Pith Number

pith:G65LSUBM

pith:2012:G65LSUBMMR4XC5Q65YOAGD47VE

not attested not anchored not stored refs pending

An improved formalism for the Grover search algorithm

Azhar Iqbal, Derek Abbot, James M. Chappell, Lorenz von Smekal, M. A. Lohe

arxiv:1201.1707 v1 · 2012-01-09 · quant-ph · cs.DS

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{G65LSUBMMR4XC5Q65YOAGD47VE}

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	2026-05-18T04:04:55.862868Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

37bab9502c647971761eee1c030f9fa90d151a0edbb927f359858cc52fe974da

Aliases

arxiv: 1201.1707 · arxiv_version: 1201.1707v1 · doi: 10.48550/arxiv.1201.1707 · pith_short_12: G65LSUBMMR4X · pith_short_16: G65LSUBMMR4XC5Q6 · pith_short_8: G65LSUBM

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/G65LSUBMMR4XC5Q65YOAGD47VE \
  | 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: 37bab9502c647971761eee1c030f9fa90d151a0edbb927f359858cc52fe974da

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ef2ef7a71cc9b3fc206bab12635127e8d91148ecd811e4f2d9475e59ec96db79",
    "cross_cats_sorted": [
      "cs.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-01-09T08:28:21Z",
    "title_canon_sha256": "9c94576c1811a3878493e6bd9800abc42a1cd4f937c50c9cff9acdb406283dfc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.1707",
    "kind": "arxiv",
    "version": 1
  }
}