Pith Number

pith:FHNOVXUK

pith:2013:FHNOVXUKE7T6BIJQJAF6FCGJ2I

not attested not anchored not stored refs pending

Effects of anisotropy in a nonlinear crystal for squeezed vacuum generation

A. Cavanna, A. M. P\'erez, F. Just, G. Leuchs, M.V. Chekhova

arxiv:1307.2405 v1 · 2013-07-09 · 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{FHNOVXUKE7T6BIJQJAF6FCGJ2I}

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	2026-05-18T01:48:58.309308Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

29daeade8a27e7e0a130480be288c9d23706b8ddf9c1a8bcbd0378f1b890ed7a

Aliases

arxiv: 1307.2405 · arxiv_version: 1307.2405v1 · doi: 10.48550/arxiv.1307.2405 · pith_short_12: FHNOVXUKE7T6 · pith_short_16: FHNOVXUKE7T6BIJQ · pith_short_8: FHNOVXUK

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/FHNOVXUKE7T6BIJQJAF6FCGJ2I \
  | 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: 29daeade8a27e7e0a130480be288c9d23706b8ddf9c1a8bcbd0378f1b890ed7a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "88cabf4ad8125df3d03aefd1f035bb14a6beca12380c8f6d062f9d9f55027250",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2013-07-09T11:30:23Z",
    "title_canon_sha256": "b96183bea6d39782c89314f316ef69702f57f3abf7a38d931dc75502a1efbb1f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.2405",
    "kind": "arxiv",
    "version": 1
  }
}