Pith Number

pith:VPFRKZEK

pith:2018:VPFRKZEKVDGZN6XQLWDDTVVAGF

not attested not anchored not stored refs pending

Extractable work, the role of correlations, and asymptotic freedom in quantum batteries

Andrea Mari, Gian Marcello Andolina, Marco Polini, Maximilian Keck, Michele Campisi, Vittorio Giovannetti

arxiv:1807.08656 v3 · 2018-07-23 · quant-ph · cond-mat.mes-hall

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VPFRKZEKVDGZN6XQLWDDTVVAGF}

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	2026-05-17T23:54:54.008303Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

abcb15648aa8cd96faf05d8639d6a0314f870b5785c6fa42b9c90dd81ffa380c

Aliases

arxiv: 1807.08656 · arxiv_version: 1807.08656v3 · doi: 10.48550/arxiv.1807.08656 · pith_short_12: VPFRKZEKVDGZ · pith_short_16: VPFRKZEKVDGZN6XQ · pith_short_8: VPFRKZEK

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/VPFRKZEKVDGZN6XQLWDDTVVAGF \
  | 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: abcb15648aa8cd96faf05d8639d6a0314f870b5785c6fa42b9c90dd81ffa380c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7533192844f089983e15e4b3321e5449f842011764844e35b2684b9e62c52d4a",
    "cross_cats_sorted": [
      "cond-mat.mes-hall"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-07-23T14:56:10Z",
    "title_canon_sha256": "595b141053871c2f6ec448ca7921ecd1e24d948adc735388cc5438017e5e5434"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.08656",
    "kind": "arxiv",
    "version": 3
  }
}