b27d56e85408459f6a0c1a3fa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.06371",
    "kind": "arxiv",
    "version": 1
  }
}