Pith Number

pith:FVNMCPZK

pith:2011:FVNMCPZKPZFOUVE3IRZPLRDDLZ

not attested not anchored not stored refs pending

Unitary Cavity Spin Squeezing by Quantum Erasure

Hao Zhang, Ian D. Leroux, Monika H. Schleier-Smith, Vladan Vuleti\'c

arxiv:1109.3752 v2 · 2011-09-17 · 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{FVNMCPZKPZFOUVE3IRZPLRDDLZ}

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	2026-05-18T02:00:31.525489Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2d5ac13f2a7e4aea549b4472f5c4635e427f88a4aff6de39c77595edacc72056

Aliases

arxiv: 1109.3752 · arxiv_version: 1109.3752v2 · doi: 10.48550/arxiv.1109.3752 · pith_short_12: FVNMCPZKPZFO · pith_short_16: FVNMCPZKPZFOUVE3 · pith_short_8: FVNMCPZK

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/FVNMCPZKPZFOUVE3IRZPLRDDLZ \
  | 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: 2d5ac13f2a7e4aea549b4472f5c4635e427f88a4aff6de39c77595edacc72056

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c17ac07cb99e5f1e6edc2ebbdd4af2270472518a6e284b18ceca7f7da102f308",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2011-09-17T07:30:19Z",
    "title_canon_sha256": "ca4e67e1adeefc53b18de47a1a15751d2ba9771103eaf529958a3e08ae7bc250"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.3752",
    "kind": "arxiv",
    "version": 2
  }
}