Pith Number

pith:I7VEH54H

pith:2019:I7VEH54HJI4JBFQ7HG2ZPONTQG

not attested not anchored not stored refs pending

Robust controllability of two-qubit Hamiltonian dynamics

Akihito Soeda, Daniel Burgarth, Mio Murao, Ryosuke Sakai

arxiv:1903.09452 v3 · 2019-03-22 · 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{I7VEH54HJI4JBFQ7HG2ZPONTQG}

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	2026-07-05T00:11:57.526737Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

47ea43f7874a3890961f39b597b9b3818ef74c6397637b7965bfba72d7a43863

Aliases

arxiv: 1903.09452 · arxiv_version: 1903.09452v3 · doi: 10.48550/arxiv.1903.09452 · pith_short_12: I7VEH54HJI4J · pith_short_16: I7VEH54HJI4JBFQ7 · pith_short_8: I7VEH54H

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/I7VEH54HJI4JBFQ7HG2ZPONTQG \
  | 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: 47ea43f7874a3890961f39b597b9b3818ef74c6397637b7965bfba72d7a43863

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a1e3ff251985651b16f85d14a5cd2f7ae50323935b7e15dd2a795dbe565e03d2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-03-22T11:31:20Z",
    "title_canon_sha256": "4f5124f271a9b01696f30c9e8b06990386f38dacae024825befbfddbbf397ddb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.09452",
    "kind": "arxiv",
    "version": 3
  }
}