Pith Number

pith:XUF6QF2L

pith:2011:XUF6QF2LY4CQ4REIULXCLB3YSI

not attested not anchored not stored refs pending

Low-temperature, high-density magneto-optical trapping of potassium using the open 4S-5P transition at 405 nm

D. C. McKay, D. Jervis, D. J. Fine, G. J. A. Edge, J. H. Thywissen, J. W. Simpson-Porco

arxiv:1110.4067 v1 · 2011-10-18 · cond-mat.quant-gas · 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{XUF6QF2LY4CQ4REIULXCLB3YSI}

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	2026-05-18T04:04:54.590122Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bd0be8174bc7050e4488a2ee2587789234c72b2a501238b8c6389ba02f9a3af7

Aliases

arxiv: 1110.4067 · arxiv_version: 1110.4067v1 · doi: 10.48550/arxiv.1110.4067 · pith_short_12: XUF6QF2LY4CQ · pith_short_16: XUF6QF2LY4CQ4REI · pith_short_8: XUF6QF2L

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/XUF6QF2LY4CQ4REIULXCLB3YSI \
  | 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: bd0be8174bc7050e4488a2ee2587789234c72b2a501238b8c6389ba02f9a3af7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9541a2213879aa35240340839d1265a30d6e5854c5551c7db31198ba4108ddbd",
    "cross_cats_sorted": [
      "physics.atom-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.quant-gas",
    "submitted_at": "2011-10-18T17:40:08Z",
    "title_canon_sha256": "a117520451b63b2f0db69a6a79668af3f6f00eb374a125825e013d8c59bad642"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.4067",
    "kind": "arxiv",
    "version": 1
  }
}