Pith Number

pith:QTFO6LGA

pith:2010:QTFO6LGAKKASUG6CRKX2OPUD4S

not attested not anchored not stored refs pending

Entanglement and sensitivity in precision measurements with states of a fluctuating number of particles

A. Smerzi, L. Pezz\'e, P. Hyllus

arxiv:1003.0649 v4 · 2010-03-02 · quant-ph · cond-mat.quant-gas

Open paper page JSON Open Graph Bundle Merged state What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QTFO6LGAKKASUG6CRKX2OPUD4S}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T03:23:49.157617Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

84caef2cc052812a1bc28aafa73e83e4bd59195004d8118b3ec8a180939a7b29

Aliases

arxiv: 1003.0649 · arxiv_version: 1003.0649v4 · doi: 10.48550/arxiv.1003.0649 · pith_short_12: QTFO6LGAKKAS · pith_short_16: QTFO6LGAKKASUG6C · pith_short_8: QTFO6LGA

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/QTFO6LGAKKASUG6CRKX2OPUD4S \
  | 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: 84caef2cc052812a1bc28aafa73e83e4bd59195004d8118b3ec8a180939a7b29

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ec61cc2ef33f701e73d0737caa73dc110f06318a96cf9feffc9a67e31673f356",
    "cross_cats_sorted": [
      "cond-mat.quant-gas"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2010-03-02T18:27:00Z",
    "title_canon_sha256": "b59b7f1e2140ca6f0f9d9f2de14b00ae77e6e35b93924891d006fa5245924dab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1003.0649",
    "kind": "arxiv",
    "version": 4
  }
}