Pith Number

pith:3L6PMNOW

pith:2015:3L6PMNOWX3VTZE4YMADINMQWES

not attested not anchored not stored refs pending

An entangled-LED driven quantum relay over 1 km

A. J. Shields, B. Dzur\v{n}\'ak, C. Varnava, D.A. Ritchie, I. Farrer, J. Nilsson, J. Skiba-Szymanska, M. Lucamarini, R. M. Stevenson, R. V. Penty

arxiv:1506.00518 v2 · 2015-06-01 · quant-ph

Open paper page JSON Open Graph Bundle Merged state What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3L6PMNOWX3VTZE4YMADINMQWES}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T00:26:18.619583Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dafcf635d6beeb3c9398600686b21624903db3af72cad6a3a36ac49488aea62f

Aliases

arxiv: 1506.00518 · arxiv_version: 1506.00518v2 · doi: 10.48550/arxiv.1506.00518 · pith_short_12: 3L6PMNOWX3VT · pith_short_16: 3L6PMNOWX3VTZE4Y · pith_short_8: 3L6PMNOW

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/3L6PMNOWX3VTZE4YMADINMQWES \
  | 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: dafcf635d6beeb3c9398600686b21624903db3af72cad6a3a36ac49488aea62f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "371236a17f2c5b720e21f7a6cf15d1ee20959ff3a1a62d80ec08acf924c66704",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-06-01T14:51:57Z",
    "title_canon_sha256": "3cb05a6f8db4577fbb4dc8b2208460ab5144e3d09c2622a2cafb9bf9f04fb2c1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.00518",
    "kind": "arxiv",
    "version": 2
  }
}