Pith Number

pith:Z7KQPXTB

pith:2014:Z7KQPXTB5QMSFBB7V3ZK6V63AG

not attested not anchored not stored refs pending

Light scattering by a vacuum-like sphere with magnetoelectric gyrotropy

A.D. Ulfat Jafri, Akhlesh Lakhtakia

arxiv:1406.2657 v1 · 2014-06-10 · 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{Z7KQPXTB5QMSFBB7V3ZK6V63AG}

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	2026-05-18T01:59:58.581994Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cfd507de61ec1922843faef2af57db01a984f18171b6bd8e5535bffe87d1f0fc

Aliases

arxiv: 1406.2657 · arxiv_version: 1406.2657v1 · doi: 10.48550/arxiv.1406.2657 · pith_short_12: Z7KQPXTB5QMS · pith_short_16: Z7KQPXTB5QMSFBB7 · pith_short_8: Z7KQPXTB

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/Z7KQPXTB5QMSFBB7V3ZK6V63AG \
  | 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: cfd507de61ec1922843faef2af57db01a984f18171b6bd8e5535bffe87d1f0fc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bb8794dcc2342bc0d57d9f276a11a15f243f1b2d30461c29fbac0817f0bf7847",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2014-06-10T18:37:44Z",
    "title_canon_sha256": "e7b3016bec637b18ea37895a7b595706e9d70d8e8d954e1f840cdddd702f29f4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.2657",
    "kind": "arxiv",
    "version": 1
  }
}