Pith Number

pith:K4JRGEZ7

pith:2015:K4JRGEZ7CWUEVPGUDMZEIHT4MD

not attested not anchored not stored refs pending

Precision Measurement of the 87-Rb Tune-Out Wavelength in the Hyperfine Ground State F=1 at 790 nm

Artur Widera, Daniel Mayer, Farina Kindermann, Felix Schmidt, Michael Hohmann, Tobias Lausch

arxiv:1512.03578 v1 · 2015-12-11 · quant-ph · cond-mat.quant-gas · 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{K4JRGEZ7CWUEVPGUDMZEIHT4MD}

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	2026-05-18T01:20:08.652947Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

571313133f15a84abcd41b32441e7c60db6072d30af1208847a3a33d3a76b61b

Aliases

arxiv: 1512.03578 · arxiv_version: 1512.03578v1 · doi: 10.48550/arxiv.1512.03578 · pith_short_12: K4JRGEZ7CWUE · pith_short_16: K4JRGEZ7CWUEVPGU · pith_short_8: K4JRGEZ7

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/K4JRGEZ7CWUEVPGUDMZEIHT4MD \
  | 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: 571313133f15a84abcd41b32441e7c60db6072d30af1208847a3a33d3a76b61b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3333af43f1ad99f02b7855611f8d2eb108f2d9aad5b28b4db8f09ebf45269a27",
    "cross_cats_sorted": [
      "cond-mat.quant-gas",
      "physics.atom-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-12-11T10:31:11Z",
    "title_canon_sha256": "322cd4db8dc647770b31717a188ec51821966bece3895a050cac7ea093708ccd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.03578",
    "kind": "arxiv",
    "version": 1
  }
}