Pith Number

pith:77WALZZR

pith:2015:77WALZZRSPDRVVLBJ4QFF4YTFC

not attested not anchored not stored refs pending

State Flip at Exceptional Points in Atomic Spectra

G\"unter Wunner, Henri Menke, Holger Cartarius, J\"org Main, Marcel Klett

arxiv:1511.01382 v2 · 2015-11-04 · quant-ph · physics.atom-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{77WALZZRSPDRVVLBJ4QFF4YTFC}

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	2026-05-18T01:23:22.714755Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ffec05e73193c71ad5614f2052f313288ec2d4c5c847260b1a5dd78798e95897

Aliases

arxiv: 1511.01382 · arxiv_version: 1511.01382v2 · doi: 10.48550/arxiv.1511.01382 · pith_short_12: 77WALZZRSPDR · pith_short_16: 77WALZZRSPDRVVLB · pith_short_8: 77WALZZR

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/77WALZZRSPDRVVLBJ4QFF4YTFC \
  | 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: ffec05e73193c71ad5614f2052f313288ec2d4c5c847260b1a5dd78798e95897

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5412c400ede1fcedb5dd2db21e1709361d316b4d865acd9ff8e9b932bacb4c0d",
    "cross_cats_sorted": [
      "physics.atom-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-11-04T16:19:22Z",
    "title_canon_sha256": "2bb66fb587f8b1df50c436c75ee9d2a762e1724bab6d6aafb8b4c2b9e8633526"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.01382",
    "kind": "arxiv",
    "version": 2
  }
}