Pith Number

pith:WVP4POHL

pith:2009:WVP4POHLUXBBUNA4NF2GAOL2A4

not attested not anchored not stored refs pending

Entangled Mechanical Oscillators

C. Langer, D. Hanneke, D. J. Wineland, D. Leibfried, J. D. Jost, J. J. Bollinger, J. M. Amini, J. P. Home, R. Ozeri

arxiv:0901.4779 v1 · 2009-01-29 · 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{WVP4POHLUXBBUNA4NF2GAOL2A4}

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	2026-05-18T02:14:55.089507Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b55fc7b8eba5c21a341c697460397a073a981a8cd95edcc09d5f60f24e3b4de3

Aliases

arxiv: 0901.4779 · arxiv_version: 0901.4779v1 · doi: 10.48550/arxiv.0901.4779 · pith_short_12: WVP4POHLUXBB · pith_short_16: WVP4POHLUXBBUNA4 · pith_short_8: WVP4POHL

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/WVP4POHLUXBBUNA4NF2GAOL2A4 \
  | 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: b55fc7b8eba5c21a341c697460397a073a981a8cd95edcc09d5f60f24e3b4de3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "05e2a79423b0e4d9182b0de029bcf3d5527f34d92b97beb27ee47a00906dce54",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2009-01-29T21:31:58Z",
    "title_canon_sha256": "68c096b6df83657842c4ada13dc7bf048445bb30bef7e823d2bbe04319aa6ab4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0901.4779",
    "kind": "arxiv",
    "version": 1
  }
}