Pith Number

pith:ODXZHIYT

pith:2019:ODXZHIYTDHHOLFZ56LAL24Q55R

not attested not anchored not stored refs pending

Local formula for the $Z_2$ invariant of topological insulators

Roger S.K. Mong, Zhi Li

arxiv:1905.12649 v3 · 2019-05-29 · cond-mat.mes-hall · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ODXZHIYTDHHOLFZ56LAL24Q55R}

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.

Cited by

1 paper in Pith

Two-Dimensional Time-Reversal-Invariant Topological Insulators via Fredholm Theory

Receipt and verification

First computed	2026-07-05T00:17:27.059462Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

70ef93a31319cee5973df2c0bd721dec7afb421c18612c426fc74d9c7b30214d

Aliases

arxiv: 1905.12649 · arxiv_version: 1905.12649v3 · doi: 10.48550/arxiv.1905.12649 · pith_short_12: ODXZHIYTDHHO · pith_short_16: ODXZHIYTDHHOLFZ5 · pith_short_8: ODXZHIYT

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/ODXZHIYTDHHOLFZ56LAL24Q55R \
  | 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: 70ef93a31319cee5973df2c0bd721dec7afb421c18612c426fc74d9c7b30214d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "22cff27ab8ce0ab97c39ad90d3c15244674f54a5813afb68e97f2a736f42182d",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2019-05-29T18:01:03Z",
    "title_canon_sha256": "69ee07e362819fccce3c9b2717586986f4cb3e3ec5e98d62d983168ca240978b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.12649",
    "kind": "arxiv",
    "version": 3
  }
}