Pith Number

pith:FBBD65GG

pith:2009:FBBD65GG3YMF24Y5AE5T3HLYKF

not attested not anchored not stored refs pending

Direct mapping of the spin-filtered surface bands of a three-dimensional quantum spin Hall insulator

Akinori Nishide, Akito Kakizaki, Alexey A. Taskin, Fumio Komori, Iwao Matsuda, Kan Nakatsuji, Taichi Okuda, Toru Hirahara, Yasuo Takeichi, Yoichi Ando

arxiv:0902.2251 v1 · 2009-02-13 · cond-mat.mtrl-sci · 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{FBBD65GG3YMF24Y5AE5T3HLYKF}

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	2026-05-18T02:14:48.027812Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

28423f74c6de185d731d013b3d9d785155b5dbe8a7aab98de358532373dfd722

Aliases

arxiv: 0902.2251 · arxiv_version: 0902.2251v1 · doi: 10.48550/arxiv.0902.2251 · pith_short_12: FBBD65GG3YMF · pith_short_16: FBBD65GG3YMF24Y5 · pith_short_8: FBBD65GG

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/FBBD65GG3YMF24Y5AE5T3HLYKF \
  | 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: 28423f74c6de185d731d013b3d9d785155b5dbe8a7aab98de358532373dfd722

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0ef7465389b89a841eb866f2e9f2c34311774f4ea02e907b0d7d2a3de1b515a7",
    "cross_cats_sorted": [
      "cond-mat.mes-hall"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2009-02-13T08:09:17Z",
    "title_canon_sha256": "db20422220988560585b70c993cc0f0d78e4baff1110efab1b7caa3841359ac2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0902.2251",
    "kind": "arxiv",
    "version": 1
  }
}