Pith Number

pith:BQDAJT5V

pith:2026:BQDAJT5VXSOO54U4W66FTHFMDV

not attested not anchored not stored refs pending

Non-Hermitian Rayleigh-Schr\"{o}dinger-like Perturbation Theory at Exceptional Point

Chia-Yi Ju, Wei-Ming Chen

arxiv:2606.31279 v1 · 2026-06-30 · 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{BQDAJT5VXSOO54U4W66FTHFMDV}

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	2026-07-01T01:17:57.885722Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0c0604cfb5bc9ceef29cb7bc599cac1d53aa24c150f99f3450e9a6d4fd463cf0

Aliases

arxiv: 2606.31279 · arxiv_version: 2606.31279v1 · doi: 10.48550/arxiv.2606.31279 · pith_short_12: BQDAJT5VXSOO · pith_short_16: BQDAJT5VXSOO54U4 · pith_short_8: BQDAJT5V

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/BQDAJT5VXSOO54U4W66FTHFMDV \
  | 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: 0c0604cfb5bc9ceef29cb7bc599cac1d53aa24c150f99f3450e9a6d4fd463cf0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d8acc78cbdd94ca2859574da7a7cd026e12d30d4800ce2596f5275407d2dda8d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-06-30T07:53:22Z",
    "title_canon_sha256": "9b7c6f29e4ead06f82d6023139ca45ed429df831a601f5e2b14a091d126661ce"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.31279",
    "kind": "arxiv",
    "version": 1
  }
}