Pith Number

pith:TQRVM6O2

pith:2013:TQRVM6O2RCNHXWMDO4NGLA4MOJ

not attested not anchored not stored refs pending

Quantum Spin Hall Effect as $\mathbb{Z}_2$ Global Gauge Anomaly

Shaolong Wan, Yunqin Zheng

arxiv:1311.1416 v2 · 2013-11-06 · cond-mat.str-el

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TQRVM6O2RCNHXWMDO4NGLA4MOJ}

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	2026-05-18T02:47:15.896885Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9c235679da889a7bd983771a65838c726a74c60e1d05a25d577bf9a13f190cb7

Aliases

arxiv: 1311.1416 · arxiv_version: 1311.1416v2 · doi: 10.48550/arxiv.1311.1416 · pith_short_12: TQRVM6O2RCNH · pith_short_16: TQRVM6O2RCNHXWMD · pith_short_8: TQRVM6O2

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/TQRVM6O2RCNHXWMDO4NGLA4MOJ \
  | 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: 9c235679da889a7bd983771a65838c726a74c60e1d05a25d577bf9a13f190cb7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3f3d1a88438ddbc38d7f75a8d55ec8dd9d017f8c9f9541ca3d8f59455b0bea0a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2013-11-06T15:12:06Z",
    "title_canon_sha256": "ff256dd79ecb48baa40b34f1f2c58c8c54561311ca8c44363d76ada211579bcf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.1416",
    "kind": "arxiv",
    "version": 2
  }
}