Pith Number

pith:6EL6IWGZ

pith:2026:6EL6IWGZA4AOZENZSJ3OTE7MLP

not attested not anchored not stored refs pending

Analytic gradients for low-rank quantum optimal control

Leo Goutte, Vincenzo Savona

arxiv:2607.14217 v1 · 2026-07-15 · 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{6EL6IWGZA4AOZENZSJ3OTE7MLP}

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	2026-07-17T00:20:58.703752Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f117e458d90700ec91b99276e993ec5bd3976e9e42799f58253df91ab494f90c

Aliases

arxiv: 2607.14217 · arxiv_version: 2607.14217v1 · doi: 10.48550/arxiv.2607.14217 · pith_short_12: 6EL6IWGZA4AO · pith_short_16: 6EL6IWGZA4AOZENZ · pith_short_8: 6EL6IWGZ

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/6EL6IWGZA4AOZENZSJ3OTE7MLP \
  | 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: f117e458d90700ec91b99276e993ec5bd3976e9e42799f58253df91ab494f90c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e5f3d8c893e6ca28aa29ef161dc5611aa9fe4cc6893726f413862ba1608892fa",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-07-15T18:00:19Z",
    "title_canon_sha256": "d570f2768f93e1a5dd99f008094236d509d826a2a1b851450c8d749514bae86a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.14217",
    "kind": "arxiv",
    "version": 1
  }
}