Pith Number

pith:REHOXFUY

pith:2011:REHOXFUY7M4DNU5CUSMDPANFFW

not attested not anchored not stored refs pending

Quantum Copy-Protection and Quantum Money

Scott Aaronson

arxiv:1110.5353 v1 · 2011-10-24 · 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{REHOXFUY7M4DNU5CUSMDPANFFW}

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

The most discriminable quantum states in the multicopy regime

Receipt and verification

First computed	2026-05-18T00:59:10.098330Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

890eeb9698fb3836d3a2a4983781a52db42ecfed8b3f70e18f51035bf8cad070

Aliases

arxiv: 1110.5353 · arxiv_version: 1110.5353v1 · doi: 10.48550/arxiv.1110.5353 · pith_short_12: REHOXFUY7M4D · pith_short_16: REHOXFUY7M4DNU5C · pith_short_8: REHOXFUY

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/REHOXFUY7M4DNU5CUSMDPANFFW \
  | 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: 890eeb9698fb3836d3a2a4983781a52db42ecfed8b3f70e18f51035bf8cad070

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8a3920966b8d031991a004805ee2223cddfef287b06ee86a218e70d875ddf63f",
    "cross_cats_sorted": [
      "cs.CC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2011-10-24T21:06:00Z",
    "title_canon_sha256": "7c067b43349e08b4ca339ad3e17bb6f74b1b8cc3378dbd81e77a2e5ca0aaf8bf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.5353",
    "kind": "arxiv",
    "version": 1
  }
}