Pith Number

pith:PN7NA2D2

pith:2018:PN7NA2D2TM7OHONHO2CYQK5VZQ

not attested not anchored not stored refs pending

Quantum Spin Hall Effect and Spin Bott Index in a Quasicrystal Lattice

Feng Liu, Huaqing Huang

arxiv:1810.00070 v1 · 2018-09-28 · 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{PN7NA2D2TM7OHONHO2CYQK5VZQ}

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	2026-05-18T00:04:28.916480Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7b7ed0687a9b3ee3b9a77685882bb5cc2cd7a872807dd73cf3ae65dcc252f13e

Aliases

arxiv: 1810.00070 · arxiv_version: 1810.00070v1 · doi: 10.48550/arxiv.1810.00070 · pith_short_12: PN7NA2D2TM7O · pith_short_16: PN7NA2D2TM7OHONH · pith_short_8: PN7NA2D2

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/PN7NA2D2TM7OHONHO2CYQK5VZQ \
  | 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: 7b7ed0687a9b3ee3b9a77685882bb5cc2cd7a872807dd73cf3ae65dcc252f13e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3ddb5e792f295d86ffbf5a841b8e2c1e0426232b1a485dd4edb3d2f2b13cc635",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2018-09-28T20:15:26Z",
    "title_canon_sha256": "ff0d13717e9ac8c16e93927f3a39687ec78e40d3ba81318e945bb729f91c3f1c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.00070",
    "kind": "arxiv",
    "version": 1
  }
}