Pith Number

pith:5UFLRCSI

pith:2011:5UFLRCSIXWDAZNI7YQBQ2AMJGQ

not attested not anchored not stored refs pending

Trade-off coding for universal qudit cloners motivated by the Unruh effect

Kamil Bradler, Mark M. Wilde, Tomas Jochym-O'Connor

arxiv:1103.0286 v2 · 2011-03-01 · quant-ph · gr-qc · hep-th · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5UFLRCSIXWDAZNI7YQBQ2AMJGQ}

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	2026-05-18T04:12:10.468430Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ed0ab88a48bd860cb51fc4030d0189340255806ccadfff4e4b332fe0f1fe30bb

Aliases

arxiv: 1103.0286 · arxiv_version: 1103.0286v2 · doi: 10.48550/arxiv.1103.0286 · pith_short_12: 5UFLRCSIXWDA · pith_short_16: 5UFLRCSIXWDAZNI7 · pith_short_8: 5UFLRCSI

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/5UFLRCSIXWDAZNI7YQBQ2AMJGQ \
  | 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: ed0ab88a48bd860cb51fc4030d0189340255806ccadfff4e4b332fe0f1fe30bb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "058a48bc737d7570ca7f58f2bfa64d160abdcd46428db322ddd03ecd569686e9",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-th",
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2011-03-01T21:05:50Z",
    "title_canon_sha256": "87651e013466cf1d0694fdc3da9491953f6b44ccc7f19f8deaac199573570a12"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.0286",
    "kind": "arxiv",
    "version": 2
  }
}