Pith Number

pith:N4XSCULA

pith:2013:N4XSCULA5MFVM7LARLFJTXUOI6

not attested not anchored not stored refs pending

Photonic band gap of a graphene-embedded quarter-wave stack

Costas M. Soukoulis, Hong Chen, Hongqiang Li, Yuancheng Fan, Zeyong Wei

arxiv:1311.7037 v1 · 2013-11-27 · physics.optics · cond-mat.mes-hall · cond-mat.mtrl-sci

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{N4XSCULA5MFVM7LARLFJTXUOI6}

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	2026-05-18T02:46:14.866394Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6f2f215160eb0b567d608aca99de8e47965dc982355524d1c8dfc0f656142006

Aliases

arxiv: 1311.7037 · arxiv_version: 1311.7037v1 · doi: 10.48550/arxiv.1311.7037 · pith_short_12: N4XSCULA5MFV · pith_short_16: N4XSCULA5MFVM7LA · pith_short_8: N4XSCULA

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/N4XSCULA5MFVM7LARLFJTXUOI6 \
  | 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: 6f2f215160eb0b567d608aca99de8e47965dc982355524d1c8dfc0f656142006

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "60fa7f6d293a882820181d0e8288f03c88b2205e3d3e868b9eaa6db0945bd234",
    "cross_cats_sorted": [
      "cond-mat.mes-hall",
      "cond-mat.mtrl-sci"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2013-11-27T16:55:09Z",
    "title_canon_sha256": "308ed1d0216f10ec394bba35ad014b26fe0f9a6522d76a14d7102d48a1df210a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.7037",
    "kind": "arxiv",
    "version": 1
  }
}