Pith Number

pith:R6LVJVUQ

pith:2015:R6LVJVUQOPQUP7FSNI5TO6PCK2

not attested not anchored not stored refs pending

An integrated quantum repeater at telecom wavelength with single atoms in optical fiber cavities

Gerhard Rempe, Manuel Brekenfeld, Manuel Uphoff, Stephan Ritter

arxiv:1507.07849 v2 · 2015-07-28 · 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{R6LVJVUQOPQUP7FSNI5TO6PCK2}

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	2026-05-18T01:19:16.005213Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8f9754d69073e147fcb26a3b3779e256b4717f1af1a7a0c8629581fa902ce832

Aliases

arxiv: 1507.07849 · arxiv_version: 1507.07849v2 · doi: 10.48550/arxiv.1507.07849 · pith_short_12: R6LVJVUQOPQU · pith_short_16: R6LVJVUQOPQUP7FS · pith_short_8: R6LVJVUQ

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/R6LVJVUQOPQUP7FSNI5TO6PCK2 \
  | 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: 8f9754d69073e147fcb26a3b3779e256b4717f1af1a7a0c8629581fa902ce832

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "556178766da223ec292c93e5852d3ef6e8afee0644cc1807c5c27348b71f6aed",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-07-28T17:02:08Z",
    "title_canon_sha256": "729d709c718a9bdd52f2239710b3615f2dee5b342bcf394f50a29c497a1195dd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.07849",
    "kind": "arxiv",
    "version": 2
  }
}