Pith Number

pith:OX7XBLU5

pith:2004:OX7XBLU5QWM63BAM7NRA3GTPWL

not attested not anchored not stored refs pending

Towards practical and fast Quantum Cryptography

Damien Stucki, Gregoire Ribordy, Hugo Zbinden, Nicolas Brunner, Nicolas Gisin, Valerio Scarani

arxiv:quant-ph/0411022 v1 · 2004-11-03 · 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{OX7XBLU5QWM63BAM7NRA3GTPWL}

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	2026-07-04T14:46:50.594600Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

75ff70ae9d8599ed840cfb620d9a6fb2c0e0b1dadde7a4372b121ca8813a0b39

Aliases

arxiv: quant-ph/0411022 · arxiv_version: quant-ph/0411022v1 · doi: 10.48550/arxiv.quant-ph/0411022 · pith_short_12: OX7XBLU5QWM6 · pith_short_16: OX7XBLU5QWM63BAM · pith_short_8: OX7XBLU5

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/OX7XBLU5QWM63BAM7NRA3GTPWL \
  | 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: 75ff70ae9d8599ed840cfb620d9a6fb2c0e0b1dadde7a4372b121ca8813a0b39

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0cdc19b3cfd4e9c7bfb15e6a4567da35f6bef12d09b66b076b636de2d6faf20e",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2004-11-03T09:50:06Z",
    "title_canon_sha256": "e9abb568678a6349c07b7f0afcaae87700bb5df6e95aed126ad62c9c3caf8b86"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0411022",
    "kind": "arxiv",
    "version": 1
  }
}