Pith Number

pith:QZBOEIB7

pith:2012:QZBOEIB7MVJUHFMZOCJAPK4HB5

not attested not anchored not stored refs pending

Fundamental limitations to gain enhancement in periodic media and waveguides

Antti-Pekka Jauho, Fengwen Wang, Jesper M{\o}rk, Johan Raunkj{\ae}r Ott, Jure Grgi\'c, N. Asger Mortensen, Ole Sigmund

arxiv:1202.4911 v2 · 2012-02-22 · physics.optics · cond-mat.mes-hall

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QZBOEIB7MVJUHFMZOCJAPK4HB5}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T03:56:21.956575Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8642e2203f6553439599709207ab870f61103cb2a7b1b96e45cd22930c9a5bdc

Aliases

arxiv: 1202.4911 · arxiv_version: 1202.4911v2 · doi: 10.48550/arxiv.1202.4911 · pith_short_12: QZBOEIB7MVJU · pith_short_16: QZBOEIB7MVJUHFMZ · pith_short_8: QZBOEIB7

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/QZBOEIB7MVJUHFMZOCJAPK4HB5 \
  | 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: 8642e2203f6553439599709207ab870f61103cb2a7b1b96e45cd22930c9a5bdc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "63ce87f460bd3d5adfa080734113c3044a0d9801bd872d845c75dc50c5e95bd3",
    "cross_cats_sorted": [
      "cond-mat.mes-hall"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2012-02-22T14:05:16Z",
    "title_canon_sha256": "c7645e0aa17cd9737978cbb18b5fc76100af43403716ce66e80490dfd5faa2fd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.4911",
    "kind": "arxiv",
    "version": 2
  }
}