Pith Number

pith:3OU32WNH

pith:2001:3OU32WNH7HZRCWLV4XUJXUD4F3

not attested not anchored not stored refs pending

Experimental Realization of Br\"{u}schweiler's exponentially fast search algorithm in a homo-nuclear system

G. L. Long, Hai-Yang Yan, Li Xiao, Yang Sun

arxiv:quant-ph/0112161 v2 · 2001-12-26 · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3OU32WNH7HZRCWLV4XUJXUD4F3}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T01:38:02.266609Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dba9bd59a7f9f3115975e5e89bd07c2ed533dafdb50172cbd53ece9bd6171c6c

Aliases

arxiv: quant-ph/0112161 · arxiv_version: quant-ph/0112161v2 · doi: 10.48550/arxiv.quant-ph/0112161 · pith_short_12: 3OU32WNH7HZR · pith_short_16: 3OU32WNH7HZRCWLV · pith_short_8: 3OU32WNH

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/3OU32WNH7HZRCWLV4XUJXUD4F3 \
  | 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: dba9bd59a7f9f3115975e5e89bd07c2ed533dafdb50172cbd53ece9bd6171c6c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d7f51525892223717988abde40d02df21442a7d14f873cd76abb2a311e1690ee",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2001-12-26T06:21:29Z",
    "title_canon_sha256": "2507157949f223e8628b3250f4572fb3387a60a72bd6345dad6827257ca0f884"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0112161",
    "kind": "arxiv",
    "version": 2
  }
}