Pith Number

pith:5KGB2Q4M

pith:2014:5KGB2Q4MIZCVLF4PLL5HEFSS4P

not attested not anchored not stored refs pending

Optical Analogue of Quantum Spin Hall Effect in a Two-Dimensional Gyrotropic Photonic Crystal

Cheng He, Ming-Hui Lu, Xiao-Chen Sun, Xiao-Ping Liu, Yan-Feng Chen, Yulin Chen, Zi-Wen Liu

arxiv:1401.5603 v1 · 2014-01-22 · physics.optics · cond-mat.mes-hall

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5KGB2Q4MIZCVLF4PLL5HEFSS4P}

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	2026-05-18T03:01:25.799360Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ea8c1d438c464555978f5afa721652e3d4d1a734019b6ae76b40dd8ad599ce8a

Aliases

arxiv: 1401.5603 · arxiv_version: 1401.5603v1 · doi: 10.48550/arxiv.1401.5603 · pith_short_12: 5KGB2Q4MIZCV · pith_short_16: 5KGB2Q4MIZCVLF4P · pith_short_8: 5KGB2Q4M

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/5KGB2Q4MIZCVLF4PLL5HEFSS4P \
  | 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: ea8c1d438c464555978f5afa721652e3d4d1a734019b6ae76b40dd8ad599ce8a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "89e671917d078b3a5aa93859bca0a04eec8c37f8dbd9e812b19dda6d100d8956",
    "cross_cats_sorted": [
      "cond-mat.mes-hall"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2014-01-22T09:56:44Z",
    "title_canon_sha256": "6a3d51e310fa33f1d1faae5fc37ef34af775a8702d814aa7563f1b19dcad5eaf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.5603",
    "kind": "arxiv",
    "version": 1
  }
}