Pith Number

pith:VARB6A6H

pith:2025:VARB6A6HX6QVPX5EGTO2X6DFAX

not attested not anchored not stored refs pending

High-resolution rapid-scanning Fourier-transform spectroscopy of ultracold atoms

Friedemann Landmesser, Lukas Bruder, Nicolai G\"olz, Tobias Sixt, Ulrich Bangert

arxiv:2502.08446 v2 · 2025-02-12 · 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{VARB6A6HX6QVPX5EGTO2X6DFAX}

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	2026-07-05T10:17:54.131510Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a8221f03c7bfa157dfa434ddabf86505f9b8c26b5fa734d1b56a32826335d4c5

Aliases

arxiv: 2502.08446 · arxiv_version: 2502.08446v2 · doi: 10.48550/arxiv.2502.08446 · pith_short_12: VARB6A6HX6QV · pith_short_16: VARB6A6HX6QVPX5E · pith_short_8: VARB6A6H

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/VARB6A6HX6QVPX5EGTO2X6DFAX \
  | 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: a8221f03c7bfa157dfa434ddabf86505f9b8c26b5fa734d1b56a32826335d4c5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6cd87fbbf5f1564ba93ed3647b1ab9c9ab16f310e2e5d44521ebe9e68e8d107e",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2025-02-12T14:38:07Z",
    "title_canon_sha256": "08d28d73e36c76cf1224eede9a7d1bdc1de65fd1099c20dfa796cd29a0e1ae14"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.08446",
    "kind": "arxiv",
    "version": 2
  }
}