Pith Number

pith:CGGG6DIQ

pith:2023:CGGG6DIQ2LFKWOJNIMYWTR4QBC

not attested not anchored not stored refs pending

Quantum Fisher Information and its dynamical nature

Dario De Santis, Jacopo Surace, Matteo Scandi, Paolo Abiuso

arxiv:2304.14984 v2 · 2023-04-28 · quant-ph · cond-mat.stat-mech · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CGGG6DIQ2LFKWOJNIMYWTR4QBC}

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.

Cited by

2 papers in Pith

Connecting Quantum Tomography and Quantum Retrodiction

Information Metrics and Possible Limitations of Local Information Objectivity in Quantum Gravity

Receipt and verification

First computed	2026-07-05T08:12:43.047787Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

118c6f0d10d2caab392d433169c79008ae89aa1cdd6b281f0ef252cd572cb3b2

Aliases

arxiv: 2304.14984 · arxiv_version: 2304.14984v2 · doi: 10.48550/arxiv.2304.14984 · pith_short_12: CGGG6DIQ2LFK · pith_short_16: CGGG6DIQ2LFKWOJN · pith_short_8: CGGG6DIQ

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/CGGG6DIQ2LFKWOJNIMYWTR4QBC \
  | 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: 118c6f0d10d2caab392d433169c79008ae89aa1cdd6b281f0ef252cd572cb3b2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ee179af058c238b2a8e8d95d4a3155d3d6284cfc18f1e33c476e838711a5e118",
    "cross_cats_sorted": [
      "cond-mat.stat-mech",
      "math-ph",
      "math.MP"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2023-04-28T17:08:44Z",
    "title_canon_sha256": "5782817ff182013a2b37309dfbfe3b697938206a66104f557fac7d72412aeaf1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2304.14984",
    "kind": "arxiv",
    "version": 2
  }
}