Pith Number

pith:SMPLRPJQ

pith:2021:SMPLRPJQL7BLFTLIMRBDABVP3C

not attested not anchored not stored refs pending

Quantum spin Hall effect from multi-scale band inversion in twisted bilayer Bi$_2$(Te$_{1-x}$Se$_x$)$_3$

Ikuma Tateishi, Motoaki Hirayama

arxiv:2112.13770 v2 · 2021-12-27 · cond-mat.mes-hall · cond-mat.mtrl-sci

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SMPLRPJQL7BLFTLIMRBDABVP3C}

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	2026-07-05T04:05:37.096366Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

931eb8bd305fc2b2cd6864423006afd8add962f109dbb051ba8ef93c25770cb6

Aliases

arxiv: 2112.13770 · arxiv_version: 2112.13770v2 · doi: 10.48550/arxiv.2112.13770 · pith_short_12: SMPLRPJQL7BL · pith_short_16: SMPLRPJQL7BLFTLI · pith_short_8: SMPLRPJQ

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/SMPLRPJQL7BLFTLIMRBDABVP3C \
  | 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: 931eb8bd305fc2b2cd6864423006afd8add962f109dbb051ba8ef93c25770cb6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "97d8ec04104a8a52be6f9b22c8378aa40601517e61c92e284f793b0dbc8cd3e3",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2021-12-27T16:31:39Z",
    "title_canon_sha256": "14d9f67dadb4f1e4971c27c191e8db8820c9acbd31aacac663fa27d7be1f0d8d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.13770",
    "kind": "arxiv",
    "version": 2
  }
}