Pith Number

pith:2OP4DX5K

pith:2018:2OP4DX5K5RR2XKLCWPJ6EY45J6

not attested not anchored not stored refs pending

Dynamical topological invariant for non-Hermitian Rice-Mele model

R. Wang, X. Z. Zhang, Z. Song

arxiv:1804.09975 v1 · 2018-04-26 · 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{2OP4DX5K5RR2XKLCWPJ6EY45J6}

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	2026-05-18T00:02:35.114698Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d39fc1dfaaec63aba962b3d3e2639d4faf41772d6606d2af89f958038cf26cb7

Aliases

arxiv: 1804.09975 · arxiv_version: 1804.09975v1 · doi: 10.48550/arxiv.1804.09975 · pith_short_12: 2OP4DX5K5RR2 · pith_short_16: 2OP4DX5K5RR2XKLC · pith_short_8: 2OP4DX5K

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/2OP4DX5K5RR2XKLCWPJ6EY45J6 \
  | 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: d39fc1dfaaec63aba962b3d3e2639d4faf41772d6606d2af89f958038cf26cb7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "89fdd32fc077f63ae2aea69d91e81c5e6b4ccc9b3856771fcbec016115be4039",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-04-26T10:21:15Z",
    "title_canon_sha256": "a2ef8856aa7d67c10f979ef1d80ae9fd81315fb05bb48514adf806d1a063b785"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.09975",
    "kind": "arxiv",
    "version": 1
  }
}