Pith Number

pith:PR4MEFLC

pith:2017:PR4MEFLCWZKMP4JXO5PC7RAAD6

not attested not anchored not stored refs pending

Planar waveguide structures for production of modally entangled biphotons with spectrum broadening

A. R.Tamazyan, G. Yu. Kryuchkyan

arxiv:1707.02433 v2 · 2017-07-08 · quant-ph · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PR4MEFLCWZKMP4JXO5PC7RAAD6}

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	2026-05-18T00:40:28.197909Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7c78c21562b654c7f137775e2fc4001fa254f66b8782016c1faf5fb79da54edd

Aliases

arxiv: 1707.02433 · arxiv_version: 1707.02433v2 · doi: 10.48550/arxiv.1707.02433 · pith_short_12: PR4MEFLCWZKM · pith_short_16: PR4MEFLCWZKMP4JX · pith_short_8: PR4MEFLC

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/PR4MEFLCWZKMP4JXO5PC7RAAD6 \
  | 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: 7c78c21562b654c7f137775e2fc4001fa254f66b8782016c1faf5fb79da54edd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "89592fcb782e49ed67f716a736afddc911dd3365fa9b0f0ea695fcaf5f72a71b",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2017-07-08T12:39:18Z",
    "title_canon_sha256": "ba5ac33b9c558654b8bd6f0ee02da854875e61203bd442e88d7c63b2c06e4390"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.02433",
    "kind": "arxiv",
    "version": 2
  }
}