Pith Number

pith:CKHIK537

pith:2022:CKHIK537FC6HBKQQ2477WV2QAX

not attested not anchored not stored refs pending

Observation of Non-Hermitian Skin Effect and Topology in Ultracold Atoms

Bo Yan, Bryce Gadway, Dizhou Xie, Hang Li, Haowei Li, Qian Liang, Wei Yi, Zhaoli Dong

arxiv:2201.09478 v2 · 2022-01-24 · cond-mat.quant-gas · cond-mat.mes-hall · physics.atom-ph · 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{CKHIK537FC6HBKQQ2477WV2QAX}

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.

Cited by

1 paper in Pith

Atiyah--Singer Index Theorem for Non-Hermitian Dirac Operators

Receipt and verification

First computed	2026-07-05T04:48:10.114333Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

128e85777f28bc70aa10d73ffb575005c75df4326ecb929725d20f5d391c9253

Aliases

arxiv: 2201.09478 · arxiv_version: 2201.09478v2 · doi: 10.48550/arxiv.2201.09478 · pith_short_12: CKHIK537FC6H · pith_short_16: CKHIK537FC6HBKQQ · pith_short_8: CKHIK537

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/CKHIK537FC6HBKQQ2477WV2QAX \
  | 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: 128e85777f28bc70aa10d73ffb575005c75df4326ecb929725d20f5d391c9253

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "86ef9546b3a4089d439bf29e4e894bf1ce1df7da16f40e609d044a5d35ab1d09",
    "cross_cats_sorted": [
      "cond-mat.mes-hall",
      "physics.atom-ph",
      "quant-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cond-mat.quant-gas",
    "submitted_at": "2022-01-24T06:28:02Z",
    "title_canon_sha256": "18938127ff0d36de1d91879802be90f8615931808ed60687cbbf23e054cc84ad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2201.09478",
    "kind": "arxiv",
    "version": 2
  }
}