Pith Number

pith:2QO4R2UN

pith:2021:2QO4R2UND7JOBAKVOTCZA54R5S

not attested not anchored not stored refs pending

Red- and blue-detuned magneto-optical trapping with liquid crystal variable retarders

Alexander Herbst, Baptist Piest, Ernst M. Rasel, Jonas B\"ohm, Vera Vollenkemper

arxiv:2109.14277 v1 · 2021-09-29 · physics.atom-ph · cond-mat.quant-gas · physics.optics

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2QO4R2UND7JOBAKVOTCZA54R5S}

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	2026-07-05T03:54:23.879312Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d41dc8ea8d1fd2e0815574c5907791ec94b2eb6186a75714e338ba21c29f53b9

Aliases

arxiv: 2109.14277 · arxiv_version: 2109.14277v1 · doi: 10.48550/arxiv.2109.14277 · pith_short_12: 2QO4R2UND7JO · pith_short_16: 2QO4R2UND7JOBAKV · pith_short_8: 2QO4R2UN

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/2QO4R2UND7JOBAKVOTCZA54R5S \
  | 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: d41dc8ea8d1fd2e0815574c5907791ec94b2eb6186a75714e338ba21c29f53b9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "93e9086023f1d140eb25f2e584b0dfeae081d1fbb2e48484a976d26d1f20a6e3",
    "cross_cats_sorted": [
      "cond-mat.quant-gas",
      "physics.optics"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2021-09-29T08:56:30Z",
    "title_canon_sha256": "d390c08e263cd2416759138a03ef6ef02875bcd75d854c6bebb00d91d7425469"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.14277",
    "kind": "arxiv",
    "version": 1
  }
}