Pith Number

pith:4YSBEJQ5

pith:2018:4YSBEJQ5Z5TRDYWTSQFJCBD62X

not attested not anchored not stored refs pending

High-concurrence time-bin entangled photon pairs from optimized Bragg-reflection waveguides

Alexander Schlager, Benedikt Pressl, Christian Schneider, Gregor Weihs, Holger Suchomel, Huan Chen, Kaisa Laiho, Martin Kamp, Maximilian Prilm\"uller, Silke Auchter, Sven H\"ofling, Thomas Kauten

arxiv:1804.11108 v1 · 2018-04-30 · 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{4YSBEJQ5Z5TRDYWTSQFJCBD62X}

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	2026-05-18T00:07:49.627953Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e62412261dcf6711e2d3940a91047ed5e37df447048d376828400a1c486f03b4

Aliases

arxiv: 1804.11108 · arxiv_version: 1804.11108v1 · doi: 10.48550/arxiv.1804.11108 · pith_short_12: 4YSBEJQ5Z5TR · pith_short_16: 4YSBEJQ5Z5TRDYWT · pith_short_8: 4YSBEJQ5

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/4YSBEJQ5Z5TRDYWTSQFJCBD62X \
  | 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: e62412261dcf6711e2d3940a91047ed5e37df447048d376828400a1c486f03b4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "489a34314c29f94bd1067a738a6007c15dee08a72b8a03808fb3623436dd337e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-04-30T10:04:18Z",
    "title_canon_sha256": "f89400e4fbfc4bc3f457a7e4e651943c4e0429f8616d7c00b1ba5c88810708b4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.11108",
    "kind": "arxiv",
    "version": 1
  }
}