Pith Number

pith:IXJLWU4F

pith:2021:IXJLWU4F43ICVUMQKMEX7M4ULZ

not attested not anchored not stored refs pending

High Phase-Space Density of Laser-Cooled Molecules in an Optical Lattice

Jun Ye, Justin J. Burau, Kameron Mehling, Shiqian Ding, Yewei Wu

arxiv:2107.06422 v2 · 2021-07-13 · 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{IXJLWU4F43ICVUMQKMEX7M4ULZ}

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	2026-07-05T04:29:08.662936Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

45d2bb5385e6d02ad19053097fb3945e5fdc23260b1cdb34df9619495d6da31f

Aliases

arxiv: 2107.06422 · arxiv_version: 2107.06422v2 · doi: 10.48550/arxiv.2107.06422 · pith_short_12: IXJLWU4F43IC · pith_short_16: IXJLWU4F43ICVUMQ · pith_short_8: IXJLWU4F

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/IXJLWU4F43ICVUMQKMEX7M4ULZ \
  | 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: 45d2bb5385e6d02ad19053097fb3945e5fdc23260b1cdb34df9619495d6da31f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "67f3528b087d1f3f48083045aa9d5a13fa9ff6749a26baa99ee6379ca7edf009",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2021-07-13T22:41:11Z",
    "title_canon_sha256": "0a52c14b05e4389861278027276c6b7f201b2663a71c488cbc514eb797a2a92d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.06422",
    "kind": "arxiv",
    "version": 2
  }
}