Pith Number

pith:3ZQHR7KC

pith:2013:3ZQHR7KCK3EVOCAZME3BVSQ6W6

not attested not anchored not stored refs pending

A Natural Topological Insulator

Christian R. Ast, Hadj M. Benia, Klaus Kern, Marko Burghard, Pascal Gehring, Robert Dinnebier, Ye Weng

arxiv:1311.6637 v1 · 2013-11-26 · 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{3ZQHR7KCK3EVOCAZME3BVSQ6W6}

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	2026-05-18T03:06:12.182767Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

de6078fd4256c957081961361aca1eb797f774dd18fe16b4cfbbeda9f8de347b

Aliases

arxiv: 1311.6637 · arxiv_version: 1311.6637v1 · doi: 10.48550/arxiv.1311.6637 · pith_short_12: 3ZQHR7KCK3EV · pith_short_16: 3ZQHR7KCK3EVOCAZ · pith_short_8: 3ZQHR7KC

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/3ZQHR7KCK3EVOCAZME3BVSQ6W6 \
  | 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: de6078fd4256c957081961361aca1eb797f774dd18fe16b4cfbbeda9f8de347b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "493b99b45fde5d87a07aca7a38e19b0672ac2c03db01224abf23768591ee44f2",
    "cross_cats_sorted": [
      "cond-mat.mes-hall"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2013-11-26T12:17:35Z",
    "title_canon_sha256": "e17426ba7d6ee1eff55463b3857fb95f57b1fa4eb90aa8f0086a0a6a53e7a994"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.6637",
    "kind": "arxiv",
    "version": 1
  }
}