Pith Number

pith:OUM3L76M

pith:2004:OUM3L76M3MUOMBC7YCRZQGWBVD

not attested not anchored not stored refs pending

Security of Quantum Bit-String Generation

Jonathan Barrett, Serge Massar

arxiv:quant-ph/0408120 v1 · 2004-08-19 · 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{OUM3L76M3MUOMBC7YCRZQGWBVD}

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	2026-07-04T16:50:23.271618Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7519b5ffccdb28e6045fc0a3981ac1a8f8be97f41775bab0a5b29801b84a315e

Aliases

arxiv: quant-ph/0408120 · arxiv_version: quant-ph/0408120v1 · doi: 10.48550/arxiv.quant-ph/0408120 · pith_short_12: OUM3L76M3MUO · pith_short_16: OUM3L76M3MUOMBC7 · pith_short_8: OUM3L76M

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/OUM3L76M3MUOMBC7YCRZQGWBVD \
  | 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: 7519b5ffccdb28e6045fc0a3981ac1a8f8be97f41775bab0a5b29801b84a315e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e3910a2e91174c6ae6f264366eb8943ceef385060949a9555f498f7a152f6961",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2004-08-19T13:19:22Z",
    "title_canon_sha256": "7badbd8f341cd92009759a1d42540b393d687bf11683dd2e9117de5f499a38da"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0408120",
    "kind": "arxiv",
    "version": 1
  }
}