Pith Number

pith:DQMHS2ZO

pith:2008:DQMHS2ZONYORCCVZLX57IRTWVX

not attested not anchored not stored refs pending

High speed coherent one-way quantum key distribution prototype

Claudio Barreiro, Damien Stucki, Fabien Vannel, Hugo Zbinden, Jean-Daniel Gautier, Nicolas Gisin, Olivier Gay, Patrick Trinkler, Rob Thew, Sylvain Fasel, Yann Thoma

arxiv:0809.5264 v1 · 2008-09-30 · 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{DQMHS2ZONYORCCVZLX57IRTWVX}

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	2026-05-18T03:59:37.082906Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1c18796b2e6e1d110ab95dfbf44676adf75ee73f8ce8babe4ae00103e0d0aff8

Aliases

arxiv: 0809.5264 · arxiv_version: 0809.5264v1 · doi: 10.48550/arxiv.0809.5264 · pith_short_12: DQMHS2ZONYOR · pith_short_16: DQMHS2ZONYORCCVZ · pith_short_8: DQMHS2ZO

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/DQMHS2ZONYORCCVZLX57IRTWVX \
  | 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: 1c18796b2e6e1d110ab95dfbf44676adf75ee73f8ce8babe4ae00103e0d0aff8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d4cdd1b02f40c79bc6a2a18c2718231459edb94a4aff3be5ed895959a549f8b9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2008-09-30T19:35:05Z",
    "title_canon_sha256": "d973bb89358a1011452df809b0c478f756ab2ca1ce1ae8d6ff3cae9d84a379ce"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0809.5264",
    "kind": "arxiv",
    "version": 1
  }
}