Pith Number

pith:CCPPYJLV

pith:2015:CCPPYJLVYR4WCA3OMCP762LHJD

not attested not anchored not stored refs pending

Cavity cooling to the ground state of an ensemble quantum system

Christopher J. Wood, David G. Cory

arxiv:1506.03007 v2 · 2015-06-09 · quant-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{CCPPYJLVYR4WCA3OMCP762LHJD}

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	2026-05-18T01:19:48.490035Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

109efc2575c47961036e609fff696748fa7bc2f9f902d9f159889026504f17e3

Aliases

arxiv: 1506.03007 · arxiv_version: 1506.03007v2 · doi: 10.48550/arxiv.1506.03007 · pith_short_12: CCPPYJLVYR4W · pith_short_16: CCPPYJLVYR4WCA3O · pith_short_8: CCPPYJLV

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/CCPPYJLVYR4WCA3OMCP762LHJD \
  | 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: 109efc2575c47961036e609fff696748fa7bc2f9f902d9f159889026504f17e3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c075722f77823ed675416e65c14c131d47216871d5d5c122d7cb2d8cb9fb386a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-06-09T17:14:10Z",
    "title_canon_sha256": "61228bb842a44b9e7c10d74171d3469352b6d6eaedf3058e0b43c9578f4497ed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.03007",
    "kind": "arxiv",
    "version": 2
  }
}