Pith Number

pith:4AOTJAX3

pith:2023:4AOTJAX34P6KZOVM2MXZ6WZHJW

not attested not anchored not stored refs pending

Uncloneable Quantum Advice

Anne Broadbent, Martti Karvonen, S\'ebastien Lord

arxiv:2309.05155 v1 · 2023-09-10 · quant-ph · cs.CC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4AOTJAX34P6KZOVM2MXZ6WZHJW}

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.

Cited by

1 paper in Pith

On the hardness of cloning and connections to representation theory

Receipt and verification

First computed	2026-07-05T09:18:51.094829Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e01d3482fbe3fcacbaacd32f9f5b274d83fe88bfe97ff5331f8eda9cc82c4823

Aliases

arxiv: 2309.05155 · arxiv_version: 2309.05155v1 · doi: 10.48550/arxiv.2309.05155 · pith_short_12: 4AOTJAX34P6K · pith_short_16: 4AOTJAX34P6KZOVM · pith_short_8: 4AOTJAX3

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/4AOTJAX34P6KZOVM2MXZ6WZHJW \
  | 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: e01d3482fbe3fcacbaacd32f9f5b274d83fe88bfe97ff5331f8eda9cc82c4823

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c876155c6922059693e9d2572c4c43df57418a8d70ac8ed91da20cc88b59200a",
    "cross_cats_sorted": [
      "cs.CC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2023-09-10T22:09:05Z",
    "title_canon_sha256": "668f928df713c42d64cd2b45e0094fcf35358c3b70234956967c4ced67ebfad9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2309.05155",
    "kind": "arxiv",
    "version": 1
  }
}