Pith Number

pith:ZNFUAXFH

pith:2017:ZNFUAXFHGXUZ2L7D5FULGQDF5S

not attested not anchored not stored refs pending

Structure of optimal policies in quantum control

Dmitry V. Zhdanov, Tamar Seideman

arxiv:1709.09423 v2 · 2017-09-27 · 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{ZNFUAXFHGXUZ2L7D5FULGQDF5S}

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	2026-05-18T00:26:36.421195Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cb4b405ca735e99d2fe3e968b34065ec9f4eaee7361c3ce967f610bce4876cec

Aliases

arxiv: 1709.09423 · arxiv_version: 1709.09423v2 · doi: 10.48550/arxiv.1709.09423 · pith_short_12: ZNFUAXFHGXUZ · pith_short_16: ZNFUAXFHGXUZ2L7D · pith_short_8: ZNFUAXFH

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/ZNFUAXFHGXUZ2L7D5FULGQDF5S \
  | 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: cb4b405ca735e99d2fe3e968b34065ec9f4eaee7361c3ce967f610bce4876cec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ee757ca63312d1cf7453108ea2ce877fd99bd0fa055fec50d562b8fddd8cee4c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2017-09-27T09:59:19Z",
    "title_canon_sha256": "019f6ae9b2595835b7773b686b19a6879195d819395ad24689489a8750c55789"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.09423",
    "kind": "arxiv",
    "version": 2
  }
}