Pith Number

pith:AN7S5QCY

pith:2013:AN7S5QCYV6B2CVIQKOD4NTRLQZ

not attested not anchored not stored refs pending

On the Relation between Perfect Tunneling and Band Gaps for SNG Metamaterial Structures

Arif Shahriar, Golam Dastegir Al-Quaderi, Jubayer Shawon, M. A. Matin, M.R.C. Mahdy

arxiv:1308.3260 v2 · 2013-08-14 · 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{AN7S5QCYV6B2CVIQKOD4NTRLQZ}

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	2026-05-18T03:12:21.869869Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

037f2ec058af83a155105387c6ce2b86436a9766137aa43e247f1a25da3c9f76

Aliases

arxiv: 1308.3260 · arxiv_version: 1308.3260v2 · doi: 10.48550/arxiv.1308.3260 · pith_short_12: AN7S5QCYV6B2 · pith_short_16: AN7S5QCYV6B2CVIQ · pith_short_8: AN7S5QCY

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/AN7S5QCYV6B2CVIQKOD4NTRLQZ \
  | 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: 037f2ec058af83a155105387c6ce2b86436a9766137aa43e247f1a25da3c9f76

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1d345243910cd49baeb0b17a1fd3609144e624edbe502c3b28aeadc27ea6b05c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2013-08-14T21:41:29Z",
    "title_canon_sha256": "d3430f9e5614b48811f54e65ff15f9c97d9c1bee15732f9c0a606292b12f5226"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.3260",
    "kind": "arxiv",
    "version": 2
  }
}