Pith Number

pith:YYGVXJLI

pith:1998:YYGVXJLIFJESS2LJI3LT7I4LHY

not attested not anchored not stored refs pending

Shifts on a finite qubit string: A class of quantum baker's maps

C. M. Caves (University of New Mexico), R. Schack (Royal Holloway, University of London)

arxiv:quant-ph/9810050 v2 · 1998-10-15 · 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{YYGVXJLIFJESS2LJI3LT7I4LHY}

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	2026-05-18T04:24:14.384944Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c60d5ba5682a4929696946d73fa38b3e1d2e67aae49dfe1f7eb92a11aef9b5f8

Aliases

arxiv: quant-ph/9810050 · arxiv_version: quant-ph/9810050v2 · doi: 10.48550/arxiv.quant-ph/9810050 · pith_short_12: YYGVXJLIFJES · pith_short_16: YYGVXJLIFJESS2LJ · pith_short_8: YYGVXJLI

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/YYGVXJLIFJESS2LJI3LT7I4LHY \
  | 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: c60d5ba5682a4929696946d73fa38b3e1d2e67aae49dfe1f7eb92a11aef9b5f8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "572ebbe1096ac743351525f7a27543a5add59d881b68b1863a8241a29231effb",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "1998-10-15T20:46:40Z",
    "title_canon_sha256": "211983c87f2fd7f8332a22233cf3e54cba5f079835366d140be5378f7774ad71"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/9810050",
    "kind": "arxiv",
    "version": 2
  }
}