Pith Number

pith:57JN4FZM

pith:2018:57JN4FZM7OOY6C35NKNZEGYFMB

not attested not anchored not stored refs pending

Scattering by a three-dimensional object composed of the simplest Lorentz-nonreciprocal medium

Akhlesh Lakhtakia, Craig F. Bohren, Hamad M. Alkhoori, James K. Breakall

arxiv:1811.04637 v1 · 2018-11-12 · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{57JN4FZM7OOY6C35NKNZEGYFMB}

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	2026-05-17T23:56:05.060176Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

efd2de172cfb9d8f0b7d6a9b921b056068b20c2f1f2f2bd2b1edf8b292392611

Aliases

arxiv: 1811.04637 · arxiv_version: 1811.04637v1 · doi: 10.48550/arxiv.1811.04637 · pith_short_12: 57JN4FZM7OOY · pith_short_16: 57JN4FZM7OOY6C35 · pith_short_8: 57JN4FZM

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/57JN4FZM7OOY6C35NKNZEGYFMB \
  | 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: efd2de172cfb9d8f0b7d6a9b921b056068b20c2f1f2f2bd2b1edf8b292392611

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c55d32e77763456cca7a01f94de564d6872d14f1d27ead59c26d8d8e952e723a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2018-11-12T10:20:31Z",
    "title_canon_sha256": "a85973f89f9bd32590c2eb0424a5a0d94f643daa7c9c9ea19ae12e508a151f8a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.04637",
    "kind": "arxiv",
    "version": 1
  }
}