Pith Number

pith:GHPXFQVP

pith:2007:GHPXFQVPLBUETQVGN7JDKXB67Q

not attested not anchored not stored refs pending

Entanglement, Non-linear Dynamics, and the Heisenberg Limit

A. Smerzi, L. Pezze'

arxiv:0711.4840 v3 · 2007-11-29 · quant-ph · cond-mat.other

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GHPXFQVPLBUETQVGN7JDKXB67Q}

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.

Cited by

1 paper in Pith

Leggett-Garg Inequality Violations Bound Quantum Fisher Information

Receipt and verification

First computed	2026-05-18T02:16:08.920471Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

31df72c2af586849c2a66fd2355c3efc2e7da5b41154f6ce8771ae03545e4463

Aliases

arxiv: 0711.4840 · arxiv_version: 0711.4840v3 · doi: 10.48550/arxiv.0711.4840 · pith_short_12: GHPXFQVPLBUE · pith_short_16: GHPXFQVPLBUETQVG · pith_short_8: GHPXFQVP

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/GHPXFQVPLBUETQVGN7JDKXB67Q \
  | 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: 31df72c2af586849c2a66fd2355c3efc2e7da5b41154f6ce8771ae03545e4463

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "010dcdf3741b4028fcd42994b1d5bfc792436a1593b6da205c1690e203928455",
    "cross_cats_sorted": [
      "cond-mat.other"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2007-11-29T22:13:33Z",
    "title_canon_sha256": "5c6f4b0177c545c39f2ed55d40bc8ebdf1bfbd5a116f9e28250d5970884575d5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0711.4840",
    "kind": "arxiv",
    "version": 3
  }
}