Pith Number

pith:I52PWPJR

pith:2019:I52PWPJRRXEEKLU35QQ7HCACL3

not attested not anchored not stored refs pending

Non-Hermitian Topological Invariants in Real Space

Fei Song, Shunyu Yao, Zhong Wang

arxiv:1905.02211 v2 · 2019-05-06 · cond-mat.mes-hall · cond-mat.quant-gas · cond-mat.str-el · 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{I52PWPJRRXEEKLU35QQ7HCACL3}

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

Perspective on topological states of non-Hermitian lattices

Receipt and verification

First computed	2026-07-05T00:24:54.914128Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4774fb3d318dc8452e9bec21f388025ec2546d333718698f770062af4473364b

Aliases

arxiv: 1905.02211 · arxiv_version: 1905.02211v2 · doi: 10.48550/arxiv.1905.02211 · pith_short_12: I52PWPJRRXEE · pith_short_16: I52PWPJRRXEEKLU3 · pith_short_8: I52PWPJR

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/I52PWPJRRXEEKLU35QQ7HCACL3 \
  | 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: 4774fb3d318dc8452e9bec21f388025ec2546d333718698f770062af4473364b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9c21771710e22432be371efa12adb501d16cc1bfb7b8bfdc6ca54591fab5d214",
    "cross_cats_sorted": [
      "cond-mat.quant-gas",
      "cond-mat.str-el",
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2019-05-06T18:00:04Z",
    "title_canon_sha256": "d5482a5207f206af600a6dfffe12e04f352ac268e9d893753dbd4a904397aca6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.02211",
    "kind": "arxiv",
    "version": 2
  }
}