Pith Number

pith:O5ZYHEW6

pith:2018:O5ZYHEW6IQK56Y427SFOKFTSHQ

not attested not anchored not stored refs pending

High-birefringence direct UV-written waveguides for heralded single-photon sources at telecommunication wavelengths

Andreas Eckstein, Devin H. Smith, Ian A. Walmsley, James C. Gates, Matthew T. Posner, Paolo L. Mennea, Peter G. R. Smith, Rex H. S. Bannerman, T. Hiemstra, Ulrich B. Hoff, W. Steven Kolthammer

arxiv:1805.12058 v1 · 2018-05-30 · physics.app-ph · physics.optics · 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{O5ZYHEW6IQK56Y427SFOKFTSHQ}

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	2026-05-18T00:03:05.586051Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

77738392de4415df639afc8ae516723c292d8210096b78be314df307d7195caf

Aliases

arxiv: 1805.12058 · arxiv_version: 1805.12058v1 · doi: 10.48550/arxiv.1805.12058 · pith_short_12: O5ZYHEW6IQK5 · pith_short_16: O5ZYHEW6IQK56Y42 · pith_short_8: O5ZYHEW6

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/O5ZYHEW6IQK56Y427SFOKFTSHQ \
  | 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: 77738392de4415df639afc8ae516723c292d8210096b78be314df307d7195caf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "359315f4cfada07dffff75548ad903a4a0227393429efce020432007045c56c5",
    "cross_cats_sorted": [
      "physics.optics",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2018-05-30T16:24:33Z",
    "title_canon_sha256": "1055676ce0f5c39b4417a6b3a2768a68d99f3b8bb5a2ce27b7bc1f7199b428d8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.12058",
    "kind": "arxiv",
    "version": 1
  }
}