Pith Number

pith:NIIQVWSF

pith:2010:NIIQVWSFVLROTO2K2KDQNFA7T2

not attested not anchored not stored refs pending

Optimal unambiguous comparison of two unknown squeezed vacua

Matteo G. A. Paris, Michal Sedlak, Peter Rapcan, Stefano Olivares, Vladimir Buzek

arxiv:1010.2937 v2 · 2010-10-14 · 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{NIIQVWSFVLROTO2K2KDQNFA7T2}

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	2026-05-18T02:05:04.989995Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6a110ada45aae2e9bb4ad28706941f9e92cff575b847f08619ef6956e9f86589

Aliases

arxiv: 1010.2937 · arxiv_version: 1010.2937v2 · doi: 10.48550/arxiv.1010.2937 · pith_short_12: NIIQVWSFVLRO · pith_short_16: NIIQVWSFVLROTO2K · pith_short_8: NIIQVWSF

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/NIIQVWSFVLROTO2K2KDQNFA7T2 \
  | 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: 6a110ada45aae2e9bb4ad28706941f9e92cff575b847f08619ef6956e9f86589

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1c5da88a27d645c53bc44a511e2737a1abeeee7a8ee3fa978f7e83f85e9fb9c8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2010-10-14T14:31:08Z",
    "title_canon_sha256": "0eaa9c3bb58f9365b8e4675a7cc35ededa80ab302b7e0369fbef963eab36e005"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1010.2937",
    "kind": "arxiv",
    "version": 2
  }
}