Pith Number

pith:YOZFSFYW

pith:2009:YOZFSFYWZ7AYGRVNBJEP63KUOY

not attested not anchored not stored refs pending

Non-Hermitian Hamiltonians with a Real Spectrum and Their Physical Applications

Ali Mostafazadeh

arxiv:0909.1654 v1 · 2009-09-09 · 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{YOZFSFYWZ7AYGRVNBJEP63KUOY}

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	2026-05-18T02:11:58.164796Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c3b2591716cfc18346ad0a48ff6d5476062360814dac3b47b1d9cbb330996acf

Aliases

arxiv: 0909.1654 · arxiv_version: 0909.1654v1 · doi: 10.48550/arxiv.0909.1654 · pith_short_12: YOZFSFYWZ7AY · pith_short_16: YOZFSFYWZ7AYGRVN · pith_short_8: YOZFSFYW

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/YOZFSFYWZ7AYGRVNBJEP63KUOY \
  | 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: c3b2591716cfc18346ad0a48ff6d5476062360814dac3b47b1d9cbb330996acf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "947a0ea6da6d56fa70e6a3ca77df439e0212e909dc23be8e1ccf891f7a40dfe8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2009-09-09T09:10:18Z",
    "title_canon_sha256": "037fecedb9ad058d08a39f56327bff9147a4c60a657cfcabb5f9f6c36ae26a1c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.1654",
    "kind": "arxiv",
    "version": 1
  }
}