Pith Number

pith:NTVV2KMW

pith:2012:NTVV2KMWFN5WMR322G7QXBFGAH

not attested not anchored not stored refs pending

A topological look at the quantum spin Hall state

D. Y. Xing, Huichao Li, L. Sheng

arxiv:1201.1690 v1 · 2012-01-09 · 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{NTVV2KMWFN5WMR322G7QXBFGAH}

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	2026-05-18T03:51:38.016121Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6ceb5d29962b7b66477ad1bf0b84a601c084410ed5abb0c70847d69150ede270

Aliases

arxiv: 1201.1690 · arxiv_version: 1201.1690v1 · doi: 10.48550/arxiv.1201.1690 · pith_short_12: NTVV2KMWFN5W · pith_short_16: NTVV2KMWFN5WMR32 · pith_short_8: NTVV2KMW

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/NTVV2KMWFN5WMR322G7QXBFGAH \
  | 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: 6ceb5d29962b7b66477ad1bf0b84a601c084410ed5abb0c70847d69150ede270

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ec7b4de94fa423a06b6e136581b8e7f8cb81d3be0695f149431a6ece9ede2247",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2012-01-09T05:33:41Z",
    "title_canon_sha256": "04fc657d1a29e6b4d0b307b21eb1a6e8af5d33383002151bac5df2f963de0d31"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.1690",
    "kind": "arxiv",
    "version": 1
  }
}