Pith Number

pith:QKKWNPP2

pith:2013:QKKWNPP2YUBOC4XTG2BDPEHFSU

not attested not anchored not stored refs pending

Ramp dynamics of phonons in an ion trap: entanglement generation and cooling

K. Sengupta, M. Mukherjee, T. Dutta

arxiv:1305.5555 v2 · 2013-05-23 · quant-ph · 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{QKKWNPP2YUBOC4XTG2BDPEHFSU}

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	2026-05-18T03:08:37.422428Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

829566bdfac502e172f336823790e59509ba11c96d2faa9554916b39c8422b76

Aliases

arxiv: 1305.5555 · arxiv_version: 1305.5555v2 · doi: 10.48550/arxiv.1305.5555 · pith_short_12: QKKWNPP2YUBO · pith_short_16: QKKWNPP2YUBOC4XT · pith_short_8: QKKWNPP2

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/QKKWNPP2YUBOC4XTG2BDPEHFSU \
  | 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: 829566bdfac502e172f336823790e59509ba11c96d2faa9554916b39c8422b76

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ac4cfededb425b145a81e1d5f69d6be10445ef3f5546ea6cb3531f7e0db0300f",
    "cross_cats_sorted": [
      "physics.atom-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2013-05-23T20:19:25Z",
    "title_canon_sha256": "b05ef4577f8751e4000b5d99d3e449d586bd5609b02f6dea1c19163a972645b8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.5555",
    "kind": "arxiv",
    "version": 2
  }
}