Pith Number

pith:X4PNPKBN

pith:2020:X4PNPKBNLJUUVCDTFDA3AYV5WC

not attested not anchored not stored refs pending

Classical higher-order topological insulators

Biye Xie, Hai-Xiao Wang, Jian-Hua Jiang, Minghui Lu, Peng Zhan, Xiujuan Zhang, Yanfeng Chen

arxiv:2010.05802 v2 · 2020-10-12 · 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{X4PNPKBNLJUUVCDTFDA3AYV5WC}

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	2026-07-05T02:49:51.403474Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bf1ed7a82d5a694a887328c1b062bdb09c2ee0dd2cfaa467d7c718b4b6e1d098

Aliases

arxiv: 2010.05802 · arxiv_version: 2010.05802v2 · doi: 10.48550/arxiv.2010.05802 · pith_short_12: X4PNPKBNLJUU · pith_short_16: X4PNPKBNLJUUVCDT · pith_short_8: X4PNPKBN

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/X4PNPKBNLJUUVCDTFDA3AYV5WC \
  | 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: bf1ed7a82d5a694a887328c1b062bdb09c2ee0dd2cfaa467d7c718b4b6e1d098

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a795e8e14aa698cb2927d7fea2411e0c0582d91628c4c0377abddd6b4d68b360",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2020-10-12T15:59:00Z",
    "title_canon_sha256": "5fca681219349dc81cd1d9373b9fc85885559f0b73e252e9f3f73d6de63df777"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2010.05802",
    "kind": "arxiv",
    "version": 2
  }
}