Pith Number

pith:HU6L4TVB

pith:2006:HU6L4TVBJFW4MP3WUDAI5LQQ5O

not attested not anchored not stored refs pending

On the distance between unitary propagators of quantum systems of differing dimensions

Constantin Brif, Herschel Rabitz, Matthew Grace, Robert L. Kosut

arxiv:quant-ph/0606064 v1 · 2006-06-07 · 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{HU6L4TVBJFW4MP3WUDAI5LQQ5O}

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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

A Fundamental Bound for Robust Quantum Gate Control

Receipt and verification

First computed	2026-07-04T14:55:41.584562Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3d3cbe4ea1496dc63f76a0c08eae10ebb3aaab3cbeca58897dd42bf05fa709b7

Aliases

arxiv: quant-ph/0606064 · arxiv_version: quant-ph/0606064v1 · doi: 10.48550/arxiv.quant-ph/0606064 · pith_short_12: HU6L4TVBJFW4 · pith_short_16: HU6L4TVBJFW4MP3W · pith_short_8: HU6L4TVB

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/HU6L4TVBJFW4MP3WUDAI5LQQ5O \
  | 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: 3d3cbe4ea1496dc63f76a0c08eae10ebb3aaab3cbeca58897dd42bf05fa709b7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0f5fb5e4953d2390d98b20c03905df536116b5d9346e190eb41950766cd97824",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2006-06-07T22:43:36Z",
    "title_canon_sha256": "3ffd12d6af0223e564a47d1269c801f370f3afee3ebaa27e7fbea09ce6fe3358"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0606064",
    "kind": "arxiv",
    "version": 1
  }
}