Pith Number

pith:QBAYLXJZ

pith:2015:QBAYLXJZGGKRK7R7P57FYFZ4WG

not attested not anchored not stored refs pending

Nonlinear interferometer for tailoring the frequency spectrum of bright squeezed vacuum

A. Perez, G. Leuchs, M. Chekhova, R. W. Boyd, S. Lemieux, T. Sh. Iskhakov

arxiv:1503.03406 v1 · 2015-03-11 · 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{QBAYLXJZGGKRK7R7P57FYFZ4WG}

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	2026-05-18T01:22:21.353886Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

804185dd393195157e3f7f7e5c173cb18d58331c0d1312d7d836474906dcac2f

Aliases

arxiv: 1503.03406 · arxiv_version: 1503.03406v1 · doi: 10.48550/arxiv.1503.03406 · pith_short_12: QBAYLXJZGGKR · pith_short_16: QBAYLXJZGGKRK7R7 · pith_short_8: QBAYLXJZ

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/QBAYLXJZGGKRK7R7P57FYFZ4WG \
  | 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: 804185dd393195157e3f7f7e5c173cb18d58331c0d1312d7d836474906dcac2f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2585ab4b73868ede2c75011e0bb6b65cfbb3aaa5545e7979ab6a09ea1b50d67d",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-03-11T16:30:03Z",
    "title_canon_sha256": "e50f4c5efcdbebcc343c5c18f5a60cc1bc67d3d82c09392121947f2093685290"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.03406",
    "kind": "arxiv",
    "version": 1
  }
}