Pith Number

pith:AFXKLWKS

pith:2013:AFXKLWKS7RP43KNY4RUJ7SYH2G

not attested not anchored not stored refs pending

Radiation from a semi-infinite unflanged planar dielectric waveguide

B. U. Felderhof

arxiv:1309.3927 v2 · 2013-09-16 · 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{AFXKLWKS7RP43KNY4RUJ7SYH2G}

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	2026-05-18T03:12:45.939854Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

016ea5d952fc5fcda9b8e4689fcb07d1a79b9671c722fe1d102d5ede6eea9fe7

Aliases

arxiv: 1309.3927 · arxiv_version: 1309.3927v2 · doi: 10.48550/arxiv.1309.3927 · pith_short_12: AFXKLWKS7RP4 · pith_short_16: AFXKLWKS7RP43KNY · pith_short_8: AFXKLWKS

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/AFXKLWKS7RP43KNY4RUJ7SYH2G \
  | 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: 016ea5d952fc5fcda9b8e4689fcb07d1a79b9671c722fe1d102d5ede6eea9fe7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "58aa3bda5ad00c9d48d7ba0306f13eb2a7a6cb56efb0947662d7d7f711aaeff3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2013-09-16T12:25:31Z",
    "title_canon_sha256": "85c04574b7fbff3f36aa4e26e1734d898abfd66edd75cc92b30d4dfebce627c8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.3927",
    "kind": "arxiv",
    "version": 2
  }
}