Pith Number

pith:NZTC7EPJ

pith:2019:NZTC7EPJWCHDOLA6P5M4YEPKVG

not attested not anchored not stored refs pending

Topology with broken parity-time symmetry

Barry C. Sanders, Kunkun Wang, Lei Xiao, Peng Xue, Wei Yi, Xingze Qiu

arxiv:1906.07468 v1 · 2019-06-18 · quant-ph · cond-mat.other · cond-mat.stat-mech

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NZTC7EPJWCHDOLA6P5M4YEPKVG}

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	2026-05-17T23:43:07.823712Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6e662f91e9b08e372c1e7f59cc11eaa9aa71cd50762e0bfabfb06da6d2aa9d80

Aliases

arxiv: 1906.07468 · arxiv_version: 1906.07468v1 · doi: 10.48550/arxiv.1906.07468 · pith_short_12: NZTC7EPJWCHD · pith_short_16: NZTC7EPJWCHDOLA6 · pith_short_8: NZTC7EPJ

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/NZTC7EPJWCHDOLA6P5M4YEPKVG \
  | 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: 6e662f91e9b08e372c1e7f59cc11eaa9aa71cd50762e0bfabfb06da6d2aa9d80

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "726314d6bc2e86a9c137794a6fd3354d2f61fa785b3f0c180de00b3f96eb9851",
    "cross_cats_sorted": [
      "cond-mat.other",
      "cond-mat.stat-mech"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-06-18T09:50:20Z",
    "title_canon_sha256": "37e0d6b30d85798371e9ad98f15c1bacbfcaeb57cc920a577b90506fd84c53f8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.07468",
    "kind": "arxiv",
    "version": 1
  }
}