Pith Number

pith:7GOLEK7Q

pith:2010:7GOLEK7QSKZA7NJDR6G52VQ3TH

not attested not anchored not stored refs pending

A smoothing monotonic convergent optimal control algorithm for NMR pulse sequence design

Gabriel Turinici (CEREMADE), iNANO), Ivan I. Maximov (INM-4), Julien Salomon (CEREMADE), Niels Chr. Nielsen (inSpin

arxiv:1002.1539 v1 · 2010-02-08 · quant-ph · math.OC · physics.chem-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{7GOLEK7QSKZA7NJDR6G52VQ3TH}

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	2026-05-18T02:09:11.412284Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f99cb22bf092b20fb5238f8ddd561b99e4693ad1e38ee6874eae52c1b01f1444

Aliases

arxiv: 1002.1539 · arxiv_version: 1002.1539v1 · doi: 10.48550/arxiv.1002.1539 · pith_short_12: 7GOLEK7QSKZA · pith_short_16: 7GOLEK7QSKZA7NJD · pith_short_8: 7GOLEK7Q

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/7GOLEK7QSKZA7NJDR6G52VQ3TH \
  | 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: f99cb22bf092b20fb5238f8ddd561b99e4693ad1e38ee6874eae52c1b01f1444

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2d604c1be0336025015bb869010ec3bc10c0034c8f5d9dea9c81748f71ceb9ce",
    "cross_cats_sorted": [
      "math.OC",
      "physics.chem-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2010-02-08T08:04:21Z",
    "title_canon_sha256": "e739c61cda004fae3916f778406c639620721cb9822720a98b62dfbda068d63e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1002.1539",
    "kind": "arxiv",
    "version": 1
  }
}