Pith Number

pith:ZGQEQLU7

pith:2012:ZGQEQLU7MJ6TA7MYEJ2MPHGEEG

not attested not anchored not stored refs pending

Nonlinear PT-symmetric plaquettes

Boris A. Malomed, Kai Li, P. G. Kevrekidis, Uwe Guenther

arxiv:1204.5530 v2 · 2012-04-25 · quant-ph · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZGQEQLU7MJ6TA7MYEJ2MPHGEEG}

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	2026-05-18T03:42:33.865483Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c9a0482e9f627d307d982274c79cc4218ea55b4dad80ffc85a98505c62ad1418

Aliases

arxiv: 1204.5530 · arxiv_version: 1204.5530v2 · doi: 10.48550/arxiv.1204.5530 · pith_short_12: ZGQEQLU7MJ6T · pith_short_16: ZGQEQLU7MJ6TA7MY · pith_short_8: ZGQEQLU7

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/ZGQEQLU7MJ6TA7MYEJ2MPHGEEG \
  | 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: c9a0482e9f627d307d982274c79cc4218ea55b4dad80ffc85a98505c62ad1418

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "43b99bd616a91f3465746b2c19e9ca0cdc8ede2cb05f339c048c01356df074e4",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-04-25T01:37:00Z",
    "title_canon_sha256": "1aec60a55ea9974dec3c685678d2cb05a0d61e8ae163a3da0d87037ad3eaa267"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.5530",
    "kind": "arxiv",
    "version": 2
  }
}