Pith Number

pith:YGNABKZ3

pith:2005:YGNABKZ3YEJJFFDZDPMUONV75L

not attested not anchored not stored refs pending

Rapid sympathetic cooling to Fermi degeneracy on a chip

A. Stummer, D. McKay, J. H. Thywissen, L. J. LeBlanc, M. H. T. Extavour, S. Aubin, S. Myrskog

arxiv:cond-mat/0512518 v3 · 2005-12-20 · cond-mat.stat-mech

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YGNABKZ3YEJJFFDZDPMUONV75L}

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	2026-05-18T04:04:53.719305Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c19a00ab3bc1129294791bd94736bfead1f22ddc2fd3ac82647013431840b3aa

Aliases

arxiv: cond-mat/0512518 · arxiv_version: cond-mat/0512518v3 · doi: 10.48550/arxiv.cond-mat/0512518 · pith_short_12: YGNABKZ3YEJJ · pith_short_16: YGNABKZ3YEJJFFDZ · pith_short_8: YGNABKZ3

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/YGNABKZ3YEJJFFDZDPMUONV75L \
  | 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: c19a00ab3bc1129294791bd94736bfead1f22ddc2fd3ac82647013431840b3aa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f9db2e343dbc976c00962df01d9d4ca531117fc4439cb66d0103353dd255da55",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat.stat-mech",
    "submitted_at": "2005-12-20T20:54:55Z",
    "title_canon_sha256": "49f2d63511bd7589728e846c53f181e9ea0278ebda1439018d9e5d09efee299e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/0512518",
    "kind": "arxiv",
    "version": 3
  }
}