Pith Number

pith:C7UAY77D

pith:2020:C7UAY77DFDGLU25OZUWYPM52QP

not attested not anchored not stored refs pending

Experimental wavelength-multiplexed entanglement-based quantum cryptography

Johannes Pseiner, Lukas Achatz, Lukas Bulla, Martin Bohmann, Rupert Ursin

arxiv:2009.03691 v3 · 2020-09-08 · 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{C7UAY77DFDGLU25OZUWYPM52QP}

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	2026-07-05T03:01:21.435221Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

17e80c7fe328ccba6baecd2d87b3ba83c7302d19854c872f2a975e1e92741598

Aliases

arxiv: 2009.03691 · arxiv_version: 2009.03691v3 · doi: 10.48550/arxiv.2009.03691 · pith_short_12: C7UAY77DFDGL · pith_short_16: C7UAY77DFDGLU25O · pith_short_8: C7UAY77D

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/C7UAY77DFDGLU25OZUWYPM52QP \
  | 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: 17e80c7fe328ccba6baecd2d87b3ba83c7302d19854c872f2a975e1e92741598

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e84a18190be9f1f34130dde01b550b92d244ccaa7bfd3f973abc9f6175a524a8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2020-09-08T12:36:20Z",
    "title_canon_sha256": "b376e7ac12635bdba4f6ee55c20d9ae90864691042679e02294075ff69afdd33"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2009.03691",
    "kind": "arxiv",
    "version": 3
  }
}