Pith Number

pith:MMREQGU4

pith:2009:MMREQGU4BZVYJWR7CI7M6BYRJK

not attested not anchored not stored refs pending

Transverse laser cooling of a thermal atomic beam of dysprosium

A. Cing\"oz, Arijit Sharma, B. Gerber-Siff, D. Budker, J. R. Torgerson, N. Leefer

arxiv:0912.2133 v2 · 2009-12-11 · 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{MMREQGU4BZVYJWR7CI7M6BYRJK}

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	2026-05-18T03:23:56.490878Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6322481a9c0e6b84da3f123ecf07114ab117b0691b6b2dde1fb835a74314ce1e

Aliases

arxiv: 0912.2133 · arxiv_version: 0912.2133v2 · doi: 10.48550/arxiv.0912.2133 · pith_short_12: MMREQGU4BZVY · pith_short_16: MMREQGU4BZVYJWR7 · pith_short_8: MMREQGU4

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/MMREQGU4BZVYJWR7CI7M6BYRJK \
  | 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: 6322481a9c0e6b84da3f123ecf07114ab117b0691b6b2dde1fb835a74314ce1e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5dd4c8577b858e3e357cdca5177de4622a487aa066cc5a7bb7efdacd851fa0a6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2009-12-11T03:00:39Z",
    "title_canon_sha256": "4407308f0fc2c78a0186e5b29df7d3ae810e8a523ddade263bd97193090ec4dc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0912.2133",
    "kind": "arxiv",
    "version": 2
  }
}