Pith Number

pith:Q6BCTGAC

pith:2024:Q6BCTGACNGHR3ULWJHJLLUZLOZ

not attested not anchored not stored refs pending

Identifying non-Hermitian critical points with quantum metric

Dan-Wei Zhang, Hai-Tao Ding, Jing Li, Jun-Feng Ren

arxiv:2404.15628 v4 · 2024-04-24 · 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{Q6BCTGACNGHR3ULWJHJLLUZLOZ}

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	2026-07-05T09:31:45.439843Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8782299802698f1dd17649d2b5d32b767ab91236de7d7b3735ebdbe2f1837b72

Aliases

arxiv: 2404.15628 · arxiv_version: 2404.15628v4 · doi: 10.48550/arxiv.2404.15628 · pith_short_12: Q6BCTGACNGHR · pith_short_16: Q6BCTGACNGHR3ULW · pith_short_8: Q6BCTGAC

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/Q6BCTGACNGHR3ULWJHJLLUZLOZ \
  | 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: 8782299802698f1dd17649d2b5d32b767ab91236de7d7b3735ebdbe2f1837b72

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9be481934df65563ba40e24cba3e33a8ae68ed6214e9d6d40a78a96c0e9e7e09",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2024-04-24T03:36:10Z",
    "title_canon_sha256": "9de01e7dc6c056afa4b06205aa4fab4e33f60afa8ef6c054eb4350502f9933f7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2404.15628",
    "kind": "arxiv",
    "version": 4
  }
}