Pith Number

pith:VR2EL2FB

pith:2018:VR2EL2FBSTKCQDZJ7NEYY7T75P

not attested not anchored not stored refs pending

A new paradigm for the quantum spin Hall effect at high temperatures

Congjun Wu, Ewelina M. Hankiewicz, Felix Reis, Gang Li, Joerg Schaefer, Ralph Claessen, Ronny Thomale, Werner Hanke

arxiv:1807.09552 v1 · 2018-07-25 · cond-mat.str-el · 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{VR2EL2FBSTKCQDZJ7NEYY7T75P}

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	2026-05-18T00:01:28.987573Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ac7445e8a194d4280f29fb498c7e7febc9f59381af0634bf6f3b3e5779192976

Aliases

arxiv: 1807.09552 · arxiv_version: 1807.09552v1 · doi: 10.48550/arxiv.1807.09552 · pith_short_12: VR2EL2FBSTKC · pith_short_16: VR2EL2FBSTKCQDZJ · pith_short_8: VR2EL2FB

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/VR2EL2FBSTKCQDZJ7NEYY7T75P \
  | 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: ac7445e8a194d4280f29fb498c7e7febc9f59381af0634bf6f3b3e5779192976

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9ea8c1c5cb05483742e594cce84033e0a3e7a0540346d3c83ba3c50dbb5de496",
    "cross_cats_sorted": [
      "cond-mat.mes-hall"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2018-07-25T12:43:45Z",
    "title_canon_sha256": "19b8d46a58f6afd359616dac03ebe83cf88ba1fad845e8f4c91a3c7ddddccf40"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.09552",
    "kind": "arxiv",
    "version": 1
  }
}