Pith Number

pith:7OSEZAVK

pith:2012:7OSEZAVKKXNNNZSEPEWDWM55XU

not attested not anchored not stored refs pending

Spin system trajectory analysis under optimal control pulses

Ilya Kuprov

arxiv:1212.4454 v1 · 2012-12-18 · 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{7OSEZAVKKXNNNZSEPEWDWM55XU}

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	2026-05-18T02:47:41.337994Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fba44c82aa55dad6e644792c3b33bdbd03e3d6a55a8560742bc724611580d90d

Aliases

arxiv: 1212.4454 · arxiv_version: 1212.4454v1 · doi: 10.48550/arxiv.1212.4454 · pith_short_12: 7OSEZAVKKXNN · pith_short_16: 7OSEZAVKKXNNNZSE · pith_short_8: 7OSEZAVK

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/7OSEZAVKKXNNNZSEPEWDWM55XU \
  | 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: fba44c82aa55dad6e644792c3b33bdbd03e3d6a55a8560742bc724611580d90d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "97c0553634b383a55ac96838112380ef062b168d071c69fc246404acfb83bf26",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-12-18T18:38:29Z",
    "title_canon_sha256": "a6478bce3218befb4bbf21eb2817047dbbabb473c826f3ce83f12abb29905134"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.4454",
    "kind": "arxiv",
    "version": 1
  }
}