Pith Number

pith:RJ2NLOON

pith:2020:RJ2NLOONNDDCL2EVG5EBXLEVGX

not attested not anchored not stored refs pending

Kane-Mele with a twist: Quasicrystalline higher-order topological insulators with fractional mass kinks

Nigel R. Cooper, Stephen Spurrier

arxiv:2001.05511 v2 · 2020-01-15 · cond-mat.mes-hall · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RJ2NLOONNDDCL2EVG5EBXLEVGX}

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	2026-07-05T01:19:37.734031Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8a74d5b9cd68c625e89537481bac9535fdecf0a6c67f8115e3ad35cd657333f1

Aliases

arxiv: 2001.05511 · arxiv_version: 2001.05511v2 · doi: 10.48550/arxiv.2001.05511 · pith_short_12: RJ2NLOONNDDC · pith_short_16: RJ2NLOONNDDCL2EV · pith_short_8: RJ2NLOON

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/RJ2NLOONNDDCL2EVG5EBXLEVGX \
  | 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: 8a74d5b9cd68c625e89537481bac9535fdecf0a6c67f8115e3ad35cd657333f1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e60ef8167afd74da7cfecfccc138dcc1f36d8eb4e4a1265cf72738c8b1beda1b",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2020-01-15T19:00:12Z",
    "title_canon_sha256": "79bd79b5913fda986164870f7b423bdb09339bb2f276803e612f1118209b1377"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2001.05511",
    "kind": "arxiv",
    "version": 2
  }
}