Pith Number

pith:B4DLUDU3

pith:2025:B4DLUDU3R7AT4QYVIE2TCNP2T5

not attested not anchored not stored refs pending

Microwave spectroscopy and multi-channel quantum defect analysis of ytterbium Rydberg states

Jeff D. Thompson, Martin Poitrinal, Michael Peper, Rin Kuroda, Vernon M. Hughes

arxiv:2507.11487 v1 · 2025-07-15 · 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{B4DLUDU3R7AT4QYVIE2TCNP2T5}

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	2026-07-05T11:37:39.955203Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0f06ba0e9b8fc13e431541353135fa9f5d1097c9b52df0f5df260daa02674d25

Aliases

arxiv: 2507.11487 · arxiv_version: 2507.11487v1 · doi: 10.48550/arxiv.2507.11487 · pith_short_12: B4DLUDU3R7AT · pith_short_16: B4DLUDU3R7AT4QYV · pith_short_8: B4DLUDU3

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/B4DLUDU3R7AT4QYVIE2TCNP2T5 \
  | 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: 0f06ba0e9b8fc13e431541353135fa9f5d1097c9b52df0f5df260daa02674d25

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d7fd22507652ebae97fddb592fe46d5414b1bbdaa45091e9ec2b30473e7a16b8",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2025-07-15T16:59:14Z",
    "title_canon_sha256": "dd45df127e2a26dbe3728bd1b169202c04e7252e10215f3f21909b2d9de3de0e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.11487",
    "kind": "arxiv",
    "version": 1
  }
}