Pith Number

pith:7KIN6VDI

pith:2012:7KIN6VDIBURPMIMFXJ5EH6G4ZV

not attested not anchored not stored refs pending

Relation Between Quantum Speed Limits And Metrics On U(n)

H. F. Chau, Kai-Yan Lee

arxiv:1202.1899 v2 · 2012-02-09 · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7KIN6VDIBURPMIMFXJ5EH6G4ZV}

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

1 paper in Pith

On algebraic analysis of Baker-Campbell-Hausdorff formula for Quantum Control and Quantum Speed Limit

Receipt and verification

First computed	2026-05-18T02:54:14.519358Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fa90df54680d22f62185ba7a43f8dccd6b2b65cf088d40ad6e7623827f17cf1b

Aliases

arxiv: 1202.1899 · arxiv_version: 1202.1899v2 · doi: 10.48550/arxiv.1202.1899 · pith_short_12: 7KIN6VDIBURP · pith_short_16: 7KIN6VDIBURPMIMF · pith_short_8: 7KIN6VDI

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/7KIN6VDIBURPMIMFXJ5EH6G4ZV \
  | 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: fa90df54680d22f62185ba7a43f8dccd6b2b65cf088d40ad6e7623827f17cf1b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "38354d2c678b7fdd2e2ad8183d61bccb78b06a686df9e4684a27a13f942e6743",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-02-09T07:28:18Z",
    "title_canon_sha256": "cb3a461b36fcda0a77bc1492ab8f076b5c6151e16f779b718a20a6c2e7ca996c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.1899",
    "kind": "arxiv",
    "version": 2
  }
}