Pith Number

pith:IWOLUGMY

pith:2026:IWOLUGMYNKHLFZ7H2KJNFVJY3T

not attested not anchored not stored refs pending

Tune-out wavelength for the thulium atom near 576 nm

Alexander Raskatov, Alexey Akimov, Anna Zykova, Arjuna Rudnev, Ayrat Ibrahimov, Daniil Pershin, Davlet Kumpilov, German Subbotin, Ivan Cojocaru, Ivan Pyrkh, Kirill Dyadkin, Pavel Aksentsev, Sergey Kuzmin, Vladimir Khlebnikov, Vladislav Tsyganok

arxiv:2602.20726 v1 · 2026-02-24 · 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{IWOLUGMYNKHLFZ7H2KJNFVJY3T}

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	2026-05-27T02:05:12.493454Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

459cba19986a8eb2e7e7d292d2d538dcf1c72a926e9e12c8240de5eb200a9a84

Aliases

arxiv: 2602.20726 · arxiv_version: 2602.20726v1 · doi: 10.48550/arxiv.2602.20726 · pith_short_12: IWOLUGMYNKHL · pith_short_16: IWOLUGMYNKHLFZ7H · pith_short_8: IWOLUGMY

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/IWOLUGMYNKHLFZ7H2KJNFVJY3T \
  | 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: 459cba19986a8eb2e7e7d292d2d538dcf1c72a926e9e12c8240de5eb200a9a84

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7bd3a905d6af6a58bda2e29cbc0cedad895c917d236cacb3311a0457defee1c3",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2026-02-24T09:44:20Z",
    "title_canon_sha256": "49fbb7de867adc4af04faf3f173d54e449e96cd03a0aade3c21db7899308d9d0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2602.20726",
    "kind": "arxiv",
    "version": 1
  }
}