Pith Number

pith:DXQU4VCS

pith:2011:DXQU4VCSEG6RUGOTC5GBAMMVUY

not attested not anchored not stored refs pending

Tuning the Nonlinear Response of Coupled Split-Ring Resonators

David A. Powell, Ilya V. Shadrivov, Kirsty E. Hannam, Yuri S. Kivshar

arxiv:1109.3518 v3 · 2011-09-16 · 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{DXQU4VCSEG6RUGOTC5GBAMMVUY}

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	2026-05-18T03:39:03.724375Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1de14e545221bd1a19d3174c103195a63991179083b0edb171d522087859669a

Aliases

arxiv: 1109.3518 · arxiv_version: 1109.3518v3 · doi: 10.48550/arxiv.1109.3518 · pith_short_12: DXQU4VCSEG6R · pith_short_16: DXQU4VCSEG6RUGOT · pith_short_8: DXQU4VCS

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/DXQU4VCSEG6RUGOTC5GBAMMVUY \
  | 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: 1de14e545221bd1a19d3174c103195a63991179083b0edb171d522087859669a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f393d37865870029c8ab5ade18607082028ac97e4b5f984d7f69cee85c5d086a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2011-09-16T02:18:45Z",
    "title_canon_sha256": "249f285a5cb0cc9660e76ae67a149fa39f694ed3b665483c76bdcaf8906bafc7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.3518",
    "kind": "arxiv",
    "version": 3
  }
}