Pith Number

pith:7DM65BB7

pith:2025:7DM65BB76QU6HRKZS2G3VGC245

not attested not anchored not stored refs pending

Geometric origin of self-intersection points in non-Hermitian energy spectra

Chenyang Wang, Jinghui Pi, Yangqian Yan, Yong-Chun Liu

arxiv:2502.04755 v2 · 2025-02-07 · quant-ph · cond-mat.quant-gas · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7DM65BB76QU6HRKZS2G3VGC245}

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	2026-07-05T10:47:00.294684Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f8d9ee843ff429e3c559968dba985ae775ba498441a024e6e29b5a4b7ec39cdb

Aliases

arxiv: 2502.04755 · arxiv_version: 2502.04755v2 · doi: 10.48550/arxiv.2502.04755 · pith_short_12: 7DM65BB76QU6 · pith_short_16: 7DM65BB76QU6HRKZ · pith_short_8: 7DM65BB7

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/7DM65BB76QU6HRKZS2G3VGC245 \
  | 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: f8d9ee843ff429e3c559968dba985ae775ba498441a024e6e29b5a4b7ec39cdb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2802ff8724e18e9992184d17a3b3ebfed02be75ceaf53b965d38729c934ba7c3",
    "cross_cats_sorted": [
      "cond-mat.quant-gas",
      "physics.optics"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2025-02-07T08:42:34Z",
    "title_canon_sha256": "2d247f98f3baae5438247d9d34b128015c2a9d08af8849b325a40bb896a647f2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.04755",
    "kind": "arxiv",
    "version": 2
  }
}