Pith Number

pith:2ZCOVVPQ

pith:2013:2ZCOVVPQCCMLCRVTSG7H3OHE3V

not attested not anchored not stored refs pending

Trapping of ultra cold atoms in a 3He/4He dilution refrigerator

A. Guenther, D. Cano, D. Koelle, F. Jessen, H. Hattermann, J. Fortagh, K. Meyer, M. Knufinke, M. Reinschmidt, M. Rudolph, P. Vergien, P. Weiss, R. Kleiner, S. Bernon, S. C. Bell, T. Gaber

arxiv:1309.2548 v1 · 2013-09-10 · 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{2ZCOVVPQCCMLCRVTSG7H3OHE3V}

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	2026-05-18T03:03:44.090307Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d644ead5f01098b146b391be7db8e4dd4d378801e264b7fe85714866ef79234b

Aliases

arxiv: 1309.2548 · arxiv_version: 1309.2548v1 · doi: 10.48550/arxiv.1309.2548 · pith_short_12: 2ZCOVVPQCCML · pith_short_16: 2ZCOVVPQCCMLCRVT · pith_short_8: 2ZCOVVPQ

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/2ZCOVVPQCCMLCRVTSG7H3OHE3V \
  | 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: d644ead5f01098b146b391be7db8e4dd4d378801e264b7fe85714866ef79234b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8abcd80e79803d73353c13df5514215a585929079583c84916e7d318ab0796b2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2013-09-10T15:26:08Z",
    "title_canon_sha256": "6537d40b28d345d81f110a0a6022ad25119aa38ed1cccbadd7b12d6d0c467a8b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.2548",
    "kind": "arxiv",
    "version": 1
  }
}