Pith Number

pith:LKC6S5R2

pith:2021:LKC6S5R2TXZJYLFRAOM7MPBNN7

not attested not anchored not stored refs pending

Limitations on Uncloneable Encryption and Simultaneous One-Way-to-Hiding

Christian Majenz, Christian Schaffner, Mehrdad Tahmasbi

arxiv:2103.14510 v3 · 2021-03-26 · quant-ph · cs.CR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LKC6S5R2TXZJYLFRAOM7MPBNN7}

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	2026-07-05T03:29:00.302943Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5a85e9763a9df29c2cb10399f63c2d6fede6c3776952fef4622a90e81636cd13

Aliases

arxiv: 2103.14510 · arxiv_version: 2103.14510v3 · doi: 10.48550/arxiv.2103.14510 · pith_short_12: LKC6S5R2TXZJ · pith_short_16: LKC6S5R2TXZJYLFR · pith_short_8: LKC6S5R2

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/LKC6S5R2TXZJYLFRAOM7MPBNN7 \
  | 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: 5a85e9763a9df29c2cb10399f63c2d6fede6c3776952fef4622a90e81636cd13

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d94ecc1cc69e2a4a1bab894a6580a111b6c27bd6e5dca327093b64d61c09ac96",
    "cross_cats_sorted": [
      "cs.CR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2021-03-26T15:12:10Z",
    "title_canon_sha256": "c3037d3e575bc5115dbbc676c387f1c91defc40bf332eb5285beb82e2a544295"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.14510",
    "kind": "arxiv",
    "version": 3
  }
}