Pith Number

pith:VJ6G5WG3

pith:2012:VJ6G5WG3RIQM3EL5PCOFTNZZMR

not attested not anchored not stored refs pending

Speed limits for quantum gates in multi-qubit systems

Franco Nori, P. C. de Groot, S. Ashhab

arxiv:1202.5872 v2 · 2012-02-27 · quant-ph · cond-mat.other

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VJ6G5WG3RIQM3EL5PCOFTNZZMR}

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	2026-05-18T03:54:37.213579Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aa7c6ed8db8a20cd917d789c59b739647cf7bb896e927dbefe5450ba9da60a44

Aliases

arxiv: 1202.5872 · arxiv_version: 1202.5872v2 · doi: 10.48550/arxiv.1202.5872 · pith_short_12: VJ6G5WG3RIQM · pith_short_16: VJ6G5WG3RIQM3EL5 · pith_short_8: VJ6G5WG3

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/VJ6G5WG3RIQM3EL5PCOFTNZZMR \
  | 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: aa7c6ed8db8a20cd917d789c59b739647cf7bb896e927dbefe5450ba9da60a44

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3d33929be680cdc209888d69ced2bf8d233aaf8ade434ed32b4f404510661350",
    "cross_cats_sorted": [
      "cond-mat.other"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-02-27T09:49:41Z",
    "title_canon_sha256": "885d8d46fb594c2eeb5d08a8da4f61e1e40f4f9f90106fdf23fc44c8d19c5766"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.5872",
    "kind": "arxiv",
    "version": 2
  }
}